Quick answers
- Which hospitals does Richard D. Granstein work at?
- Medicare's official clinician data lists Richard D. Granstein at 1 hospital: New York-Presbyterian Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Richard D. Granstein see patients?
- Medicare's clinician data lists 2 practice locations, including New York, NY. Call before your visit to confirm the address.
- What is Richard D. Granstein's specialty?
- Medicare lists Dermatology as the primary specialty.
- Does Richard D. Granstein accept Medicare assignment?
- Yes. Medicare's clinician data says Richard D. Granstein 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 Richard D. Granstein's NPI number?
- 1851488944. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Richard D. Granstein works
Medicare's Facility Affiliation Data lists Richard D. Granstein at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- New York-Presbyterian HospitalNew York, NY · Acute Care Hospital · CCN 330101
Practice locations
Addresses where Richard D. Granstein is enrolled with Medicare (CMS data updated 2026-10-02).
Group practices
Medicare enrollment lists Richard D. Granstein as a member of this group (CMS data updated 2026-10-02).
- Weill Medical College of Cornell2,051 clinicians in the group
Specialties
- Dermatologyprimary
Other dermatologists in New York
Clinicians with the same Medicare primary specialty in New York, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of California, Geffen School Of Medicine |
| Graduation year | 1978 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1851488944 |
| 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