Jennifer Messer, ASW
NPI 1477150142 · School Social Worker · Santa Clarita, CA
Jennifer Messer, ASW is a School Social Worker provider in Santa Clarita, CA (NPI 1477150142).
Provider details
- NPI number
- 1477150142
- Entity type
- Individual
- Primary specialty
- School Social WorkerBehavioral Health & Social Service Providers
- Credential
- ASW
- Sex
- Female
- Sole proprietor
- No
- License
- 117558 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 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
- 2020-10-06
- Last updated
- 2026-03-31
- Certified
- 2026-03-31
Frequently asked questions
- What is Jennifer Messer's NPI number?
- Jennifer Messer's National Provider Identifier (NPI) is 1477150142, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Messer's specialty?
- Jennifer Messer is listed in the NPPES registry with a primary specialty of School Social Worker (Behavioral Health & Social Service Providers).
- Where is Jennifer Messer located?
- Jennifer Messer's practice location on file with NPPES is 24930 Avenue Stanford, Santa Clarita, CA 91355-1272.
- What is Jennifer Messer's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Messer is (661) 294-5309.
- Is Jennifer Messer's NPI active?
- Yes — Jennifer Messer's NPI (1477150142) is active in the NPPES registry as of the last update on 2026-03-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.