Quick answers
- Does James J. Zapf accept Medicare assignment?
- Yes. Medicare's clinician data says James J. Zapf accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is James J. Zapf's NPI number?
- 1326539065. 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 James J. Zapf is enrolled with Medicare (CMS data updated October 2, 2026).
- 230 Prospect Pl, Suite 220Coronado, CA 92118 (559) 593‑6450
Group practices
Medicare enrollment lists James J. Zapf as a member of this group (CMS data updated October 2, 2026).
- Prema Sai Medical PC2 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Coronado
Clinicians with the same Medicare primary specialty in Coronado, CA — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2018 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1326539065 |
| 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 October 2, 2026, retrieved October 29, 2026
- 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