Hannah Yamamoto, NP
NPI 1205600848 · Pediatric Nurse Practitioner · Hayward, CA
Enrolled with Medicare as Order and Referring Only - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hannah Yamamoto, NP is a Pediatric Nurse Practitioner provider in Hayward, CA (NPI 1205600848).
Provider details
- NPI number
- 1205600848
- Entity type
- Individual
- Primary specialty
- Pediatric Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 95027084 (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 tenure38% of score
2 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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.
Practice location
Mailing address
Additional practice locations (1)
- 22331 Mission BlvdHayward, CA 94541-3911Phone: (510) 471-5907
Registry dates
- Enumerated
- 2023-11-14
- Last updated
- 2026-04-20
- Certified
- 2026-04-20
Frequently asked questions
- What is Hannah Yamamoto's NPI number?
- Hannah Yamamoto's National Provider Identifier (NPI) is 1205600848, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hannah Yamamoto's specialty?
- Hannah Yamamoto is listed in the NPPES registry with a primary specialty of Pediatric Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Hannah Yamamoto located?
- Hannah Yamamoto's practice location on file with NPPES is 680 W Tennyson Rd Rm 12, Hayward, CA 94544-5236.
- What is Hannah Yamamoto's phone number?
- The practice phone number listed in the NPPES registry for Hannah Yamamoto is (510) 471-5880.
- Does Hannah Yamamoto accept Medicare?
- Hannah Yamamoto is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hannah Yamamoto's NPI active?
- Yes — Hannah Yamamoto's NPI (1205600848) is active in the NPPES registry as of the last update on 2026-04-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.