Quick answers
- Where does Gregory Nishimura see patients?
- Medicare's clinician data lists 1 practice location in Santa Cruz, CA. Call before your visit to confirm the address.
- What is Gregory Nishimura's specialty?
- Medicare lists General Surgery as the primary specialty.
- Does Gregory Nishimura accept Medicare assignment?
- Yes. Medicare's clinician data says Gregory Nishimura 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 Gregory Nishimura?
- (831) 425-9500, as listed in official Medicare / NPI Registry data.
- What is Gregory Nishimura's NPI number?
- 1881744795. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Gregory Nishimura is enrolled with Medicare (CMS data updated 2026-10-02).
- 317 Potrero St, Suite CSanta Cruz, CA 95060 (831) 425‑9500
Group practices
Medicare enrollment lists Gregory Nishimura as a member of this group (CMS data updated 2026-10-02).
- Medxcare Health Professionals8 clinicians in the group
Specialties
- General Surgeryprimary
Other general surgeons in Santa Cruz
Clinicians with the same Medicare primary specialty in Santa Cruz, CA — not a recommendation.
Clinician information
| Graduation year | 1994 |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1881744795 |
| 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
- 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