Quick answers
- Which hospitals does Rex J. Winters work at?
- Medicare's official clinician data lists Rex J. Winters at 2 hospitals: Hoag Memorial Hospital Presbyterian and Memorialcare Orange Coast Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Rex J. Winters see patients?
- Medicare's clinician data lists 2 practice locations, including Cypress, CA and La Mirada, CA. Call before your visit to confirm the address.
- What is Rex J. Winters's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty, and also Internal Medicine and Peripheral Vascular Disease.
- Does Rex J. Winters accept Medicare assignment?
- Yes. Medicare's clinician data says Rex J. Winters 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 Rex J. Winters?
- (562) 279-6583, as listed in official Medicare / NPI Registry data.
- What is Rex J. Winters's NPI number?
- 1477584191. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Rex J. Winters works
Medicare's Facility Affiliation Data lists Rex J. Winters at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Hoag Memorial Hospital PresbyterianNewport Beach, CA · Acute Care Hospital · CCN 050224
- Memorialcare Orange Coast Medical CenterFountain Valley, CA · Acute Care Hospital · CCN 050678
Practice locations
Addresses where Rex J. Winters is enrolled with Medicare (CMS data updated 2026-10-02).
- 10601 Walker St, Suite 100Cypress, CA 90630 (562) 279‑6583
- 12675 La Mirada Blvd, Suite 201and401La Mirada, CA 90638 (562) 903‑7339
Group practices
Medicare enrollment lists Rex J. Winters as a member of this group (CMS data updated 2026-10-02).
- PIH Health Physicians622 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in California →
Other cardiologists in California
Clinicians with the same Medicare primary specialty in California — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Harvard Medical School |
| Graduation year | 1987 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1477584191 |
| 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