Quick answers
- Which hospitals does David A. Blum work at?
- Medicare's official clinician data lists David A. Blum at 1 hospital: Montefiore New Rochelle Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does David A. Blum see patients?
- Medicare's clinician data lists 2 practice locations, including New Rochelle, NY. Call before your visit to confirm the address.
- What is David A. Blum's specialty?
- Medicare lists Endocrinology as the primary specialty, and also Internal Medicine.
- Does David A. Blum accept Medicare assignment?
- Yes. Medicare's clinician data says David A. Blum 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 David A. Blum?
- (914) 633-8680, as listed in official Medicare / NPI Registry data.
- What is David A. Blum's NPI number?
- 1861578197. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where David A. Blum works
Medicare's Facility Affiliation Data lists David A. Blum at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Montefiore New Rochelle HospitalNew Rochelle, NY · Acute Care Hospital · CCN 330184
Practice locations
Addresses where David A. Blum is enrolled with Medicare (CMS data updated 2026-10-02).
- 16 Guion PlNew Rochelle, NY 10801
- 16 Guion Pl, Fl 5New Rochelle, NY 10801 (914) 633‑8680
Specialties
- Endocrinologyprimary
- Internal Medicinealso
Other endocrinologists in New York
Clinicians with the same Medicare primary specialty in New York — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Northwestern University Feinberg Medical School |
| Graduation year | 1974 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1861578197 |
| 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