Quick answers
- Which hospitals does Robert W. McWhirter work at?
- Medicare's official clinician data lists Robert W. McWhirter at 1 hospital: Chapman Global Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Robert W. McWhirter see patients?
- Medicare's clinician data lists 2 practice locations, including Orange, CA and West Hollywood, CA. Call before your visit to confirm the address.
- What is Robert W. McWhirter's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does Robert W. McWhirter accept Medicare assignment?
- Yes. Medicare's clinician data says Robert W. McWhirter 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 Robert W. McWhirter?
- (714) 633-0011, as listed in official Medicare / NPI Registry data.
- What is Robert W. McWhirter's NPI number?
- 1316234966. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Robert W. McWhirter works
Medicare's Facility Affiliation Data lists Robert W. McWhirter at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Chapman Global Medical CenterOrange, CA · Acute Care Hospital · CCN 050745
Practice locations
Addresses where Robert W. McWhirter is enrolled with Medicare (CMS data updated 2026-10-02).
- 2601 E Chapman AveOrange, CA 92869 (714) 633‑0011
- 7901 Santa Monica Blvd, Suite 209West Hollywood, CA 90046 (323) 798‑1800
Group practices
Medicare enrollment lists Robert W. McWhirter as a member of these groups (CMS data updated 2026-10-02).
- Seven Star Hospital Associates Inc126 clinicians in the group
- West Hollywood Vein Clinic PC4 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Orange
Clinicians with the same Medicare primary specialty in Orange, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Wayne State University School Of Medicine |
| Graduation year | 2011 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1316234966 |
| 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