Jan Van Der Zwaag, MFT
NPI 1215312129 · Marriage & Family Therapist · Albany, CA
Jan Van Der Zwaag, MFT is a Marriage & Family Therapist provider in Albany, CA (NPI 1215312129).
Provider details
- NPI number
- 1215312129
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- MFT
- Sex
- Male
- Sole proprietor
- No
- License
- MFT 16676 (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
10 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
- 2015-07-22
- Last updated
- 2015-07-22
Frequently asked questions
- What is Jan Van Der Zwaag's NPI number?
- Jan Van Der Zwaag's National Provider Identifier (NPI) is 1215312129, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jan Van Der Zwaag's specialty?
- Jan Van Der Zwaag is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Jan Van Der Zwaag located?
- Jan Van Der Zwaag's practice location on file with NPPES is 1035 San Pablo Ave., Albany, CA 94706-2277.
- What is Jan Van Der Zwaag's phone number?
- The practice phone number listed in the NPPES registry for Jan Van Der Zwaag is (510) 528-8106.
- Is Jan Van Der Zwaag's NPI active?
- Yes — Jan Van Der Zwaag's NPI (1215312129) is active in the NPPES registry as of the last update on 2015-07-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.