Quick answers
- Which hospitals does Arun C. Naik work at?
- Medicare's official clinician data lists Arun C. Naik at 2 hospitals: Robert Wood Johnson University Hospital at Rahway and Trinitas Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Arun C. Naik see patients?
- Medicare's clinician data lists 1 practice location in Elizabeth, NJ. Call before your visit to confirm the address.
- What is Arun C. Naik's specialty?
- Medicare lists Gastroenterology as the primary specialty, and also Internal Medicine.
- Does Arun C. Naik accept Medicare assignment?
- Yes. Medicare's clinician data says Arun C. Naik 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 Arun C. Naik?
- (908) 289-2818, as listed in official Medicare / NPI Registry data.
- What is Arun C. Naik's NPI number?
- 1104887710. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Arun C. Naik works
Medicare's Facility Affiliation Data lists Arun C. Naik at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Robert Wood Johnson University Hospital at RahwayRahway, NJ · Acute Care Hospital · CCN 310024
- Trinitas Regional Medical CenterElizabeth, NJ · Acute Care Hospital · CCN 310027
Practice locations
Addresses where Arun C. Naik is enrolled with Medicare (CMS data updated 2026-10-02).
- 240 Williamson StElizabeth, NJ 07202 (908) 289‑2818
Specialties
- Gastroenterologyprimary
- Internal Medicinealso
Other gastroenterologists in New Jersey
Clinicians with the same Medicare primary specialty in New Jersey — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1985 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1104887710 |
| 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