Janelle Knudson
NPI 1215407788 · Clinical Social Worker · South San Francisco, CA
Janelle Knudson is a Clinical Social Worker provider in South San Francisco, CA (NPI 1215407788).
Provider details
- NPI number
- 1215407788
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Community Health Worker172V00000X
Other Service Providers
Behavioral Health & Social Service Providers
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 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
Mailing address
Registry dates
- Enumerated
- 2018-11-27
- Last updated
- 2026-05-18
- Certified
- 2026-05-18
Frequently asked questions
- What is Janelle Knudson's NPI number?
- Janelle Knudson's National Provider Identifier (NPI) is 1215407788, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Janelle Knudson's specialty?
- Janelle Knudson is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Janelle Knudson located?
- Janelle Knudson's practice location on file with NPPES is 1115 Mission Rd, South San Francisco, CA 94080-1302.
- What is Janelle Knudson's phone number?
- The practice phone number listed in the NPPES registry for Janelle Knudson is (415) 337-0140.
- Is Janelle Knudson's NPI active?
- Yes — Janelle Knudson's NPI (1215407788) is active in the NPPES registry as of the last update on 2026-05-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.