Oscar Lightner, MD
Family Physician
3550 Rayford Road Ste 110
Spring, TX 77386
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Availability last updated 11/07/2025
Oscar Lightner, MD
Family Physician
3550 Rayford Road Ste 110
Spring, TX 77386
Robert Johnston, MD, is a primary care physician at Jacinto Medical Group in La Porte, Texas. He has been treating patients around Texas for more than 30 years, specializing in family medicine.
Residing in Texas for more than three decades, Dr. Johnston graduated from Texas A&M University in College Station, Texas, in 1987. After earning his doctorate in medicine, Dr. Johnston completed his family practice residency at Methodist San Jacinto Hospital in Baytown, Texas, in 1990.
Dr. Johnston knew early on in his medical career that he wanted to practice family medicine. As a primary care physician, he is able to see patients of all ages, from many different backgrounds. While he diagnoses and treats a wide range of acute and chronic illnesses, Dr. Johnston’s treatment plans typically focus on overall health, wellness, and prevention.
Dedicated to his primary care patients, Dr. Johnston belongs to a number of medical organizations, including the Harris County Medical Society, the Texas Academy of Family Physicians, and the Texas Medical Association.
A sought-after doctor in the La Porte community, Dr. Johnston is always excited to take on new patients.
Dr. Robert Johnston, MD
Family Physician
11006 Spencer Highway
La Porte, TX 77571
Michelle Fredricks, MD, is a board-certified primary care physician caring for patients around Baytown, Texas, at Jacinto Medical Group. Practicing for more than 20 years, Dr. Fredricks is dedicated to working with all ages, ensuring that she can treat patients at any stage during their life.
Passionate about helping others throughout college, Dr. Fredricks enrolled in the University of Texas Health Science Center in San Antonio after receiving her bachelor’s degree in biology from the University of Houston, earning her doctorate in medicine in 1995.
Now a longtime Baytown resident, it comes as no surprise that Dr. Fredricks completed her residency in the city she loves, at Houston Methodist Hospital, now Houston Methodist Baytown Hospital. After finishing her residency in 1998, Dr. Fredricks enthusiastically joined Jacinto Medical Group, where she practices to this day.
Dr. Fredricks continues to enjoy treating patients in one of the oldest and largest multispecialty clinics in Texas’ East Harris County.
She is a member of a number of professional medical organizations, including the American Academy of Family Physicians, the American Medical Association, and the Texas Medical Association.
When she isn’t seeing patients, Dr. Fredricks loves martial arts, scuba diving, Nebraska football, and spending time with her family.
Dr. Michelle Fredricks, MD
Family Physician
11006 Spencer Highway
La Porte, TX 77571
Rafael Pardo, MD, FAAFP, is a board-certified primary care physician at Jacinto Medical Group in Baytown, Texas. He has been practicing medicine in clinics all over the world for more than 40 years.
A native of Spain, Dr. Pardo graduated from the University of Zaragoza in 1976, with a licentiate in medicine and surgery. Dr. Pardo made the move to Amarillo, Texas, to complete his family practice residency at the Texas Tech University Health Science Center, where he treated patients from 1978-81.
Dr. Pardo has always loved family medicine, as it allows him to treat a variety of illnesses and medical conditions while working with patients of all ages. He strives to exert a positive influence on his patients, answering their questions in an informative manner and making them feel comfortable in a warm environment.
After living in Texas for more than 40 years, Dr. Pardo belongs to a number of prominent medical organizations, including the American Academy of Family Physicians, the Harris County Academy of Family Physicians, the Harris County Medical Society, the Texas Academy of Family Physicians, and the Texas Medical Association.
Dr. Pardo is an extrovert who loves interacting with patients. He is committed to providing high-quality care to each patient that walks into his office. He speaks English and Spanish. Outside of work, Dr. Pardo loves to spend time with his wife, a registered nurse, and their three children.
Dr. Rafael Pardo, MD
Family Physician
11006 Spencer Highway
La Porte, TX 77571
Bridging the Gap Psychological Services in Greater Houston area, Texas, is a private therapy and psychological testing practice run by clinical psychologist Tioana Maxwell, PsyD.
Bridging the Gap Psychological Services offers various mental health and neuropsychological services, including treating anxiety, trauma and post-traumatic stress disorder (PTSD), mood disorders like depression and bipolar disorder, ADHD, dementia, stroke, and TBIs. Treatments include anger management, individual and couples therapy, and premarital counseling. The team also provides expert evaluations for legal matters.
At Bridging the Gap Psychological Services, the team takes a holistic, eclectic approach. They use cognitive-behavioral (CBT) and family systems therapy and incorporate mindfulness into treatment plans. Their goal-oriented methods help encourage learning and change, restore cognitive function, and relieve emotional distress.
