Kathleen Mazolewski, MFT, PT
NPI 1881227130 · Marriage & Family Therapist · Walnut Creek, CA
Kathleen Mazolewski, MFT, PT is a Marriage & Family Therapist provider in Walnut Creek, CA (NPI 1881227130).
Provider details
- NPI number
- 1881227130
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- MFT, PT
- Sex
- Female
- Sole proprietor
- Yes
- License
- 19719 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 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
- 2020-02-14
- Last updated
- 2020-02-14
- Certified
- 2020-02-14
Frequently asked questions
- What is Kathleen Mazolewski's NPI number?
- Kathleen Mazolewski's National Provider Identifier (NPI) is 1881227130, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathleen Mazolewski's specialty?
- Kathleen Mazolewski is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Kathleen Mazolewski located?
- Kathleen Mazolewski's practice location on file with NPPES is 3075 Citrus Cir Ste 165, Walnut Creek, CA 94598-2669.
- What is Kathleen Mazolewski's phone number?
- The practice phone number listed in the NPPES registry for Kathleen Mazolewski is (925) 400-7774.
- Is Kathleen Mazolewski's NPI active?
- Yes — Kathleen Mazolewski's NPI (1881227130) is active in the NPPES registry as of the last update on 2020-02-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.