Quick answers
- Which hospitals does Mehmet E. Demirhan work at?
- Medicare's official clinician data lists Mehmet E. Demirhan at 2 hospitals: Beth Israel Deaconess Hospital Plymouth and Montefiore Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mehmet E. Demirhan see patients?
- Medicare's clinician data lists 2 practice locations, including Bronx, NY and Needham, MA. Call before your visit to confirm the address.
- What is Mehmet E. Demirhan's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Mehmet E. Demirhan accept Medicare assignment?
- Medicare's clinician data says Mehmet E. Demirhan may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Mehmet E. Demirhan?
- (781) 453-3000, as listed in official Medicare / NPI Registry data.
- What is Mehmet E. Demirhan's NPI number?
- 1619504719. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mehmet E. Demirhan works
Medicare's Facility Affiliation Data lists Mehmet E. Demirhan at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Beth Israel Deaconess Hospital PlymouthPlymouth, MA · Acute Care Hospital · CCN 220060
- Montefiore Medical CenterBronx, NY · Acute Care Hospital · CCN 330059
Practice locations
Addresses where Mehmet E. Demirhan is enrolled with Medicare (CMS data updated 2026-10-02).
- 111 E 210th StBronx, NY 10467
- 148 Chestnut StNeedham, MA 02492 (781) 453‑3000
Group practices
Medicare enrollment lists Mehmet E. Demirhan as a member of these groups (CMS data updated 2026-10-02).
- Montefiore Medical Center2,820 clinicians in the group
- Associated Physicians of Harvard Medical Faculty Physicians at Beth Is565 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Bronx
Clinicians with the same Medicare primary specialty in Bronx, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2015 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1619504719 |
| 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