Lark Nierenberg, LCSW
NPI 1679024855 · Clinical Social Worker · San Francisco, CA
Lark Nierenberg, LCSW is a Clinical Social Worker provider in San Francisco, CA (NPI 1679024855).
Provider details
- NPI number
- 1679024855
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 103758 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
9 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
- 2016-10-21
- Last updated
- 2022-01-11
- Certified
- 2021-12-21
Frequently asked questions
- What is Lark Nierenberg's NPI number?
- Lark Nierenberg's National Provider Identifier (NPI) is 1679024855, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lark Nierenberg's specialty?
- Lark Nierenberg is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Lark Nierenberg located?
- Lark Nierenberg's practice location on file with NPPES is 2211 Post St Ste 300, San Francisco, CA 94115-3442.
- What is Lark Nierenberg's phone number?
- The practice phone number listed in the NPPES registry for Lark Nierenberg is (415) 236-0655.
- Is Lark Nierenberg's NPI active?
- Yes — Lark Nierenberg's NPI (1679024855) is active in the NPPES registry as of the last update on 2022-01-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.