Quick answers
- Which hospitals does Edwin C. Chapman Sr. work at?
- Medicare's official clinician data lists Edwin C. Chapman Sr. at 1 hospital: MedStar Washington Hospital Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Edwin C. Chapman Sr. see patients?
- Medicare's clinician data lists 3 practice locations, including Washington, DC and Sandy Spring, MD. Call before your visit to confirm the address.
- What is Edwin C. Chapman Sr.'s specialty?
- Medicare lists Internal Medicine as the primary specialty, and also Addiction Medicine and Preventive Medicine.
- Does Edwin C. Chapman Sr. accept Medicare assignment?
- Yes. Medicare's clinician data says Edwin C. Chapman Sr. 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.
- What is the phone number for Edwin C. Chapman Sr.?
- (301) 452-6229, as listed in official Medicare / NPI Registry data.
- What is Edwin C. Chapman Sr.'s NPI number?
- 1841303880. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Edwin C. Chapman Sr. works
Medicare's Facility Affiliation Data lists Edwin C. Chapman Sr. at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- MedStar Washington Hospital CenterWashington, DC · Acute Care Hospital · CCN 090011
Practice locations
Addresses where Edwin C. Chapman Sr. is enrolled with Medicare (CMS data updated 2026-10-02).
- 1647 Benning Rd NEWashington, DC 20002
- 1647 Benning Road NE, Suite 200Washington, DC 20002
- 17208 Doctor Bird RdSandy Spring, MD 20860 (301) 452‑6229
Group practices
Medicare enrollment lists Edwin C. Chapman Sr. as a member of this group (CMS data updated 2026-10-02).
- McFarland and Associates Inc2 clinicians in the group
Specialties
- Internal Medicineprimary
- Addiction Medicinealso
- Preventive Medicinealso
Find other Internal Medicine doctors in District of Columbia →
Other internal medicine doctors in Washington
Clinicians with the same Medicare primary specialty in Washington, DC — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Howard University College Of Medicine |
| Graduation year | 1973 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1841303880 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- 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