Quick answers
- Where does Roy W. Langley see patients?
- Medicare's clinician data lists 2 practice locations, including Lanham, MD and Arlington, VA. Call before your visit to confirm the address.
- What is Roy W. Langley's specialty?
- Medicare lists Endocrinology as the primary specialty.
- Does Roy W. Langley accept Medicare assignment?
- Yes. Medicare's clinician data says Roy W. Langley accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does Roy W. Langley offer telehealth?
- Medicare's clinician data says Roy W. Langley offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Roy W. Langley?
- (202) 832-1800, as listed in official Medicare / NPI Registry data.
- What is Roy W. Langley's NPI number?
- 1750394755. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Roy W. Langley is enrolled with Medicare (CMS data updated 2026-10-02).
- 9470 Annapolis Rd, Suite 309Lanham, MD 20706 (202) 832‑1800
- 950 N Glebe Rd, Suite 700Arlington, VA 22203
Group practices
Medicare enrollment lists Roy W. Langley as a member of this group (CMS data updated 2026-10-02).
- Privia Medical Group, LLC1,533 clinicians in the group
Specialties
- Endocrinologyprimary
Other endocrinologists in Lanham
Clinicians with the same Medicare primary specialty in Lanham, MD — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1994 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1750394755 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians