We get to the root cause to help our patients.

About Us

Dr. Quyen Trinh, a trusted Katy family physician, and his medical team are on a mission to help patients achieve their health goals.

At Mason Park Medical Clinic, our Katy family physician and medical practitioners take the time to get to know our patients. Part of being a whole health clinic is our emphasis on building relationships with our patients. We believe that developing strong, trustworthy patient-doctor relationships allow us to help our patients reach their overall medical and lifestyle goals.

MEET OUR TEAM

MEET OUR TEAM

About_Dr. Quyen Trinh, DO

Dr. Quyen Trinh, DO

Board-Certified Physician

Dr. Quyen Trinh is a compassionate Board-Certified Family Medicine Physician practicing accountable and evidence-based care since 1996. He provides acute and chronic care for patients ages five years and older.

 

Dr. Trinh is the recipient of numerous awards and recognition for his exemplary work in the field of medicine and patient care including,

 

These honors and commendations reflect Dr. Trinh’s approach to healthcare – to always put his patients first. Dr. Trinh’s mission is to help his patients reach their health goals to have a better quality of life. His whole-health approach, coupled with his commitment to building solid patient-doctor relationships, are well received and much appreciated by his patients.

 

Dr. Trinh graduated from Kansas City University of Medicine and Biosciences in 1996 and completed his Family Practice Residency at the University of Texas Health Science Center in 1999. Before becoming the Managing Physician at Mason Park Medical Clinic in Katy, he was a practicing physician and partner with Kelsey-Seybold Clinic for over 18 years.

Dr. Trinh moved to the Houston area in 1976 and is fluent in both Vietnamese and English. He enjoys playing golf, traveling, dabbling in gastronomy, and watching movies from Marvel Universe. He has been married to Angela since 1995, and they have three children, Ashley, Brandon, and Ryan.

 

Learn more about Dr. Trinh: Why I Became a Doctor of Osteopathic Medicine

Jenny Phan, PA-C

Jenny Phan, PA-C

Certified Physician Assistant

Jenny is a Physician Assistant certified by the NCCPA and licensed by the Texas Medical Board and a key member of our Medical Staff since 2017. She completed her undergraduate studies in Nutrition at the University of Houston and received her Masters of Science in Physician Assistant Studies at Alderson Broaddus University. During her studies, she completed clinical rotations in multiple specialties as well as primary care.


Jenny is a dedicated and caring practitioner who listens to her patients and strives to help them live better lives. Jenny is fluent in both English and Vietnamese and cares for patients 5 years and older. When Jenny is not wearing her Superwoman Cape at work she enjoys spending quality time with her family and friends.

Saba Zabarah - Katy TX Mason Park Medical Clinic

Saba Zabarah, FNP-C

Board-Certified Nurse Practitioner

Saba is a Board-Certified Family Nurse Practitioner and an integral member of the Medical Staff since 2018. She attended the University of Texas Health Science Center at Houston Cizik School of Nursing where she received her Masters of Science in Nursing as well as her Bachelors of Science in Nursing Degrees. She also received her Post Master’s in Nursing Education from UT Health. Saba was previously a Registered Nurse at Ben Taub General Hospital for four years.

 

Saba truly has a passion for teaching and enjoys precepting Nurse Practitioner Students when she can. She is consistently a patient favorite and puts her patients’ needs first. Saba is bilingual speaking both Arabic and English; she moved to Houston from Saudi Arabia in 2002 and has been living in Katy since 2008. When Saba is not busy at work taking care of her patients, she likes to spend quality time with her family and friends.

Shara McKinley, FNP-C (bio)

Shara McKinley, FNP-C

Board-Certified Nurse Practitioner

Shara is a Board-Certified Family Nurse Practitioner with over 20 years of diverse nursing experience working with adults in Critical Care, Emergency Medicine and Cardiovascular specialties. She completed her Masters of Science in Nursing through the University of Texas at Arlington where she was inducted into Sigma Theta Tau Nursing Honors Society. Her undergraduate degree was completed at the University of Texas Health Science Center in San Antonio.

