Quick answers
- Which hospitals does Irwin M. Feuerstein work at?
- Medicare's official clinician data lists Irwin M. Feuerstein at 3 hospitals: MedStar Saint Mary's Hospital, MedStar Union Memorial Hospital and MedStar Washington Hospital Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Irwin M. Feuerstein see patients?
- Medicare's clinician data lists 9 practice locations, including Washington, DC, Bel Air, MD and Mitchellville, MD. Call before your visit to confirm the address.
- What is Irwin M. Feuerstein's specialty?
- Medicare lists Diagnostic Radiology as the primary specialty.
- Does Irwin M. Feuerstein accept Medicare assignment?
- Yes. Medicare's clinician data says Irwin M. Feuerstein 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 Irwin M. Feuerstein?
- (202) 429-2401, as listed in official Medicare / NPI Registry data.
- What is Irwin M. Feuerstein's NPI number?
- 1205904737. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Irwin M. Feuerstein works
Medicare's Facility Affiliation Data lists Irwin M. Feuerstein at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- MedStar Saint Mary's HospitalLeonardtown, MD · Acute Care Hospital · CCN 210028
- MedStar Union Memorial HospitalBaltimore, MD · Acute Care Hospital · CCN 210024
- MedStar Washington Hospital CenterWashington, DC · Acute Care Hospital · CCN 090011
Practice locations
Addresses where Irwin M. Feuerstein is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 9; the Medicare profile lists all.
- 1145 19th St NW, 311 Mmg at 19th Street NWWashington, DC 20036 (202) 429‑2401
- 12 Medstar BlvdBel Air, MD 21015 (443) 625‑5430
- 12158 Central Ave, Suite 100Mitchellville, MD 20721 (301) 430‑2750
- 13950 Brandywine RdBrandywine, MD 20613 (240) 546‑3000
- 18101 Prince Philip DrOlney, MD 20832 (301) 215‑9420
Group practices
Medicare enrollment lists Irwin M. Feuerstein as a member of these groups (CMS data updated 2026-10-02).
- MedStar Medical Group II LLC3,767 clinicians in the group
- MedStar Medical Group - Southern Maryland LLC245 clinicians in the group
- Physician Imaging of Washington Hospital Center LLC104 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Find other Diagnostic Radiology doctors in District of Columbia →
Other radiologists in Washington
Clinicians with the same Medicare primary specialty in Washington, DC — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Washington University School Of Medicine |
| Graduation year | 1982 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1205904737 |
| 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