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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
  • Lisa M. Maehara, DO

    Southern California native, Lisa Maehara, DO, has served patients as a physician since 2019. Dr. Maehara completed her undergraduate degree from the University of Notre Dame. She earned her medical degree from A.T. Still University- Kirksville College of Osteopathic Medicine in Missouri, and completed her residency training at McLaren Macomb Hospital in Michigan. Certified by the American Board of Family Medicine, ...

  • Christie W. Gooden, MD

    Christie W. Gooden, MD, MPH., is an abdominal transplant surgeon with more than 20 years of experience in the medical field. Well-known in the DFW area, she has transplanted both adults and children as well as educated various communities about transplant and kidney donation. She also has a special interest in dialysis access surgery and has founded two dialysis access clinics in her career, both became regional ...

  • Margaret (Peggy) Alloy, WHNP

    Peggy has dedicated her entire nursing career to women’s health and has more than 20 years of experience as a nurse practitioner. She spent the early part of her career as a labor and delivery nurse before becoming a women’s health NP. As a nurse practitioner, Peggy cares for a range of women’s health needs and enjoys the opportunity to take care of women throughout all stages of life. She is passionate about ...

  • Randall B. Graham, MD

    Dr. Graham can offer a custom solution tailored to fit each patient’s unique needs. In addition to specializing in major spinal procedures such as scoliosis surgery, revision surgery, and spinal tumor surgery, Dr. Graham has extensive training in minimally invasive surgical procedures. He provides patient-specific treatment solutions for a wide range of conditions related to the nervous system, and is committed to ...

  • Gabriela A. Arias, MD

    Board certified in family medicine, Dr. Arias earned her degree in Human Biology from Stanford University and her medical degree from UT Health Science Center. She completed her residency in Family Medicine at the Methodist Family Medicine Residency Program. In her spare time, Dr. Arias enjoys cooking, traveling, and spending time at White Rock Lake. Dr. Arias lives with her husband and three children in the Lakewood ...

  • Lauren Smith, PA-C

    While attending college, Lauren initially planned on becoming a biomedical engineer. But she saw how much could be lost in translation when she didn’t have the opportunity to speak directly to patients. The people she was trying to help felt very far away, and she wanted to have time to build relationships with patients. Now, as a certified physician assistant, she uses her expertise to give patients the knowledge ...

  • Rathan A. Reddy, MD

    Rathan Reddy, MD, FACG, has been serving patients in the Dallas area since 2019. Dr. Reddy earned his undergraduate degree from the University of Houston, and his medical degree from Ross University School of Medicine. Following graduation, Dr. Reddy completed his residency in internal medicine, as well as his fellowship in gastroenterology and hepatology, at Methodist Dallas Medical Center. He is board certified in ...

  • Philip O. Oladeji, MD

    Dr. Philip Oladeji is a highly skilled, fellowship-trained orthopedic surgeon, offering advanced care in hip and knee replacements, including revisions, complex joint replacements, and partial knee replacements. His expertise extends to fracture management, and he is particularly passionate about robotic-assisted joint replacement surgery. Dr. Oladeji is proficient in both anterior and posterior approach hip ...

  • Derek E. Williams, MD

    Dr. Williams is fellowship trained in general and minimally invasive cardiovascular and thoracic surgery. He obtained his medical degree from Washington University in St. Louis School of Medicine, St Louis, MO, and completed his residency in General Surgery and his fellowship in Cardiothoracic Surgery at the University of Texas Southwestern Medical Center, Dallas, TX. Dr. Williams is board certified by the American ...

  • Shannon Barnett, WHNP

    Ms. Barnett received her Bachelor of Science in nursing from Midwestern State University. She later went on to obtain her Master of Science with a major in Women’s Health – Nurse Practitioner from Texas Woman’s University. Prior to joining Dr. Dean’s practice Ms. Barnett worked in labor and delivery at Parkland Hospital. She originally joined the practice as registered nurse in 2000, and then continued to further her ...

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