Quick answers
- Which hospitals does Jonathan H. Sumner work at?
- Medicare's official clinician data lists Jonathan H. Sumner at 1 hospital: Charleston Area Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jonathan H. Sumner see patients?
- Medicare's clinician data lists 2 practice locations, including Brooklyn, NY and Rockaway Beach, NY. Call before your visit to confirm the address.
- What is Jonathan H. Sumner's specialty?
- Medicare lists Internal Medicine as the primary specialty, and also Cardiovascular Disease (Cardiology).
- Does Jonathan H. Sumner accept Medicare assignment?
- Yes. Medicare's clinician data says Jonathan H. Sumner 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 Jonathan H. Sumner?
- (718) 763-7061, as listed in official Medicare / NPI Registry data.
- What is Jonathan H. Sumner's NPI number?
- 1427030097. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jonathan H. Sumner works
Medicare's Facility Affiliation Data lists Jonathan H. Sumner at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Charleston Area Medical CenterCharleston, WV · Acute Care Hospital · CCN 510022
Practice locations
Addresses where Jonathan H. Sumner is enrolled with Medicare (CMS data updated 2026-10-02).
- 6410 Veterans Ave, Suite 102Brooklyn, NY 11234 (718) 763‑7061
- 8820 Rockaway Beach BlvdRockaway Beach, NY 11693 (718) 634‑8080
Group practices
Medicare enrollment lists Jonathan H. Sumner as a member of these groups (CMS data updated 2026-10-02).
- Empire Medical of Rockaway Beach PC5 clinicians in the group
- Heart Docs LLP5 clinicians in the group
Specialties
Other internal medicine doctors in Brooklyn
Clinicians with the same Medicare primary specialty in Brooklyn, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1978 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1427030097 |
| 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