Marissa Litman, LCSW
NPI 1619353257 · Clinical Social Worker · Oakland, CA
Marissa Litman, LCSW is a Clinical Social Worker provider in Oakland, CA (NPI 1619353257).
Provider details
- NPI number
- 1619353257
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
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
10 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
- 2015-08-05
- Last updated
- 2025-07-29
- Certified
- 2025-07-29
Frequently asked questions
- What is Marissa Litman's NPI number?
- Marissa Litman's National Provider Identifier (NPI) is 1619353257, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marissa Litman's specialty?
- Marissa Litman is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Marissa Litman located?
- Marissa Litman's practice location on file with NPPES is 150 Linden St, Oakland, CA 94607-2538.
- What is Marissa Litman's phone number?
- The practice phone number listed in the NPPES registry for Marissa Litman is (510) 273-4700.
- Is Marissa Litman's NPI active?
- Yes — Marissa Litman's NPI (1619353257) is active in the NPPES registry as of the last update on 2025-07-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.