Gina Mazzetti
NPI 1770046609 · Marriage & Family Therapist · San Mateo, CA
Enrolled with Medicare as Practitioner - Marriage and Family Therapist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gina Mazzetti is a Marriage & Family Therapist provider in San Mateo, CA (NPI 1770046609).
Provider details
- NPI number
- 1770046609
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Mental Health Counselor101YM0800X
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2019-04-08
- Last updated
- 2022-12-20
- Certified
- 2022-12-20
Frequently asked questions
- What is Gina Mazzetti's NPI number?
- Gina Mazzetti's National Provider Identifier (NPI) is 1770046609, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gina Mazzetti's specialty?
- Gina Mazzetti is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Gina Mazzetti located?
- Gina Mazzetti's practice location on file with NPPES is 307 S B St, San Mateo, CA 94401-4053.
- What is Gina Mazzetti's phone number?
- The practice phone number listed in the NPPES registry for Gina Mazzetti is (650) 784-1986.
- Does Gina Mazzetti accept Medicare?
- Gina Mazzetti is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gina Mazzetti's NPI active?
- Yes — Gina Mazzetti's NPI (1770046609) is active in the NPPES registry as of the last update on 2022-12-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.