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Convenient Care Close to Home

Taking Care of Your Health, Together

Bringing together skilled physicians who span the range from primary care to specialized medicine, the Methodist Medical Group is devoted to providing the full spectrum of care to the North Texas community. From virtual visits to concierge medicine, aches and pains to surgery - our team is ready to assist you with your healthcare needs with the backing and resources of the entire Methodist Health System. You're never alone with Methodist Medical Group.

Learn more about our Telehealth and Virtual Visit Options

Care Team Spotlight
  • Hong An T. Nguyen, MD

    Annie Nguyen, MD, is a family medicine doctor who provides primary care for patients of all ages and is board certified by the American Board of Family Medicine. In addition to wellness check-ups, Dr. Nguyen has special interests in women’s health, preventative medicine, and management of chronic conditions such as high cholesterol and diabetes. Dr. Nguyen graduated from Southern Methodist University and earned her ...

  • Catherine D. Riley, MD

    Catherine Riley, MD, is a family physician who enjoys being able to treat patients of all ages and apply what works best for an individual based on their needs and lifestyle. Dr. Riley earned her undergraduate degree from Baylor University and attended medical school at the University of Texas at Houston. Following graduation, Dr. Riley completed her residency from Wesley Family Medicine in Wichita, Kansas. Board ...

  • Mark L. Shapiro, MD

    Mark L. Shapiro, MD, FACS, is a board certified surgeon who specializes in trauma and critical care. With special interests in trauma, surgical critical care, and military medical training. Dr. Shapiro treats blunt and penetrating traumatic injuries, acute internal and abdominal wall hernias, visceral perforation and thoracic trauma, peritonitis, necrotizing soft tissue infections, and complicated diverticulitis. Dr. ...

  • Nicole McWhorter, PA-C

    Dallas native, Nicole McWhorter, PA-C, is a board-certified physician assistant who has served patients in multiple capacities in the medical field since 2017. Ms. McWhorter earned her undergraduate degree in Nutrition from Auburn University, and completed her Master of Physician Assistant Studies from the University of South Alabama. Certified by the Texas Physician Assistant Board and the National Physician ...

  • Charles J. Lostak, DO

    Charles Lostak, DO, is a veteran gastroenterologist who has been on the medical staff of Methodist Health System since 1992. He earned his bachelor’s degree in chemical engineering at the University of Colorado Boulder. He went to work as a petroleum engineer for several years before entering medical school. Dr. Lostak received his Doctorate of Osteopathic Medicine from Oklahoma State University Health Sciences ...

  • Qi Grijalva, APRN,AGACNP-BC

    Qi Grijalva, APRN, AGACNP-BC, is an adult gerontology acute care nurse practitioner specializing in cardiology and clinic cardiovascular medicine. She treats patients with coronary artery disease, hypertension, heart failure, and performs stress testing. Ms. Grijalva holds a Master of Science in Nursing from the University of Texas at Arlington. As a nurse practitioner, she is able to diagnose and treat patients in ...

  • Megan Ule, PA-C

    Megan Ule, PA-C, is a board-certified physician assistant. She specializes in treating common gastrointestinal ailments like irritable bowel syndrome (IBS), chronic constipation, gastroesophageal reflux disease (GERD), and gastroparesis. Ms. Ule earned her Bachelor of Science degree in Environment Public Health from the Ohio State University in Columbus Ohio, where she graduated with honors. Then, she went on to earn ...

  • Jason P. Brown, MD

    Jason Brown, MD, is board-certified by the American Board of Obstetrics and Gynecology. He specializes in providing care for all women throughout their lives, including preventative care, prenatal and postpartum care, surgical care, and treatment of infections or illnesses. Dr. Brown has been providing compassionate women’s healthcare for more than 20 years. Fluent in Spanish, Dr. Brown is committed to serving ...

  • Abul N. Khan, MD

    A. Nasser Khan, MD, FACC, FSCAI, FRCP, is an interventional cardiologist with over 17 years of experience. He is the Program Director of Cardiovascular Fellowship Program and the Medical Director of Cardiology at Methodist Dallas Medical Center. Dr. Khan graduated from Dhaka Medical College in Bangladesh. Following graduation, Dr. Khan completed his Internal Medicine Residency from the University of Chicago at Weiss ...

  • Eric J. Beadle, MD

    Board certified in family medicine, Dr. Beadle earned his medical degree from the University of Texas Medical Branch at Galveston. He completed his residency at the University of Texas Health Center at Tyler. Dr. Beadle is actively involved with student health and athletics at Dallas Baptist University. He enjoys sports and church-related activities.

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