Quick answers
- Which hospitals does Mark H. Tannenbaum work at?
- Medicare's official clinician data lists Mark H. Tannenbaum at 1 hospital: NY Eye and Ear Infirmary of Mount Sinai. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark H. Tannenbaum see patients?
- Medicare's clinician data lists 3 practice locations, including Flushing, NY and New York, NY. Call before your visit to confirm the address.
- What is Mark H. Tannenbaum's specialty?
- Medicare lists Ophthalmology as the primary specialty.
- Does Mark H. Tannenbaum accept Medicare assignment?
- Yes. Medicare's clinician data says Mark H. Tannenbaum 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 Mark H. Tannenbaum?
- (718) 886-5068, as listed in official Medicare / NPI Registry data.
- What is Mark H. Tannenbaum's NPI number?
- 1285613273. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mark H. Tannenbaum works
Medicare's Facility Affiliation Data lists Mark H. Tannenbaum at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- NY Eye and Ear Infirmary of Mount SinaiNew York, NY · Acute Care Hospital · CCN 330100
Practice locations
Addresses where Mark H. Tannenbaum is enrolled with Medicare (CMS data updated 2026-10-02).
- 13527 38th Ave, Fl 2Flushing, NY 11354 (718) 886‑5068
- 310 E 14th St, Opthalmology Department of Mount SinaiNew York, NY 10003 (212) 241‑0939
- 94 BoweryNew York, NY 10013 (646) 570‑1033
Group practices
Medicare enrollment lists Mark H. Tannenbaum as a member of these groups (CMS data updated 2026-10-02).
- Icahn School of Medicine at Mount Sinai2,843 clinicians in the group
- Chinatown True Care Medical PLLC241 clinicians in the group
Specialties
- Ophthalmologyprimary
Other ophthalmologists in Flushing
Clinicians with the same Medicare primary specialty in Flushing, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Albert Einstein College Of Medicine Of Yeshiva University |
| Graduation year | 1987 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1285613273 |
| 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