Adrienne Alexis Yamamoto, APRN, FNP-BC
NPI 1437920816 · Nurse Practitioner · Simi Valley, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Adrienne Alexis Yamamoto, APRN, FNP-BC is a Nurse Practitioner provider in Simi Valley, CA (NPI 1437920816).
Provider details
- NPI number
- 1437920816
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN, FNP-BC
- Sex
- Female
- Sole proprietor
- Yes
- License
- 95028446 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
2 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$168 across 4 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 2514 Keswick CtSimi Valley, CA 93063-5316Phone: (818) 574-9631
Registry dates
- Enumerated
- 2024-01-12
- Last updated
- 2024-03-27
- Certified
- 2024-03-27
Frequently asked questions
- What is Adrienne Alexis Yamamoto's NPI number?
- Adrienne Alexis Yamamoto's National Provider Identifier (NPI) is 1437920816, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Adrienne Alexis Yamamoto's specialty?
- Adrienne Alexis Yamamoto is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Adrienne Alexis Yamamoto located?
- Adrienne Alexis Yamamoto's practice location on file with NPPES is 2845 Cochran St Ste B, Simi Valley, CA 93065-7905.
- What is Adrienne Alexis Yamamoto's phone number?
- The practice phone number listed in the NPPES registry for Adrienne Alexis Yamamoto is (805) 394-3815.
- Does Adrienne Alexis Yamamoto accept Medicare?
- Adrienne Alexis Yamamoto is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Adrienne Alexis Yamamoto's NPI active?
- Yes — Adrienne Alexis Yamamoto's NPI (1437920816) is active in the NPPES registry as of the last update on 2024-03-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.