The team offers warm, compassionate mental health services. To learn more or schedule an appointment at Bridging the Gap Psychological Services, call the office or request an appointment online today.
Ms. Tonja Vernon, CDPT
Counselor
633 E Fernhurst Dr
Suite 301
Katy, TX 77450
Oscar Lightner, MD
Family Physician
2306 Rayford Rd
Spring, TX 77386
George Attia, MD
OB-GYN
2743 Imperia Drive
Suite 101
Sugar Land , TX 77479
Mostafa Abuzeid, MD
Reproductive Endocrinologist
2743 Imperia Drive
Suite 101
Sugar Land , TX 77479
Dr. Silvia Los, MD
Family Physician
23501 Cinco Ranch Blvd
Suite B200
Katy, TX 77494
Jennifer Gwozdz, MD, is an experienced and personable physician serving patients of all ages at Family Clinic in Houston and Katy, Texas. Over the decades in practice, Dr. Gwozdz has amassed an impressive body of skills and an excellent bedside manner.
Through her practice at Family Clinic, Dr. Gwozdz is honored to create positive change for thousands of men, women, and children. She has a deep connection to the area, having been in practice in Mission Bend since 1981.
Education has always been an important aspect of Dr. Gwozdz’s journey. She earned her medical degree at Bristol Medical School at the University of Bristol in the United Kingdom. A residency at Vancouver Hospital and Health Science Center in Canada followed. Since beginning her practice in the United States, Dr. Gwozdz has sought out numerous opportunities to expand her skills and medical knowledge further.
Dr. Gwozdz is committed to providing top-quality medical care in an easily accessible setting. She believes that families should have access to outstanding medical services that fit within their busy lifestyles. When you turn to her for care, Dr. Gwozdz focuses on helping you feel better and return to your normal daily routines as quickly as possible.
A great deal of time and effort goes into recruiting some of the best nurse practitioners in the region, many of whom have worked with Dr. Gwozdz for years. She has built a team that shares her dedication to excellent patient care for both urgent and long-term medical needs.
If you are searching for a doctor who places your specific needs and treatment goals at the center of every interaction, look no further than the services of Dr. Gwozdz. There’s no need to book an appointment, you are welcome to come at any time during normal or extended business hours.
Dr. Jennifer Gwozdz, MD
Family Physician
6825 S. Fry Road
Suite 1200
Katy, TX 77494
Sandra Chang, PA
Family Physician
154 Bella Katy Dr # 200
Katy, TX 77494
Michelle Fredricks, MD, is a board-certified primary care physician caring for patients around Baytown, Texas, at Jacinto Medical Group. Practicing for more than 20 years, Dr. Fredricks is dedicated to working with all ages, ensuring that she can treat patients at any stage during their life.
Passionate about helping others throughout college, Dr. Fredricks enrolled in the University of Texas Health Science Center in San Antonio after receiving her bachelor’s degree in biology from the University of Houston, earning her doctorate in medicine in 1995.
Now a longtime Baytown resident, it comes as no surprise that Dr. Fredricks completed her residency in the city she loves, at Houston Methodist Hospital, now Houston Methodist Baytown Hospital. After finishing her residency in 1998, Dr. Fredricks enthusiastically joined Jacinto Medical Group, where she practices to this day.
Dr. Fredricks continues to enjoy treating patients in one of the oldest and largest multispecialty clinics in Texas’ East Harris County.
She is a member of a number of professional medical organizations, including the American Academy of Family Physicians, the American Medical Association, and the Texas Medical Association.
When she isn’t seeing patients, Dr. Fredricks loves martial arts, scuba diving, Nebraska football, and spending time with her family.
Dr. Michelle Fredricks, MD
Family Physician
2800 Garth Road
Baytown, TX 77521
Rafael Pardo, MD, FAAFP, is a board-certified primary care physician at Jacinto Medical Group in Baytown, Texas. He has been practicing medicine in clinics all over the world for more than 40 years.
A native of Spain, Dr. Pardo graduated from the University of Zaragoza in 1976, with a licentiate in medicine and surgery. Dr. Pardo made the move to Amarillo, Texas, to complete his family practice residency at the Texas Tech University Health Science Center, where he treated patients from 1978-81.
Dr. Pardo has always loved family medicine, as it allows him to treat a variety of illnesses and medical conditions while working with patients of all ages. He strives to exert a positive influence on his patients, answering their questions in an informative manner and making them feel comfortable in a warm environment.
After living in Texas for more than 40 years, Dr. Pardo belongs to a number of prominent medical organizations, including the American Academy of Family Physicians, the Harris County Academy of Family Physicians, the Harris County Medical Society, the Texas Academy of Family Physicians, and the Texas Medical Association.
Dr. Pardo is an extrovert who loves interacting with patients. He is committed to providing high-quality care to each patient that walks into his office. He speaks English and Spanish. Outside of work, Dr. Pardo loves to spend time with his wife, a registered nurse, and their three children.
