Duncan Collins
NPI 1447790464 · Marriage & Family Therapist · Santa Rosa, CA
Duncan Collins is a Marriage & Family Therapist provider in Santa Rosa, CA (NPI 1447790464).
Provider details
- NPI number
- 1447790464
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 88356 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
- 2017-02-24
- Last updated
- 2017-08-02
Frequently asked questions
- What is Duncan Collins's NPI number?
- Duncan Collins's National Provider Identifier (NPI) is 1447790464, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Duncan Collins's specialty?
- Duncan Collins is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Duncan Collins located?
- Duncan Collins's practice location on file with NPPES is 341 Irwin Ln, Santa Rosa, CA 95401-5603.
- What is Duncan Collins's phone number?
- The practice phone number listed in the NPPES registry for Duncan Collins is (707) 360-1500.
- Is Duncan Collins's NPI active?
- Yes — Duncan Collins's NPI (1447790464) is active in the NPPES registry as of the last update on 2017-08-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.