Quick answers
- Where does Nilson E. Mejia see patients?
- Medicare's clinician data lists 2 practice locations, including Sacramento, CA and Berkeley, CA. Call before your visit to confirm the address.
- What is Nilson E. Mejia's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Nilson E. Mejia accept Medicare assignment?
- Yes. Medicare's clinician data says Nilson E. Mejia 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 Nilson E. Mejia's NPI number?
- 1265679104. 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 Nilson E. Mejia is enrolled with Medicare (CMS data updated 2026-10-02).
- 1300 National Dr, Suite 135Sacramento, CA 95834
- 2344 6th StBerkeley, CA 94710
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Sacramento
Clinicians with the same Medicare primary specialty in Sacramento, CA — not a recommendation.
Clinician information
| Graduation year | 2007 |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1265679104 |
| 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