IndividualActive
Clarissa Harwell, LCSW
NPI 1134652803 · Clinical Social Worker · San Jose, CA
Clarissa Harwell, LCSW is a Clinical Social Worker provider in San Jose, CA (NPI 1134652803).
Provider details
- NPI number
- 1134652803
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 92663 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(75/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 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
2 N Market St Ste 300
San Jose, CA 95113-1211
Phone: (510) 210-3233
Street-level locationGet directions
Mailing address
2 North Market St
San Jose, CA 95113
Additional practice locations (1)
- 2010 El Camino Real355Santa Clara, CA 95050Phone: (408) 458-5867
Registry dates
- Enumerated
- 2017-04-09
- Last updated
- 2025-08-08
- Certified
- 2025-08-08
Frequently asked questions
- What is Clarissa Harwell's NPI number?
- Clarissa Harwell's National Provider Identifier (NPI) is 1134652803, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Clarissa Harwell's specialty?
- Clarissa Harwell is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Clarissa Harwell located?
- Clarissa Harwell's practice location on file with NPPES is 2 N Market St Ste 300, San Jose, CA 95113-1211.
- What is Clarissa Harwell's phone number?
- The practice phone number listed in the NPPES registry for Clarissa Harwell is (510) 210-3233.
- Is Clarissa Harwell's NPI active?
- Yes — Clarissa Harwell's NPI (1134652803) is active in the NPPES registry as of the last update on 2025-08-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.