Dr. Justin Peng, MD
Dr. Justin Peng, MD is a Rheumatology in Washington, District of Columbia. Graduated from Boston University School of Medicine in 2005, 21 years ago. Practices with Arthritis and Rheumatism Associates PC, a 56-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in District of Columbia, Maryland and Virginia.
- Years since qualifying
- 21
- Trained at
- Boston University School of Medicine
- Licensed in
- DC, MD, VA
- In the registry since
- 2008
- Specialties on file
- 3
What do these letters mean?
- MD — Doctor of Medicine
- A physician who completed allopathic medical school.
Practice location Address checks out
2021 K St NW Ste 300Washington, DC 20006-1003
Phone: (301) 942-7600
Fax: (202) 419-0418
Show map & directions
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Pin is approximate — placed at the ZIP-code centre, not the exact door.
Additional practice locations (1)
- 8270 Willow Oaks Corporate Dr Ste 150, Fairfax, VA 22031-4530 — (301) 942-7600
Specialties & licences
| Rheumatology Physician (primary) | Taxonomy 207RR0500X · Licence MD037073 (DC) |
|---|---|
| Rheumatology Physician | Taxonomy 207RR0500X · Licence 0101242489 (VA) |
| Rheumatology Physician | Taxonomy 207RR0500X · Licence D0072143 (MD) |
Record details
| NPI number | 1538328141 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Male |
| Credentials | MD |
| Sole proprietor | No |
| NPI enumerated | June 9, 2008 |
| Last updated in NPPES | February 5, 2026 |
| Certification date | February 5, 2026 |
Medicare enrollment
| Medicare specialty | RHEUMATOLOGY |
|---|---|
| Medical school | BOSTON UNIVERSITY SCHOOL OF MEDICINE |
| Graduated | 2005 (21 years in practice) |
| Group practice | Arthritis And Rheumatism Associates Pc — 56 clinicians |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |
| Telehealth | Offers telehealth services |
| Practice locations | 2 on file with Medicare |
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