 

Shara enjoys taking time with her patients to understand their individual needs and concerns. Applying evidence based practices and continually learning are at the forefront of her approach to medicine. Shara has been a resident of Katy, Texas for over 10 years and enjoys the sense of community which is so evident in the area. When not at work, Shara enjoys cooking and entertaining with her family, getting outdoors and reading.

Dr. Quyen Trinh is a compassionate Board-Certified Family Medicine Physician practicing accountable and evidence-based care since 1996. He provides acute and chronic care for patients ages five years and older.

 

Dr. Trinh is the recipient of numerous awards and recognition for his exemplary work in the field of medicine and patient care including,

 

These honors and commendations reflect Dr. Trinh’s approach to healthcare – to always put his patients first. Dr. Trinh’s mission is to help his patients reach their health goals to have a better quality of life. His whole-health approach, coupled with his commitment to building solid patient-doctor relationships, are well received and much appreciated by his patients.

 

Dr. Trinh graduated from Kansas City University of Medicine and Biosciences in 1996 and completed his Family Practice Residency at the University of Texas Health Science Center in 1999. Before becoming the Managing Physician at Mason Park Medical Clinic in Katy, he was a practicing physician and partner with Kelsey-Seybold Clinic for over 18 years.

 

Dr. Trinh moved to the Houston area in 1976 and is fluent in both Vietnamese and English. He enjoys playing golf, traveling, dabbling in gastronomy, and watching movies from Marvel Universe. He has been married to Angela since 1995, and they have three children, Ashley, Brandon, and Ryan.

 

Learn more about Dr. Trinh: Why I Became a Doctor of Osteopathic Medicine

Jenny is a Physician Assistant certified by the NCCPA and licensed by the Texas Medical Board and a key member of our Medical Staff since 2017. She completed her undergraduate studies in Nutrition at the University of Houston and received her Masters of Science in Physician Assistant Studies at Alderson Broaddus University. During her studies, she completed clinical rotations in multiple specialties as well as primary care.


Jenny is a dedicated and caring practitioner who listens to her patients and strives to help them live better lives. Jenny is fluent in both English and Vietnamese and cares for patients 5 years and older. When Jenny is not wearing her Superwoman Cape at work she enjoys spending quality time with her family and friends.

Saba is a Board-Certified Family Nurse Practitioner and an integral member of the Medical Staff since 2018. She attended the University of Texas Health Science Center at Houston Cizik School of Nursing where she received her Masters of Science in Nursing as well as her Bachelors of Science in Nursing Degrees. She also received her Post Master’s in Nursing Education from UT Health. Saba was previously a Registered Nurse at Ben Taub General Hospital for four years.

 

Saba truly has a passion for teaching and enjoys precepting Nurse Practitioner Students when she can. She is consistently a patient favorite and puts her patients’ needs first. Saba is bilingual speaking both Arabic and English; she moved to Houston from Saudi Arabia in 2002 and has been living in Katy since 2008. When Saba is not busy at work taking care of her patients, she likes to spend quality time with her family and friends.

Shara is a Board-Certified Family Nurse Practitioner with over 20 years of diverse nursing experience working with adults in Critical Care, Emergency Medicine and Cardiovascular specialties. She completed her Masters of Science in Nursing through the University of Texas at Arlington where she was inducted into Sigma Theta Tau Nursing Honors Society. Her undergraduate degree was completed at the University of Texas Health Science Center in San Antonio.

 

Shara enjoys taking time with her patients to understand their individual needs and concerns. Applying evidence based practices and continually learning are at the forefront of her approach to medicine. Shara has been a resident of Katy, Texas for over 10 years and enjoys the sense of community which is so evident in the area. When not at work, Shara enjoys cooking and entertaining with her family, getting outdoors and reading.

Viviana Escobar - Katy TX Mason Park Medical Clinic

Viviana Escobar

Physical Therapist

Viviana is a Licensed Rehab Specialist in Physical Therapy, Therapeutic Massage and other techniques that target pain relief, stress relief and relaxation. She has been treating patients and clients for over 20+ years and customizes a treatment plan to treat neck pain, back pain, knee pain, tennis elbow, Achilles tendonitis, plantar fasciitis, and much more. She enjoys helping her clients with relaxation and specialized massage therapy treatments.

