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Colin Maslan, LCSW
NPI 1053101279 · Clinical Social Worker · San Rafael, CA
Colin Maslan, LCSW is a Clinical Social Worker provider in San Rafael, CA (NPI 1053101279).
Provider details
- NPI number
- 1053101279
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 129731 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(54/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
1330 Lincoln Ave Ste 308c
San Rafael, CA 94901-2141
Phone: (628) 313-6211
Street-level locationGet directions
Mailing address
1330 Lincoln Ave Ste 308c
San Rafael, CA 94901-2141
Registry dates
- Enumerated
- 2025-05-09
- Last updated
- 2025-05-09
- Certified
- 2025-05-09
Frequently asked questions
- What is Colin Maslan's NPI number?
- Colin Maslan's National Provider Identifier (NPI) is 1053101279, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Colin Maslan's specialty?
- Colin Maslan is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Colin Maslan located?
- Colin Maslan's practice location on file with NPPES is 1330 Lincoln Ave Ste 308c, San Rafael, CA 94901-2141.
- What is Colin Maslan's phone number?
- The practice phone number listed in the NPPES registry for Colin Maslan is (628) 313-6211.
- Is Colin Maslan's NPI active?
- Yes — Colin Maslan's NPI (1053101279) is active in the NPPES registry as of the last update on 2025-05-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.