Marianne Guintu Usi, NP
Marianne Guintu Usi, NP is a Nurse Practitioner in San Bernardino, California. Qualified in 2019, 7 years ago. Practices with Nephrology Associates Medical Group Inc, a 64-clinician group and accepts Medicare assignment. Licensed in California.
- Years since qualifying
- 7
- Licensed in
- CA
- In the registry since
- 2023
What do these letters mean?
- NP — Nurse Practitioner
- An advanced practice nurse who can diagnose, treat and in most states prescribe.
Practice location Address checks out
401 E Highland Ave Ste 551San Bernardino, CA 92404-3840
Phone: (909) 882-9150
Fax: (909) 883-8972
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Pin is approximate — placed at the ZIP-code centre, not the exact door.
Specialties & licences
| Gerontology Nurse Practitioner (primary) | Taxonomy 363LG0600X · Licence NP95011934 (CA) |
|---|
Record details
| NPI number | 1104507466 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Female |
| Credentials | NP |
| Sole proprietor | No |
| NPI enumerated | July 28, 2023 |
| Last updated in NPPES | March 12, 2026 |
| Certification date | March 12, 2026 |
Medicare enrollment
| Medicare specialty | NURSE PRACTITIONER |
|---|---|
| Medical school | OTHER |
| Graduated | 2019 (7 years in practice) |
| Group practice | Nephrology Associates Medical Group Inc — 64 clinicians |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |