Dr. Diane Litke is an experienced Orthopedic surgeon who has been in practice in Richardson, Texas, since 1998. She is board certified by the American Board of Orthopaedic Surgery and is a Fellow of the American Academy of Orthopaedic Surgeons and the American Association of Hip and Knee Surgeons. She has specialized minimally invasive training in Mako Robotic Orthopedics and Conformis custom knee arthroplasty. Dr. ...

Jennifer K. Bang, MD, is a board-certified family medicine doctor at Methodist Family Health Center – Preston Hollow. She joined Methodist Health System in 2009 as a primary care provider and helped open the Preston Hollow location in 2015. Dr. Bang has a special interest in women’s health care and preventive care. She advocates healthy living choices with patients, discussing proactive approaches that include ...

Mariah Burnell, DO, is a board-certified family medicine physician in Southlake, Texas. She has experience caring for patients of all ages, from newborns to geriatrics. Dr. Burnell is certified by the American Board of Obesity medicine (DABOM) and has a special interest in treating patients who struggle with maintaining a healthy weight. Additionally, she offers a wide range of primary care services, including ...

Michael McInnis, MD, grew up in Arlington, Texas, and studied chemistry at Southern Methodist University. He obtained his medical degree from the University of Texas Health Science Center at Houston (now McGovern Medical School). He then completed his residency in internal medicine at Presbyterian Hospital of Dallas. Prior to joining Methodist Mansfield Medical Group, Dr. McInnis was in private practice in Arlington, ...

Khuong Phan, DO, is a board certified internal medicine physician who specializes in caring for patients during and after hospitalization, the management of chronic conditions, primary mental healthcare, and common acute illnesses. Dr. Phan earned a Bachelor of Science degree in pharmacy from University of Houston in Houston, Texas. He then completed his Doctor of Osteopathy degree from the University of North Texas ...

Mitch Magee, MD, is a board-certified thoracic surgeon on the medical staff at Methodist Richardson Medical Center. Dr. Magee is a pioneer and recognized expert in minimally invasive thoracic surgery, having authored more than 100 peer-reviewed journal articles and medical textbook chapters on minimally invasive (VATS) techniques, patient-care quality measures, diagnostic staging and treatment of lung cancer, ...

Peter Theiss, MD, is a neurosurgeon who specializes in vascular neurosurgery, which is the treatment of blood vessel diseases in the brain and spinal cord. This includes treatment of stroke, brain aneurysms, cerebral and spinal vascular malformations, and related problems. Dr. Theiss is trained in traditional surgical treatment for these disorders, as well as endovascular neurosurgery, which comprises minimally ...

Dr. Marshall is board certified in internal medicine and pediatrics. He earned his medical degree at the University of Texas Southwestern Medical School. He completed his residency at the University of Michigan Hospitals. Dr. Marshall on the medical committee for the Camp Sweeney Summer Camp for Diabetic Children.

Dipali (Dipa) Patel, DO, is a board-certified internal medicine physician focusing on chronic disease management, geriatric care, and preventive care. She has been practicing since 2018 and joined Methodist Health System in 2025. She is located at Methodist Richardson Medical Group in Richardson, TX, and is affiliated with Methodist Richardson Medical Center. Dr. Patel chose internal medicine because she can develop ...

Dr. Tran has special interests in pediatrics, women’s health, and skin care, including Botox® cosmetic procedures, acne, skin cancer prevention, and minor skin excisions. After earning her medical degree from the University of Texas Southwestern Medical School, she completed her internship and residency at the Baylor Family Practice Program in Garland. Dr. Tran is board certified in family medicine. Her favorite ...