What patients are saying
Overall rating
4.67
Average wait time
4.38
Bedside manner
4.66
“Dr. Postma was efficient in his use of time while being kind. When I had concerns, he listened and responded appropriately. ”
Lehat M.January 16, 2026
“10/10 I would recommend Dr.Postma and his medical staff. Saved me a trip from coming all the way to DC ”
Simone M.October 10, 2025
About Dr. William Postma
SPORTS MEDICINE
ACL/MCL/PCL INJURIES
HIP ARTHROSCOPY
ROTATOR CUFF INJURY
NO SPINE/BACK
Dr. William Postma is an empathetic and dedicated orthopedic surgeon 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. Dr. Postma continued his training by completing a fellowship in sports medicine at the University of Pittsburgh Medical Center.
Dr. Postma serves as the Chief of Sports Medicine at MedStar Georgetown University Hospital Department of Orthopedic Surgery. His areas of specialty include arthroscopy of the shoulder, knee, and hip with an emphasis on ACL and knee ligamentous reconstruction, rotator cuff injuries and shoulder instability, and hip arthroscopy and labral repair procedures.
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 serving as the Co-Director or Education. Finally, 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. 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.
***PLEASE NOTE: All appointments scheduled are reviewed by an office team member who may contact you to confirm the appointment after it’s been scheduled on Zocdoc. Please provide address and insurance information to avoid delays at the time of service. Thank you. ***
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In-network insurances
99% of patients have successfully booked with these insurances
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UnitedHealthcare
Office locations
Dr. William Postma, MD also offers online video visits for patients
MedStar Orthopedic Institute at McLean (1 of 5)
1420 Beverly Rd, Ste 210, McLean, VA 22101
MedStar Orthopaedic Institute at Chevy Chase (2 of 5)
5454 Wisconsin Ave, 11th Fl, Chevy Chase, MD 20815
MedStar Orthopaedic and Sports Center (3 of 5)
1120 20th St NW, Bldg 1 S -A Level, Washington, DC 20036
MedStar Georgetown University Hospital Orthopedics (4 of 5)
1120 20th St NW, Bldg 1 S Ste 115, Washington, DC 20036
MedStar Georgetown University Hospital (5 of 5)
3800 Reservoir Rd NW, Pasquerilla Healthcare Ctr Ground Fl, Washington, DC 20007
1 of 5
Education and background
Practice names
Hospital affiliations
- MedStar Georgetown University Hospital
Board certifications
- American Board of Orthopaedic Surgery
- Orthopaedic Sports Medicine (Orthopaedic Surgery)
Education and training
- Medical School - Medical University of South Carolina, Doctor of Medicine
- MedStar Georgetown University Hospital, Internship in Orthopedic Surgery
- MedStar Georgetown University Hospital, Residency in Orthopedic Surgery
- University of Pittsburgh Medical Center, Fellowship in Sports Medicine
Languages spoken
- English
- Spanish
Provider's gender
Male
NPI number
1821249897
Patient reviews
All reviews have been submitted by patients after interacting with the practice.
Overall rating
4.67
Wait time
4.38
Bedside manner
4.66
Your trust is our top concern, so providers can't pay to alter or remove reviews. We also don't publish reviews that contain any private patient health information. Learn more here
683 reviews
Most relevant
Dr. Postma was efficient in his use of time while being kind. When I had concerns, he listened and responded appropriately.
January 16, 2026Lehat M.Verified patient
10/10 I would recommend Dr.Postma and his medical staff. Saved me a trip from coming all the way to DC
October 10, 2025Simone M.Verified patient
The doctor was very knowledgeable concerning my sister knee pain.
I would highly recommend him. Thanks!
October 9, 2025Patricia W.Verified patient
Dr Postma is a very competent doctor who I recommend highly. He explains things very clearly.
December 15, 2025Patricia F.Verified patient
Dr.Postma evaluated my sport related injury and advised on further steps. He is efficient and knowledgeable.
June 5, 2025Aziz A.Verified patientVideo visit
I believe this Dr is very experienced. I really went to pick his brain and confirm what I already know
August 6, 2025Sara S.Verified patient
I felt well cared for and the Doctor explained well what was wrong with my knees and suggested a treatment plan going forward
March 11, 2024Initials hidden
Dr Postma is an excellent doctor . Orthopedic surgeons often are delayed by emergencies.
September 16, 2025Patricia F.Verified patient
Terrible service from NA and doctor. They were short, rude, and dismissive. Will not go back.
June 28, 2025Dineo BVerified patient
Dr Postma is great. I wish I had seen him before seeing other surgeons. I'm certain my outcome would have been better.
May 23, 2023Ashanda C.Verified patient
I needed surgical advice and Dr. Postma was direct, insightful, helpful and compassionate. Exactly what I needed!
January 18, 2024Jill B.Verified patient
Very good experience. Dr Postma was through and fully explained my situation. I feel confident he can help me.
March 15, 2024Karen M.Verified patient
He is very professional and super fast.
It was a very very quick visit.
I’m not given enough time to ask my next question.
December 10, 2020Initials hidden
Dr Postma is great. Takes time to talk with you, explains next steps, and all around compassionate and caring
November 29, 2023Initials hidden
Dr. Postmo was excellent, but his staff gave me a lecture regarding making the appointment online.
October 3, 2024Natalie J.Verified patient
Dr. Postma is very professional. Yes, he was late today but I know that he is very professional and sees a lot of patients
June 14, 2018Carolyn W.Verified patient
He’s awesome every time I see him! Bedside manner is wonderful, It just feels so good to have a doctor that listens also.
March 11, 2021Latisha D.Verified patient
They don’t like listening to the patient concerns. They are doing all X-rays and no MRI. Bad deal
September 17, 2024Anthony S.Verified patient
Dr. Postma is very good. Felt a little rushed compared to the wait but overall the experience was good.
