

William Postma, MD
About
Dr. Postma is the Chief of Sports Medicine at MedStar Georgetown University Hospital Department of Orthopedic Surgery. His areas of specialty include arthroscopy of the knee, hip, and shoulder with an emphasis on ACL and knee ligamentous reconstruction, hip arthroscopy and labral repair procedures, Femoroacetabular Impingement (FAI), and rotator cuff tears.
Dr. Postma serves as the Team Physician for Georgetown University Athletic Department and as such treats a variety of athletes from high school to the professional level. He additionally is heavily integrated with the Medstar Georgetown Orthopaedic Surgery Residency program and is the Vice Chairman of Education. He is also involved in the Georgetown University School of Medicine where he serves as the Clerkship Director of Surgical Subspecialties and the Clerkship Director of Orthopaedic Surgery.
Dr. William Postma is an empathetic and dedicated Orthopedic Surgeon and Sports Medicine specialist serving the Washington, DC metropolitan area. Dr. Postma is an alumnus of the Medical University of South Carolina where he earned his medical degree. He completed his internship and residency in Orthopedic Surgery at MedStar Georgetown University Hospital. He, then completed his Fellowship in Orthopaedic Surgery Sports Medicine at the University of Pittsburgh Medical Center (UPMC).
Dr. Postma is fluent in English and Spanish. He conducts his appointments with the personalized care and attention that he would expect for his own family.
Credentials
Board Certification
- American Board of Orthopaedic Surgery, Orthopaedic Surgery
- American Board of Orthopaedic Surgery, Orthopaedic Sports Medicine
Education
- Medical School Medical University of South Carolina - 2006
- Residency Program MedStar Georgetown University Hospital - 2011
- Fellowship Program University of Pittsburgh Medical Center - 2012
Conditions Treated
- Sports-Related Knee Pain
- Articular Cartilage Damage (Knee)
- ACL and Ligament Injuries
- Meniscus Injuries
- Knee Pain
- Tennis Elbow & Tendonitis
- Ulnar Nerve Compression
- Sports-Related Elbow Injuries
- Shoulder Pain, Instability and Dislocations
- Frozen Shoulder
- Traumatic Elbow Injuries
- Elbow Arthritis
- Proximal Humerus (Shoulder) Fracture
- Rotator Cuff Injuries
- Shoulder Labrum Tear
- Sports-Related Hip Pain
Locations



Videos
ACL Repair or Reconstruction? Dominic Nwanji’s Story
Knee, Hip and Shoulder Surgery - Ask Dr Postma
Insurance
MedStar Health Providers participate with a wide range of health insurance products. We accept self-pay patients and the insurances plans listed below. This list is not comprehensive, it is updated periodically and is subject to change. If you do not see your health insurance plan or product listed, or if you have any questions regarding MedStar Health’s participation with your health plan, please contact your health plan to verify participation with our providers.
Since the MedStar Health providers span the District of Columbia, Maryland and Virginia regions, our participation with DC, Maryland and Virginia Medical Assistance programs varies by provider group. Please contact your MedStar Physician’s Office to assist with verifying Medical Assistance participation. If you are enrolled in a Medicaid Managed Care Organization, please contact your Medicaid health plan to verify participation.
Insurance Plans Accepted- UNITED HEALTHCARE - OneNet PPO, Inc.
- UNITED HEALTHCARE - United Healthcare Options (PPO) (includes Empire PPO, GEHA, Compass Rose)
- PRIVATE HEALTHCARE SYSTEMS, INC. (PHCS) - Private Health Care Systems (PHCS) (PPO)
- CAREFIRST - Blue Choice Advantage & Healthy Blue (HMO, POS)
- UNITED HEALTHCARE - United Student Resources
- CIGNA HEALTH CARE - Choice Fund PPO
- CAREFIRST - HealthyBlue PPO
- UNITED HEALTHCARE - M.D. IPA Preferred (POS)
- AETNA - Innovation Health: Indemnity
- AETNA - Innovation Health: PPO
- UNITED HEALTHCARE - M.D. IPA (HMO)
- UNITED HEALTHCARE - United Healthcare Select Plus (POS)
- AETNA - Innovation Health: Open Network Only Plus
- AETNA - Aetna Student Health Insurance
- CAREFIRST - CFBCBS (NCA) Indemnity
- UNITED HEALTHCARE - United Healthcare Choice Plus
- MEDSTAR SELECT - MedStar Select (MedStar Associates' Plan)
- CAREFIRST - CFBCBS BlueChoice HMO
- AETNA - Aetna Medicare Advantage HMO & PPO Plans
- CAREFIRST - CFBCBS Maryland Indemnity or PPO
- CIGNA HEALTH CARE - Great-West Healthcare POS/CIGNA
- COVENTRY HEALTH NETWORK - Coventry of Delaware HMO/PPO
- AETNA - Open EPO Plus
- AETNA - Innovation Health: POS Plus
- UNITED HEALTHCARE - United Healthcare Compass (HMO)
- CIGNA HEALTH CARE - POS OA & OA Plus
- MEDSTAR MEDICARE CHOICE - MedStar Medicare Choice
- UNITED HEALTHCARE - Mamsi Life & Health (Indem./PPO)
- MEDSTAR FAMILY CHOICE - MedStar Family Choice - Maryland Health Choice
- AETNA - Aetna Worker's Compensation Network
- TRICARE - Tricare for Life (Medicare Supplemental Plan)
- TRICARE - Tricare Standard
- AETNA - Aetna Innovations: HMO & EPO Plus
- UNITED HEALTHCARE - United Healthcare Core Essential (HMO)
- COVENTRY HEALTH NETWORK - Coventry Health Care National Network PPO
- AETNA - Aetna Elect Choice/ EPO (Aetna Health Fund) Innovation Health: Network Only Plus
- CIGNA HEALTH CARE - CIGNA HMO & Network (HMO)
- AETNA - Open POS II
- CIGNA HEALTH CARE - CIGNA POS/Network POS
- CAREFIRST - CFBCBS Federal Employee Program (Std. & Basic PPO)
- UNITED HEALTHCARE - United Healthcare Select HMO - EPO/NPP
- UNITED HEALTHCARE - Optimum Choice Preferred (POS) & OCI Direct (HMO)
- COVENTRY HEALTH NETWORK - Coventry Health Care of Virginia
- TRICARE - Tricare Prime
- TRICARE - Tricare Extra (Indemnity)
- COVENTRY HEALTH NETWORK - First Health PPO
- AETNA - Aetna Quality Point of Service (POS)
- CIGNA HEALTH CARE - CIGNA Indemnity
- AETNA - Aetna USAccess (POS)
- FIRST HEALTH (NOW COVENTRY) - FIRST HEALTH
- CAREFIRST - CFBCBS Blue Choice Opt Out Plus Open Access (POS)
- CAREFIRST - CFBCBS Maryland Point of Service Plan (MPOS)
Contact Us by Phone
Our providers are available to diagnose and treat a wide range of orthopedic and sports medicine injuries. To request an appointment by phone, please call (855) 788-6464. , Monday-Friday, 8a.m. to 6p.m.
If this is an emergency, please call 911 immediately for assistance.
Your privacy is important to us. All information you provide is 100% confidential.