Richard Nizzardini, LCSW
NPI 1841523602 · Clinical Social Worker · San Francisco, CA
Richard Nizzardini, LCSW is a Clinical Social Worker provider in San Francisco, CA (NPI 1841523602).
Provider details
- NPI number
- 1841523602
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- LCS20716 (CA)
Specialties & taxonomies
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
16 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
- 2009-09-11
- Last updated
- 2009-09-11
Frequently asked questions
- What is Richard Nizzardini's NPI number?
- Richard Nizzardini's National Provider Identifier (NPI) is 1841523602, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Richard Nizzardini's specialty?
- Richard Nizzardini is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Richard Nizzardini located?
- Richard Nizzardini's practice location on file with NPPES is 533a Castro St, San Francisco, CA 94114-2511.
- What is Richard Nizzardini's phone number?
- The practice phone number listed in the NPPES registry for Richard Nizzardini is (415) 706-5716.
- Is Richard Nizzardini's NPI active?
- Yes — Richard Nizzardini's NPI (1841523602) is active in the NPPES registry as of the last update on 2009-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.