Quick answers
- Which hospitals does James J. Rivera work at?
- Medicare's official clinician data lists James J. Rivera at 1 hospital: Elmhurst Hospital Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does James J. Rivera see patients?
- Medicare's clinician data lists 2 practice locations, including Elmhurst, NY and Jamaica, NY. Call before your visit to confirm the address.
- What is James J. Rivera's specialty?
- Medicare lists Clinical Psychologist as the primary specialty.
- Does James J. Rivera accept Medicare assignment?
- Yes. Medicare's clinician data says James J. Rivera 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 James J. Rivera?
- (718) 334-4000, as listed in official Medicare / NPI Registry data.
- What is James J. Rivera's NPI number?
- 1831260322. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where James J. Rivera works
Medicare's Facility Affiliation Data lists James J. Rivera at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Elmhurst Hospital CenterElmhurst, NY · Acute Care Hospital · CCN 330128
Practice locations
Addresses where James J. Rivera is enrolled with Medicare (CMS data updated 2026-10-02).
- 7901 BroadwayElmhurst, NY 11373 (718) 334‑4000
- 8268 164th StJamaica, NY 11432 (718) 883‑3000
Group practices
Medicare enrollment lists James J. Rivera as a member of this group (CMS data updated 2026-10-02).
- New York City Health and Hospitals Corporation571 clinicians in the group
Specialties
- Clinical Psychologistprimary
Other clinical psychologists in Elmhurst
Clinicians with the same Medicare primary specialty in Elmhurst, NY — not a recommendation.
Clinician information
| Credential | PSY |
|---|---|
| Graduation year | 1991 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1831260322 |
| 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