Quick answers
- Which hospitals does Nicolas E. Nassar work at?
- Medicare's official clinician data lists Nicolas E. Nassar at 2 hospitals: Community Hospital of San Bernardino and St Bernardine Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Nicolas E. Nassar see patients?
- Medicare's clinician data lists 1 practice location in San Bernardino, CA. Call before your visit to confirm the address.
- What is Nicolas E. Nassar's specialty?
- Medicare lists Internal Medicine as the primary specialty, and also Pulmonary Disease.
- Does Nicolas E. Nassar accept Medicare assignment?
- Yes. Medicare's clinician data says Nicolas E. Nassar 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 Nicolas E. Nassar?
- (410) 409-4286, as listed in official Medicare / NPI Registry data.
- What is Nicolas E. Nassar's NPI number?
- 1104851609. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Nicolas E. Nassar works
Medicare's Facility Affiliation Data lists Nicolas E. Nassar at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Community Hospital of San BernardinoSan Bernardino, CA · Acute Care Hospital · CCN 050089
- St Bernardine Medical CenterSan Bernardino, CA · Acute Care Hospital · CCN 050129
Practice locations
Addresses where Nicolas E. Nassar is enrolled with Medicare (CMS data updated 2026-10-02).
- 1881 Commercenter E, Suite 118San Bernardino, CA 92408 (410) 409‑4286
Specialties
- Internal Medicineprimary
- Pulmonary Diseasealso
Other internal medicine doctors in San Bernardino
Clinicians with the same Medicare primary specialty in San Bernardino, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1995 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1104851609 |
| 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