 

Viviana is a patient favorite and truly cares about helping her patients and clients achieve a better quality of life through more flexibility, less pain, renewed strength and less stress. Viviana is a busy career mom and when she is not working enjoys spending time with her family and friends.

Angela Trinh

Angela Trinh

Clinic/Medical Spa Director

Angela brings over 25 years of business management experience and retired from a career at a Fortune 500 energy company to support the Medical Clinic and expand the services to include the new Medical Spa. Her resume includes working at prestigious firms such as KPMG, Koch Industries and most recently as Head of Strategic and Direct Sales at Direct Energy.

 

Angela has a passion about caring for others and wants every patient that walks into the Medical Clinic and Medical Spa to feel that their health matters. She believes that the patient’s health comes first and that it is important to take care of yourself inside and out!

 

Angela is a busy mom of three and enjoys spending quality time with her family and friends. She also enjoys reading, traveling, fashion and is a huge foodie!

Kelly Guerrero - Katy TX Mason Park Medical Clinic

Kelly Guerrero

Billing Supervisor/Office Manager

Kelly has been a part of the Mason Park Medical Clinic family for over 20 years! She has worked in every capacity from front office, medical assistance and billing! Her exceptional work ethic, can-do attitude and compassion for our patients and her colleagues make her an ideal Billing Supervisor and Office Manager.

Outside of the office, Kelly enjoys spending time with her family. She has been married to Joshua Guerrero since 1999 and has two beautiful children. Kelly is also an avid book reader and, on some occasions, physical conditioning! Just don’t ask her to run a marathon anytime soon.

Kim Copeland (bio)

Kim Copeland

Front Office Manager

With over 30 years of experience in the medical field, Kim is an excellent addition to our front office team.

Kim has been happily married to her husband Jeff for 26+ years and has three beautiful children, Cody, Camryn, and Connor.

When she’s not working, Kim enjoys watching her son play baseball for the Katy Tigers. 

Viviana is a Licensed Rehab Specialist in Physical Therapy, Therapeutic Massage and other techniques that target pain relief, stress relief and relaxation. She has been treating patients and clients for over 20+ years and customizes a treatment plan to treat neck pain, back pain, knee pain, tennis elbow, Achilles tendonitis, plantar fasciitis, and much more. She enjoys helping her clients with relaxation and specialized massage therapy treatments.

 

 

Viviana is a patient favorite and truly cares about helping her patients and clients achieve a better quality of life through more flexibility, less pain, renewed strength and less stress. Viviana is a busy career mom and when she is not working enjoys spending time with her family and friends.

Angela brings over 25 years of business management experience and retired from a career at a Fortune 500 energy company to support the Medical Clinic and expand the services to include the new Medical Spa. Her resume includes working at prestigious firms such as KPMG, Koch Industries and most recently as Head of Strategic and Direct Sales at Direct Energy.


Angela has a passion about caring for others and wants every patient that walks into the Medical Clinic and Medical Spa to feel that their health matters. She believes that the patient’s health comes first and that it is important to take care of yourself inside and out! 


Angela is a busy mom of three and enjoys spending quality time with her family and friends. She also enjoys reading, traveling, fashion and is a huge foodie!

Kelly has been a part of the Mason Park Medical Clinic family for over 20 years! She has worked in every capacity from front office, medical assistance and billing! Her exceptional work ethic, can-do attitude and compassion for our patients and her colleagues make her an ideal Billing Supervisor and Office Manager.

Outside of the office, Kelly enjoys spending time with her family. She has been married to Joshua Guerrero since 1999 and has two beautiful children. Kelly is also an avid book reader and, on some occasions, physical conditioning! Just don’t ask her to run a marathon anytime soon.

With over 30 years of experience in the medical field, Kim is an excellent addition to our front office team.

Kim has been happily married to her husband Jeff for 26+ years and has three beautiful children, Cody, Camryn, and Connor.

