Quick answers
- Which hospitals does John P. Melchor work at?
- Medicare's official clinician data lists John P. Melchor at 2 hospitals: Centinela Hospital Medical Center and UCI Health-Orange. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John P. Melchor see patients?
- Medicare's clinician data lists 2 practice locations, including Orange, CA and Inglewood, CA. Call before your visit to confirm the address.
- What is John P. Melchor's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does John P. Melchor accept Medicare assignment?
- Medicare's clinician data says John P. Melchor may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for John P. Melchor?
- (714) 456-7002, as listed in official Medicare / NPI Registry data.
- What is John P. Melchor's NPI number?
- 1669152252. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John P. Melchor works
Medicare's Facility Affiliation Data lists John P. Melchor at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Centinela Hospital Medical CenterInglewood, CA · Acute Care Hospital · CCN 050739
- UCI Health-OrangeOrange, CA · Acute Care Hospital · CCN 050348
Practice locations
Addresses where John P. Melchor is enrolled with Medicare (CMS data updated 2026-10-02).
- 101 the City Dr SOrange, CA 92868 (714) 456‑7002
- 555 E Hardy StInglewood, CA 90301 (310) 680‑8095
Group practices
Medicare enrollment lists John P. Melchor as a member of these groups (CMS data updated 2026-10-02).
- UC Regents319 clinicians in the group
- Pulmonary Consultants and Wellness Center Inc PC29 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Orange
Clinicians with the same Medicare primary specialty in Orange, CA — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2023 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1669152252 |
| 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