Carter Bostwick, AMFT
NPI 1740026723 · Marriage & Family Therapist · Mill Valley, CA
Carter Bostwick, AMFT is a Marriage & Family Therapist provider in Mill Valley, CA (NPI 1740026723).
Provider details
- NPI number
- 1740026723
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- AMFT
- Sex
- Female
- Sole proprietor
- Yes
- License
- 141938 (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
1 yr in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 444 34th StOakland, CA 94609-2816Phone: (415) 658-9950
Registry dates
- Enumerated
- 2024-07-08
- Last updated
- 2024-07-08
- Certified
- 2024-07-08
Frequently asked questions
- What is Carter Bostwick's NPI number?
- Carter Bostwick's National Provider Identifier (NPI) is 1740026723, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Carter Bostwick's specialty?
- Carter Bostwick is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Carter Bostwick located?
- Carter Bostwick's practice location on file with NPPES is 591 Redwood Hwy Frontage Rd Ste 2350, Mill Valley, CA 94941-6024.
- What is Carter Bostwick's phone number?
- The practice phone number listed in the NPPES registry for Carter Bostwick is (415) 421-8300.
- Is Carter Bostwick's NPI active?
- Yes — Carter Bostwick's NPI (1740026723) is active in the NPPES registry as of the last update on 2024-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.