When she’s not working, Kim enjoys watching her son play baseball for the Katy Tigers. 

Anita Balderas - Katy TX Mason Park Medical Clinic

Anita Balderas

Front Office Supervisor

Anita is a long time Mason Park Medical Clinic team member! We are excited to welcome her back after taking time off to focus on her family. Anita’s work ethic, responsiveness, and dedication to patient care makes her an ideal Front Office Supervisor!

 

When Anita is not at work, she enjoys spending time with her family. She is a busy career mom to 5 children and is married to Daniel Balderas. She loves reading a good book and binging on movies on Netflix!

Griselda Quijas, Front Office

Griselda Quijas

Front Office

Caitlin Fatsura, Front Office

Caitlin Fatsura

Front Office

Sheila Luong, Front Office

Sheila Luong

Front Office

Anita is a long time Mason Park Medical Clinic team member! We are excited to welcome her back after taking time off to focus on her family. Anita’s work ethic, responsiveness, and dedication to patient care makes her an ideal Front Office Supervisor!

 

When Anita is not at work, she enjoys spending time with her family. She is a busy career mom to 5 children and is married to Daniel Balderas. She loves reading a good book and binging on movies on Netflix!

Madison Martinez

Madison Martinez

Medical Assistant Supervisor

Madison graduated from the Pima Medical Institute in 2018 and has quickly become an integral member of the Mason Park Medical Clinic family! Madison is responsible for assisting with patients’ care, supervising the day to day MA day duties, completing medical record requests, coordinating referrals, and ensures our clinic does not run out of medical supplies. Madison is an extremely hard worker and a great colleague to work with. She always puts our patients first and will make time to support her fellow colleagues. She is a proud Texan, born and raised in Houston and now calls Katy, Texas her home!

 

When Madison is not at work and has free time, she loves to draw and relax with her dog.

Briana Tyler - Mason Park Medical Clinic

Briana Tyler

Medical Assistant Lead

Briana has been a part of the Mason Park Medical Clinic family for over two years. All of our patients love Briana as she is warm and caring with a ready smile and always wants to know how our patients are doing. She works very closely with our providers to deliver outstanding patient care and always puts their needs first. As our Lead Medical Assistant, Briana is responsible for patient care and partners with Madison to coach and train the MA staff. She also coordinates patient referrals and provides patient lab results as well as ensuring the clinic does not run out of office supplies.

 

In her spare time, she is an avid reader, an amateur photographer, and enjoys spending time with her family.

Jennifer Guevara

Jennifer Guevara

Medical Assistant

Jennifer has been in the medical field for over 20 years. She enjoys helping people and strives to do the best for patients. In addition to her skills as a medical assistant, she is also a certified surgical technician and BLS/CPR certified. 

 

Jennifer is originally from far West Texas and moved here a year ago to be closer to her family. She loves spending time with family and shopping when she is not working.

Karen Volquez, Medical Assistant

Karen Volquez

Medical Assistant

Madison graduated from the Pima Medical Institute in 2018 and has quickly become an integral member of the Mason Park Medical Clinic family! Madison is responsible for assisting with patients’ care, supervising the day to day MA day duties, completing medical record requests, coordinating referrals, and ensures our clinic does not run out of medical supplies. Madison is an extremely hard worker and a great colleague to work with. She always puts our patients first and will make time to support her fellow colleagues. She is a proud Texan, born and raised in Houston and now calls Katy, Texas her home!

 

When Madison is not at work and has free time, she loves to draw and relax with her dog.

Briana has been a part of the Mason Park Medical Clinic family for over two years. All of our patients love Briana as she is warm and caring with a ready smile and always wants to know how our patients are doing. She works very closely with our providers to deliver outstanding patient care and always puts their needs first. As our Lead Medical Assistant, Briana is responsible for patient care and partners with Madison to coach and train the MA staff. She also coordinates patient referrals and provides patient lab results as well as ensuring the clinic does not run out of office supplies.

 

In her spare time, she is an avid reader, an amateur photographer, and enjoys spending time with her family.

