IndividualActive
Katherine Jarrett
NPI 1407642101 · Doula · Castro Valley, CA
Katherine Jarrett is a Doula provider in Castro Valley, CA (NPI 1407642101).
Provider details
- NPI number
- 1407642101
- Entity type
- Individual
- Primary specialty
- DoulaNursing Service Related Providers
- Sole proprietor
- Yes
Specialties & taxonomies
Nursing Service Related Providers
Profile Score
Basic profile(48/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
83% 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
2191 Sol St
Castro Valley, CA 94578-1352
Phone: (510) 329-4164
Street-level locationGet directions
Mailing address
2191 Sol St
Castro Valley, CA 94578-1352
Registry dates
- Enumerated
- 2025-04-17
- Last updated
- 2025-04-17
- Certified
- 2025-04-17
Frequently asked questions
- What is Katherine Jarrett's NPI number?
- Katherine Jarrett's National Provider Identifier (NPI) is 1407642101, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Jarrett's specialty?
- Katherine Jarrett is listed in the NPPES registry with a primary specialty of Doula (Nursing Service Related Providers).
- Where is Katherine Jarrett located?
- Katherine Jarrett's practice location on file with NPPES is 2191 Sol St, Castro Valley, CA 94578-1352.
- What is Katherine Jarrett's phone number?
- The practice phone number listed in the NPPES registry for Katherine Jarrett is (510) 329-4164.
- Is Katherine Jarrett's NPI active?
- Yes — Katherine Jarrett's NPI (1407642101) is active in the NPPES registry as of the last update on 2025-04-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.