Dr. Rafael Pardo, MD
Family Physician
2800 Garth Road
Baytown, TX 77521
Robert Johnston, MD, is a primary care physician at Jacinto Medical Group in La Porte, Texas. He has been treating patients around Texas for more than 30 years, specializing in family medicine.
Residing in Texas for more than three decades, Dr. Johnston graduated from Texas A&M University in College Station, Texas, in 1987. After earning his doctorate in medicine, Dr. Johnston completed his family practice residency at Methodist San Jacinto Hospital in Baytown, Texas, in 1990.
Dr. Johnston knew early on in his medical career that he wanted to practice family medicine. As a primary care physician, he is able to see patients of all ages, from many different backgrounds. While he diagnoses and treats a wide range of acute and chronic illnesses, Dr. Johnston’s treatment plans typically focus on overall health, wellness, and prevention.
Dedicated to his primary care patients, Dr. Johnston belongs to a number of medical organizations, including the Harris County Medical Society, the Texas Academy of Family Physicians, and the Texas Medical Association.
A sought-after doctor in the La Porte community, Dr. Johnston is always excited to take on new patients.
Dr. Robert Johnston, MD
Family Physician
2800 Garth Road
Baytown, TX 77521
Elizabeth Finsness, or “Liza”, is a board-certified physician assistant at Heights Dermatology in Dallas, TX.
She graduated from University of Georgia with a Bachelor of Science in Biology. She competed on UGA’s NCAA Equestrian team where she was named All-American four years, obtaining a National Championship and two SEC Championship titles. She earned her Master's in Physician Assistant Studies from the University of Kentucky. Liza began her dermatology career in south Florida where she practiced general and surgical dermatology for 2 years before moving to Texas. She has since earned the title of Diplomate Fellow as a member of the Society of Dermatology Physician Assistants.
Being a native Floridian, Liza recognizes the importance of skin care and prevention of sun-related ailments. She is passionate about patient education and preventative medicine. She is well versed in medical dermatology as well as surgical dermatology. In her free time, she enjoys riding horses, traveling, exercise, and spending time with family and friends
Elizabeth Finsness
Physician Assistant
425 Holderrieth Blvd
Suite 202
Tomball, TX 77375
Regina Nicholson, PA-C, is a board-certified physician assistant at Heights Dermatology. At their offices in Mansfield, Regina has been a team member since 2021.
Raised in Colleyville, Texas, Regina graduated from Colleyville Heritage High School. She then received her Bachelor of Science degree at Clarion University in Clarion, Pennsylvania, graduating summa cum laude. Regina majored in biology and secondary education.
Regina later graduated with an associate’s degree in medical assisting from Butler County Community College in Butler, Pennsylvania, in 2016 and began her career in Dermatology. In 2018, Regina received a master’s degree in Physician Assistant Studies at Rutgers University in New Jersey. She worked at Rutgers Robert Wood Johnson Dermatology Clinic treating patients, as a study coordinator for psoriasis studies, and preceptor for Physician Assistant students. She is currently a member of the Texas Association of Physician Assistants, American Academy of Physician Assistants, and Society of Dermatology Physician Assistants.
Regina is excited to join the Heights Dermatology team. She practices medical dermatology and performs skin cancer surgeries and other skin procedures. Regina enjoys spending time with her family, playing board games, knitting, traveling, and reading science fiction in her free time.
Regina Nicholson, PA-C
Physician Assistant
425 Holderrieth Blvd
Suite 202
Tomball, TX 77375
Annie Chang, PA-C, is a board-certified physician assistant at Heights Dermatology in Houston.
Annie is originally from the Houston area and attended high school at St. Agnes Academy. She graduated from the University of Texas with a Bachelor of Science and Arts in Nutrition in Business. She obtained her Master of Physician Assistant Studies from UTMB in 2019.
Before completing her graduate studies, she gained hands-on experience working as a clinical care coordinator in hepatology at the Houston Medical Center.
In addition to her background in nutrition, Annie holds a keen interest in skin care and in preventative medicine through lifestyle and diet. Building a strong relationship with every patient is an integral part of her practice. Having received personal training in dermatology from Dr. Alpesh Desai, DO, and Tejas Desai, DO, Annie practices medical dermatology, skin cancer surgeries, and other various skin procedures. Annie regularly pursues her continuing medical education in dermatology to provide the highest quality care for her patients.
She is currently a member of the Society of Dermatology Physician Assistants, American Academy of Physician Assistants, Texas Association of Physician Assistants, and Texas Gulf Coast Physician Assistant Association. In her free time, Annie enjoys cooking, crafting, and spending time with her husband and English bulldog, Rex.
Annie Chang, DO
Internist
425 Holderrieth Blvd
Suite 202
Tomball, TX 77375