IndividualActive
Sarah Watermulder
NPI 1376815324 · Clinical Social Worker · San Mateo, CA
Sarah Watermulder is a Clinical Social Worker provider in San Mateo, CA (NPI 1376815324).
Provider details
- NPI number
- 1376815324
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 76196 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(89/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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
123 S San Mateo Dr
San Mateo, CA 94401
Phone: (650) 343-4200
Street-level locationGet directions
Mailing address
325 Distel Cir
Los Altos, CA 94022-1408
Additional practice locations (2)
- 22211 Foothill BlvdHayward, CA 94541-2712Phone: (510) 471-5880Fax: (510) 782-4678
- 22211 Foothill BlvdHayward, CA 94541-2712Phone: (510) 471-5880Fax: (510) 782-4678
Registry dates
- Enumerated
- 2012-02-07
- Last updated
- 2019-12-19
- Certified
- 2019-12-19
Frequently asked questions
- What is Sarah Watermulder's NPI number?
- Sarah Watermulder's National Provider Identifier (NPI) is 1376815324, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Watermulder's specialty?
- Sarah Watermulder is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Sarah Watermulder located?
- Sarah Watermulder's practice location on file with NPPES is 123 S San Mateo Dr, San Mateo, CA 94401.
- What is Sarah Watermulder's phone number?
- The practice phone number listed in the NPPES registry for Sarah Watermulder is (650) 343-4200.
- Is Sarah Watermulder's NPI active?
- Yes — Sarah Watermulder's NPI (1376815324) is active in the NPPES registry as of the last update on 2019-12-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.