Donna Blethen, MA MFT
NPI 1609838713 · Marriage & Family Therapist · Pacifica, CA
Donna Blethen, MA MFT is a Marriage & Family Therapist provider in Pacifica, CA (NPI 1609838713).
Provider details
- NPI number
- 1609838713
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- MA MFT
- Sex
- Female
- License
- MFT6891 (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
20 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
- 2006-04-04
- Last updated
- 2007-07-08
Frequently asked questions
- What is Donna Blethen's NPI number?
- Donna Blethen's National Provider Identifier (NPI) is 1609838713, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donna Blethen's specialty?
- Donna Blethen is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Donna Blethen located?
- Donna Blethen's practice location on file with NPPES is 1750 Francisco Blvd, Pacifica, CA 94044.
- What is Donna Blethen's phone number?
- The practice phone number listed in the NPPES registry for Donna Blethen is (650) 359-5928.
- Is Donna Blethen's NPI active?
- Yes — Donna Blethen's NPI (1609838713) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.