February 27, 2024Paul H.Verified patient
The front office and staff are amazing ! Dr. Postma is excellent! I highly recommend this provider and location!
October 13, 2022Maria B.Verified patient
He was behind schedule but I was able to leave and they called me to return when he was ready, that was fine with me
January 31, 2018Sandy S.Verified patient
He’s very thorough and provides many different treatment options. Very positive approach
October 10, 2024Mona B.Verified patient
Dr. Postma is wonderful! He listens, offers choices for your treatment and is
Open and honest.
May 7, 2024Initials hidden
Dr. Postma was very attentive and had excellent bedside manner. He was professional and provided excellent care.
March 24, 2021Tracie A.Verified patient
Appreciated the forthrightness of Dr Postma’s interpretation of the X-rays and recommendations.
December 24, 2023Cynthia C.Verified patient
Dr Postma is highly skilled and yet down to earth. He does not over diagnosis treatment or medications.
More than 1 year agoInitials hidden
Dr. Postma is an excellent physician, communicator and it's easy to discuss strategies to determine best path.
March 21, 2017Mark B.Verified patient
Didn’t seem to listen and came in with plan for what to do.
Less than 1 year agoInitials hidden
Very long wait time of 45 minutes and the front desk didn't even seem to know I had a confirmed appointment.
December 21, 2017Patrick G.Verified patient
Easily diagnosed my hip injury, then performed surgery without any issues and I'm en route to full recovery.
More than 1 year agoInitials hidden
Did good work, fairly brusk bedside manner but not surprising for a surgeon
January 13, 2025Initials hiddenVideo visit
Dr. Postma was very friendly and curtious and the office was run quite efficiently. Everyone was very nice.
May 25, 2014Rose K.Verified patient
Great bedside manner. He was detailed with his exam. Not pushy for an MRI or surgery. I highly recommend.
September 24, 2020Talha A.Verified patient
efficient, pleasant, have history with this provider already
July 25, 2025William W.Verified patient
competent and caring. Will proceed with a conservative recommendation. Follow up as needed
December 12, 2023Dottie B.Verified patient
Efficient process before seeing doctor.
Doctor Postma is knowledgeable.
More than 1 year agoInitials hidden
Dr. Postma is tops! Saw him in 2016 & again in 2023 for a different issue. Highly recommended.
More than 1 year agoJeanette K.Verified patient
Going well. Received a good report - injury inproving. Therapy is consistant and will continue to help!
More than 1 year agoEB
Dr. Postma is very good-natured and talented. He listens and wants to do what is best for the patient.
February 3, 2017Angela C.Verified patient
After a 45 minute wait in the waiting room. I spent another 30 minutes in the doctors room waiting.
October 11, 2015David P.Verified patient
He seemed knowledgeable and answered my questions, but the appointment was pretty rushed.
More than 1 year agoInitials hidden
Have no complaints. Everything was explained. Everyone was great. I would recommend others.
More than 1 year agoInitials hidden
Doctor Postma spent very little time with me and was not thorough in his examination of my issue.
May 31, 2016Anthony W.Verified patient
i've been seeing Dr Postma for a long time now and he has nothing but great. Highly recommended.
July 28, 2020Jaspreet S.Verified patient
My visit went well. I was seen on time, very professional and polite.
September 10, 2024Cheryl C.Verified patient
Dr. Postma and his staff are outstanding. He is a skilled doctor with great "people skills."
March 16, 2021Larry S.Verified patient
Excellent orthopedic physician! Helpful, kind and excellent diagnostician.
May 6, 2024Sarah T.Verified patient
Quick. Dr had good suggestions. Highly recommend.
May 22, 2025Tami S.Verified patient
The Doctor was clear on my diagnosis and treatment
May 12, 2025Mariana M.Verified patient
Very good. Dr. gave me answers to question & suggested things to do should things change.
More than 1 year agoMS
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How soon can I make an appointment with Dr. William Postma?
Generally, Dr. William Postma has appointments available on Zocdoc within 1 week. You can see Dr. Postma's earliest availability on Zocdoc and make an appointment online.
Is Dr. William Postma accepting new patients?
Dr. William Postma generally accepts new patients on Zocdoc. You can see Dr. Postma's earliest availability on Zocdoc and schedule an appointment online.
Does Dr. William Postma accept my insurance?
Choose your insurance plan to verify if Dr. Postma is in-network.
Can I make an appointment with Dr. William Postma online?
Yes, you can make an appointment online with Dr. Postma using Zocdoc. It’s simple, secure, and free.
Which hospital is Dr. William Postma affiliated with?
Dr. William Postma is affiliated with MedStar Georgetown University Hospital.
What practice does Dr. William Postma work with?
Where is Dr. William Postma's office located?
Dr. William Postma has 9 office locations, including in Washington, Chevy Chase, and McLean, view full addresses on Dr. Postma's profile.
Which board certifications does Dr. William Postma have?
Dr. William Postma is certified by American Board of Orthopaedic Surgery and Orthopaedic Sports Medicine (Orthopaedic Surgery).
What are common reasons for patients to see Dr. William Postma?
Dr. William Postma frequently sees patients for Knee Pain, Knee Problems, Shoulder Pain, Shoulder Problem, and Sports Injury. You can see other visit reasons for Dr. William Postma on their profile.
What languages does Dr. William Postma speak?
Dr. William Postma speaks English and Spanish.
How do patients rate Dr. William Postma in reviews?
683 patients have reviewed Dr. William Postma. The overall rating for this doctor is 4.67/5. They have a 4.66/5 rating for bedside manner and a 4.38/5 rating for wait time. You can read individual reviews and ratings on their profile.