Elizabeth Hossfeld, M.S., M.F.T.
NPI 1306045513 · Marriage & Family Therapist · Mill Valley, CA
Elizabeth Hossfeld, M.S., M.F.T. is a Marriage & Family Therapist provider in Mill Valley, CA (NPI 1306045513).
Provider details
- NPI number
- 1306045513
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- M.S., M.F.T.
- Sex
- Female
- Sole proprietor
- Yes
- License
- MF22260 (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
18 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
- 2007-07-17
- Last updated
- 2009-11-06
Frequently asked questions
- What is Elizabeth Hossfeld's NPI number?
- Elizabeth Hossfeld's National Provider Identifier (NPI) is 1306045513, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elizabeth Hossfeld's specialty?
- Elizabeth Hossfeld is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Elizabeth Hossfeld located?
- Elizabeth Hossfeld's practice location on file with NPPES is 6 Knoll Ln Ste F, Mill Valley, CA 94941-2300.
- What is Elizabeth Hossfeld's phone number?
- The practice phone number listed in the NPPES registry for Elizabeth Hossfeld is (415) 388-0644.
- Is Elizabeth Hossfeld's NPI active?
- Yes — Elizabeth Hossfeld's NPI (1306045513) is active in the NPPES registry as of the last update on 2009-11-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.