Karen Frey, PNP,RN,MS
NPI 1447302351 · Community Health Registered Nurse · Oakland, CA
Karen Frey, PNP,RN,MS is a Community Health Registered Nurse provider in Oakland, CA (NPI 1447302351).
Provider details
- NPI number
- 1447302351
- Entity type
- Individual
- Primary specialty
- Community Health Registered NurseNursing Service Providers
- Credential
- PNP,RN,MS
- Sex
- Female
- Sole proprietor
- No
- License
- 322238 (CA)
Specialties & taxonomies
Nursing Service Providers
Nursing Service Providers
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
19 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
- 2007-01-18
- Last updated
- 2025-09-11
Frequently asked questions
- What is Karen Frey's NPI number?
- Karen Frey's National Provider Identifier (NPI) is 1447302351, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Frey's specialty?
- Karen Frey is listed in the NPPES registry with a primary specialty of Community Health Registered Nurse (Nursing Service Providers).
- Where is Karen Frey located?
- Karen Frey's practice location on file with NPPES is 280 W Macarthur Blvd, Oakland, CA 94611-5642.
- What is Karen Frey's phone number?
- The practice phone number listed in the NPPES registry for Karen Frey is (510) 752-1378.
- Is Karen Frey's NPI active?
- Yes — Karen Frey's NPI (1447302351) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.