Don Jaszewski
NPI 1063559276 · Marriage & Family Therapist · San Diego, CA
Don Jaszewski is a Marriage & Family Therapist provider in San Diego, CA (NPI 1063559276).
Provider details
- NPI number
- 1063559276
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- MFC46028 (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
19 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
- 2007-01-30
- Last updated
- 2011-03-22
Frequently asked questions
- What is Don Jaszewski's NPI number?
- Don Jaszewski's National Provider Identifier (NPI) is 1063559276, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Don Jaszewski's specialty?
- Don Jaszewski is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Don Jaszewski located?
- Don Jaszewski's practice location on file with NPPES is 4307 3rd Ave, San Diego, CA 92103-1407.
- What is Don Jaszewski's phone number?
- The practice phone number listed in the NPPES registry for Don Jaszewski is (619) 209-5272.
- Is Don Jaszewski's NPI active?
- Yes — Don Jaszewski's NPI (1063559276) is active in the NPPES registry as of the last update on 2011-03-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.