IndividualActive
Jaynette Underhill, MA
NPI 1831302843 · Case Manager/Care Coordinator · Vallejo, CA
Jaynette Underhill, MA is a Case Manager/Care Coordinator provider in Vallejo, CA (NPI 1831302843).
Provider details
- NPI number
- 1831302843
- Entity type
- Individual
- Primary specialty
- Case Manager/Care CoordinatorOther Service Providers
- Credential
- MA
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(83/100 index)
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
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
140 Britannia Ct
Vallejo, CA 94591-7000
Phone: (707) 552-3453
Street-level locationGet directions
Mailing address
140 Britannia Ct
Vallejo, CA 94591-7000
Registry dates
- Enumerated
- 2007-05-07
- Last updated
- 2007-07-08
Frequently asked questions
- What is Jaynette Underhill's NPI number?
- Jaynette Underhill's National Provider Identifier (NPI) is 1831302843, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jaynette Underhill's specialty?
- Jaynette Underhill is listed in the NPPES registry with a primary specialty of Case Manager/Care Coordinator (Other Service Providers).
- Where is Jaynette Underhill located?
- Jaynette Underhill's practice location on file with NPPES is 140 Britannia Ct, Vallejo, CA 94591-7000.
- What is Jaynette Underhill's phone number?
- The practice phone number listed in the NPPES registry for Jaynette Underhill is (707) 552-3453.
- Is Jaynette Underhill's NPI active?
- Yes — Jaynette Underhill's NPI (1831302843) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.