Quick answers
- Which hospitals does John Harvey work at?
- Medicare's official clinician data lists John Harvey at 2 hospitals: MedStar Saint Mary's Hospital and MedStar Washington Hospital Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John Harvey see patients?
- Medicare's clinician data lists 2 practice locations, including Waldorf, MD and Hollywood, MD. Call before your visit to confirm the address.
- What is John Harvey's specialty?
- Medicare lists Vascular Surgery as the primary specialty.
- Does John Harvey accept Medicare assignment?
- Yes. Medicare's clinician data says John Harvey 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 John Harvey?
- (301) 373-7900, as listed in official Medicare / NPI Registry data.
- What is John Harvey's NPI number?
- 1104851336. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John Harvey works
Medicare's Facility Affiliation Data lists John Harvey 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 Washington Hospital CenterWashington, DC · Acute Care Hospital · CCN 090011
Practice locations
Addresses where John Harvey is enrolled with Medicare (CMS data updated 2026-10-02).
- 10 Saint Patricks DrWaldorf, MD 20603 (301) 373‑7900
- 24035 Three Notch RdHollywood, MD 20636 (301) 373‑7900
Group practices
Medicare enrollment lists John Harvey as a member of this group (CMS data updated 2026-10-02).
- MedStar Medical Group - Southern Maryland LLC245 clinicians in the group
Specialties
- Vascular Surgeryprimary
Other vascular surgeons in Waldorf
Clinicians with the same Medicare primary specialty in Waldorf, MD — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1992 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1104851336 |
| 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