Quick answers
- Which hospitals does Cesar A. Rivera work at?
- Medicare's official clinician data lists Cesar A. Rivera at 3 hospitals: Doctors' Center Hospital, Inc, Hospital Metropolitano Dr Susoni and Hospital Pavia Arecibo. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Cesar A. Rivera see patients?
- Medicare's clinician data lists 1 practice location in Arecibo, PR. Call before your visit to confirm the address.
- What is Cesar A. Rivera's specialty?
- Medicare lists Nephrology as the primary specialty, and also Internal Medicine.
- Does Cesar A. Rivera accept Medicare assignment?
- Yes. Medicare's clinician data says Cesar A. 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 Cesar A. Rivera?
- (787) 879-3328, as listed in official Medicare / NPI Registry data.
- What is Cesar A. Rivera's NPI number?
- 1386749620. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Cesar A. Rivera works
Medicare's Facility Affiliation Data lists Cesar A. Rivera at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Doctors' Center Hospital, IncManati, PR · Acute Care Hospital · CCN 400118
- Hospital Metropolitano Dr SusoniArecibo, PR · Acute Care Hospital · CCN 400117
- Hospital Pavia AreciboArecibo, PR · Acute Care Hospital · CCN 400087
Practice locations
Addresses where Cesar A. Rivera is enrolled with Medicare (CMS data updated 2026-10-02).
- 65 Ave BarbosaArecibo, PR 00612 (787) 879‑3328
Group practices
Medicare enrollment lists Cesar A. Rivera as a member of this group (CMS data updated 2026-10-02).
- Nefrologos Asociados del Norte LLC3 clinicians in the group
Specialties
- Nephrologyprimary
- Internal Medicinealso
Other nephrologists in Arecibo
Clinicians with the same Medicare primary specialty in Arecibo, PR — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1990 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1386749620 |
| 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