Quick answers
- Which hospitals does Aliasghar Diwan work at?
- Medicare's official clinician data lists Aliasghar Diwan at 1 hospital: Raritan Bay Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Aliasghar Diwan see patients?
- Medicare's clinician data lists 2 practice locations, including Old Bridge, NJ and Perth Amboy, NJ. Call before your visit to confirm the address.
- What is Aliasghar Diwan's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does Aliasghar Diwan accept Medicare assignment?
- Yes. Medicare's clinician data says Aliasghar Diwan 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 Aliasghar Diwan?
- (732) 369-1000, as listed in official Medicare / NPI Registry data.
- What is Aliasghar Diwan's NPI number?
- 1376237909. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Aliasghar Diwan works
Medicare's Facility Affiliation Data lists Aliasghar Diwan at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Raritan Bay Medical CenterPerth Amboy, NJ · Acute Care Hospital · CCN 310039
Practice locations
Addresses where Aliasghar Diwan is enrolled with Medicare (CMS data updated 2026-10-02).
- 1 Hospital PlzOld Bridge, NJ 08857 (732) 369‑1000
- 530 New Brunswick AvePerth Amboy, NJ 08861 (732) 442‑3700
Group practices
Medicare enrollment lists Aliasghar Diwan as a member of this group (CMS data updated 2026-10-02).
- Emergency Physician Associates of North Jersey P C126 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Old Bridge
Clinicians with the same Medicare primary specialty in Old Bridge, NJ — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Touro Un Col Of Osteopathic Medicine, New York |
| Graduation year | 2023 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1376237909 |
| 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