Quick answers
- Which hospitals does Frank C. Nastanski work at?
- Medicare's official clinician data lists Frank C. Nastanski at 2 hospitals: AHMC Anaheim Regional Medical Center and Orange County Global Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Frank C. Nastanski see patients?
- Medicare's clinician data lists 2 practice locations, including Santa Ana, CA. Call before your visit to confirm the address.
- What is Frank C. Nastanski's specialty?
- Medicare lists General Surgery as the primary specialty, and also Critical Care (Intensivists).
- Does Frank C. Nastanski accept Medicare assignment?
- Medicare's clinician data says Frank C. Nastanski 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 Frank C. Nastanski?
- (714) 953-3300, as listed in official Medicare / NPI Registry data.
- What is Frank C. Nastanski's NPI number?
- 1295702843. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Frank C. Nastanski works
Medicare's Facility Affiliation Data lists Frank C. Nastanski at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- AHMC Anaheim Regional Medical CenterAnaheim, CA · Acute Care Hospital · CCN 050226
- Orange County Global Medical CenterSanta Ana, CA · Acute Care Hospital · CCN 050746
Practice locations
Addresses where Frank C. Nastanski is enrolled with Medicare (CMS data updated 2026-10-02).
- 1001 N Tustin AveSanta Ana, CA 92705 (714) 953‑3300
- 999 N Tustin Ave, Suite 109Santa Ana, CA 92705 (714) 954‑1182
Group practices
Medicare enrollment lists Frank C. Nastanski as a member of these groups (CMS data updated 2026-10-02).
- Western Medical Center Trauma Group Inc6 clinicians in the group
- Orange County Emergency Surgical Specialists, Inc5 clinicians in the group
- Orange County Burn Surgeons PC2 clinicians in the group
Specialties
- General Surgeryprimary
- Critical Care (Intensivists)also
Other general surgeons in Santa Ana
Clinicians with the same Medicare primary specialty in Santa Ana, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Vanderbilt University School Of Medicine |
| Graduation year | 1997 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1295702843 |
| 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