NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Adrienne Alexis Salvador Yamamoto, APRN, FNP-BC

Nurse Practitioner in Simi Valley, CA · enumerated 2024 · practices at Rpmd Medical, PC.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1437920816

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Adrienne Alexis Salvador Yamamoto
Credential APRN, FNP-BC
Sex Female
Practice address Simi Valley, CA, 93065
Phone (805) 394-3815
Enumeration date Jan 12, 2024
Last updated in NPPES Mar 27, 2024

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 95028446 (CA) Primary
APRN · Advanced Practice Registered Nurse: An umbrella credential covering NPs, CRNAs, CNMs, and clinical nurse specialists. About the APRN credential

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Adrienne Alexis Yamamoto?
The National Provider Identifier (NPI) for Adrienne Alexis Yamamoto is 1437920816, a Type 1 (individual) record in the CMS NPPES registry.
Where does Adrienne Alexis Yamamoto practice?
The practice location on file with NPPES is in Simi Valley, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-03-27.