Jennifer has been in the medical field for over 20 years. She enjoys helping people and strives to do the best for patients. In addition to her skills as a medical assistant, she is also a certified surgical technician and BLS/CPR certified. 

 

Jennifer is originally from far West Texas and moved here a year ago to be closer to her family. She loves spending time with family and shopping when she is not working.

Tessie Mitchell, Medical Assistant

Tessie Mitchell

Medical Assistant

Katelynn Hollins - Katy TX Mason Park Medical Clinic

Katelynn Hollins

Medical Billing/Coding Specialist

We are excited that Katelynn Hollins joined the Mason Park Medical Clinic family! Her 10 years of customer service related roles contributed to her ability to adapt quickly and to put our patients health first!

 

Katelynn recently graduated from the College of Healthcare Professionals and in the short time here took on more responsibility by moving into the Medical Billing/Coding team. She always has a friendly smile and warm welcome ready to greet our patients and guests as she is passionate about your patient experience! She is a quick learner and a true team player.

 

In her spare time, Katelynn loves to watch movies with her children and watch them play sports.

Ashley Trinh - Katy TX Mason Park Medical Clinic

Ashley Trinh

Medical Billing/Coding Specialist

Ashley does double duty and is currently a full-time student while working as a billing and coding specialist. She has been a valuable team member helping to complete multiple billing projects on time. Ashley is very creative and loves to spend time on her many hobbies including various arts and crafts, gaming, sampling different foods, and traveling around the world. Her favorite destination is Japan, and she has been there multiple times.

 

When she has free time she enjoys quality time with her family, friends, and multiple pets.

Kaylie Lopez

Kaylie Lopez

Patient Experience Specialist

Kaylie is a new Mason Park Medical Clinic team member and is currently going to Houston Community College for an Associates in Psychology. Kaylie is one of the first friendly faces you see and is responsible for greeting our patients as soon as they walk into our office to check-in. She is responsible for working closely with our patients to assist them with their needs.  

 

When Kaylie isn’t at work, she loves going to museums, the zoo, spending time with her pets, and sleeping.

We are excited that Katelynn Hollins joined the Mason Park Medical Clinic family! Her 10 years of customer service related roles contributed to her ability to adapt quickly and to put our patients health first!

 

Katelynn recently graduated from the College of Healthcare Professionals and in the short time here took on more responsibility by moving into the Medical Billing/Coding team. She always has a friendly smile and warm welcome ready to greet our patients and guests as she is passionate about your patient experience! She is a quick learner and a true team player.

 

In her spare time, Katelynn loves to watch movies with her children and watch them play sports.

Ashley does double duty and is currently a full-time student while working as a billing and coding specialist. She has been a valuable team member helping to complete multiple billing projects on time. Ashley is very creative and loves to spend time on her many hobbies including various arts and crafts, gaming, sampling different foods, and traveling around the world. Her favorite destination is Japan, and she has been there multiple times.

 

When she has free time she enjoys quality time with her family, friends, and multiple pets.

Kaylie is a new Mason Park Medical Clinic team member and is currently going to Houston Community College for an Associates in Psychology. Kaylie is one of the first friendly faces you see and is responsible for greeting our patients as soon as they walk into our office to check-in. She is responsible for working closely with our patients to assist them with their needs. 

 

When Kaylie isn’t at work, she loves going to museums, the zoo, spending time with her pets, and sleeping.

Optimus Prime - Katy TX Mason Park Medical Clinic

Optimus Prime

Patient Experience Specialist

Optimus Prime understands the importance of “Prime-ary” care! He is one of the first friendly faces you see when you enter our doors. He is our faithful team mascot and is truly passionate about your experience at our clinic. He welcomes patients to our clinic, manages our feed-back surveys, and loves to take photos with our patients and guests.

 

When Optimus is not busy at work, he moonlights using his Cybertronian mode as a semi-truck. His favorite past-time is sparring with Megatron, the Decepticons leader, and saving the world along the way!

Jaqueline Candanoze

Jaqueline Candanoze

Lead Medical Aesthetician/Injector

Jaqueline was born and raised in Houston, Texas, and has been a medical aesthetician, injector, and certified laser technician for over eight years. She joined the cosmetology field because the beauty industry is constantly growing. There’s always room to learn and improve your skills. 

 

She loves helping others feel better about themselves and gain self-confidence. She firmly believes that you can strengthen your mental health when you care for yourself and your skin.

Sana Kultumanova

Sana Kultumanova

Medical Aesthetician/Certified Laser Tech

Sana is from Katy, Texas. She has over six years of experience as a medical aesthetician and certified laser technician. 

 

Sana’s passion is educating her clients on the best treatment plan and proper skincare routine. The best part about her career is seeing how a simple facial can positively impact someone’s life by letting them unwind, relax and feel good about themselves.

Nellie Villa

Nellie Villa

Medical Aesthetician/Certified Laser Tech

Nellie is a new transplant to Houston, Texas, from Illinois. With a background in esthetics, she attends the BSN program at The University of Texas to become a nurse injector. 

 

Nellie is passionate about creating a custom skincare experience for every client who walks through our door. Her main goal is to help her clients achieve healthy glowing skin.

Optimus Prime understands the importance of “Prime-ary” care! He is one of the first friendly faces you see when you enter our doors. He is our faithful team mascot and is truly passionate about your experience at our clinic. He welcomes patients to our clinic, manages our feed-back surveys, and loves to take photos with our patients and guests.

 

When Optimus is not busy at work, he moonlights using his Cybertronian mode as a semi-truck. His favorite past-time is sparring with Megatron, the Decepticons leader, and saving the world along the way!

Jaqueline was born and raised in Houston, Texas, and has been a medical aesthetician, injector, and certified laser technician for over eight years. She joined the cosmetology field because the beauty industry is constantly growing. There’s always room to learn and improve your skills. 

 

She loves helping others feel better about themselves and gain self-confidence. She firmly believes that you can strengthen your mental health when you care for yourself and your skin.

Sana is from Katy, Texas. She has over six years of experience as a medical aesthetician and certified laser technician. 

 

Sana’s passion is educating her clients on the best treatment plan and proper skincare routine. The best part about her career is seeing how a simple facial can positively impact someone’s life by letting them unwind, relax and feel good about themselves.

Nellie is a new transplant to Houston, Texas, from Illinois. With a background in esthetics, she attends the BSN program at The University of Texas to become a nurse injector. 

 

Nellie is passionate about creating a custom skincare experience for every client who walks through our door. Her main goal is to help her clients achieve healthy glowing skin.

Invest in a Katy Family Physician You Can Count On

At Mason Park Medical Clinic, we firmly believe the patient’s relationship with the doctor and medical staff should be solid and trustworthy. That’s why we strive to earn the trust of every patient who visits our Katy primary care clinic.

 

Too many patients and doctors are complacent with the current quality of care, which is not the case at our clinic. We work closely with our patients to customize treatment plans to help them live longer and healthier lives.

 

Come visit us. Our Katy family physician and general practitioners would welcome the opportunity to take care of your health care needs. You can make an appointment by calling (281) 646-0740 today.

Invest in a Katy Family Physician You Can Count On

At Mason Park Medical Clinic, we firmly believe the patient’s relationship with the doctor and medical staff should be solid and trustworthy. That’s why we strive to earn the trust of every patient who visits our Katy primary care clinic.

 

Too many patients and doctors are complacent with the current quality of care, which is not the case at our clinic. We work closely with our patients to customize treatment plans to help them live longer and healthier lives.

 

Come visit us. Our Katy family physician and general practitioners would welcome the opportunity to take care of your health care needs. You can make an appointment by calling (281) 646-0740 today.

Testimonials and Reviews

Honors and Affiliations

Heart/Stroke NCQA - Mason Park Katy Clinic
Top Doctors 2022 - Katy Clinic, Mason Park Medical Clinic
Diabetes NCQA - Katy Clinic
Top Doctor - Katy Clinic, Mason Park
Top Doctor 2021 - Katy Clinic, Mason Park Medical
TX Top Doctor 2022 - Katy Clinic