Ruby Harrison, F.N.P
NPI 1770820706 · Family Nurse Practitioner · San Ramon, CA
Ruby Harrison, F.N.P is a Family Nurse Practitioner provider in San Ramon, CA (NPI 1770820706).
Provider details
- NPI number
- 1770820706
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- F.N.P
- Sex
- Female
- Sole proprietor
- Yes
- License
- 22503 (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
13 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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
Registry dates
- Enumerated
- 2013-01-10
- Last updated
- 2015-07-07
Frequently asked questions
- What is Ruby Harrison's NPI number?
- Ruby Harrison's National Provider Identifier (NPI) is 1770820706, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ruby Harrison's specialty?
- Ruby Harrison is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ruby Harrison located?
- Ruby Harrison's practice location on file with NPPES is 2455 San Ramon Valley Blvd, San Ramon, CA 94583-1601.
- What is Ruby Harrison's phone number?
- The practice phone number listed in the NPPES registry for Ruby Harrison is (866) 389-2727.
- Is Ruby Harrison's NPI active?
- Yes — Ruby Harrison's NPI (1770820706) is active in the NPPES registry as of the last update on 2015-07-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.