Nancy Mazzanti, M.F.T.
NPI 1831247295 · Marriage & Family Therapist · Vacaville, CA
Nancy Mazzanti, M.F.T. is a Marriage & Family Therapist provider in Vacaville, CA (NPI 1831247295).
Provider details
- NPI number
- 1831247295
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- M.F.T.
- Sex
- Female
- Sole proprietor
- Yes
- License
- MFC27957 (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
- 2007-01-08
- Last updated
- 2007-07-08
Frequently asked questions
- What is Nancy Mazzanti's NPI number?
- Nancy Mazzanti's National Provider Identifier (NPI) is 1831247295, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Mazzanti's specialty?
- Nancy Mazzanti is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Nancy Mazzanti located?
- Nancy Mazzanti's practice location on file with NPPES is 419 Elizabeth St, Vacaville, CA 95688-4607.
- What is Nancy Mazzanti's phone number?
- The practice phone number listed in the NPPES registry for Nancy Mazzanti is (925) 519-4530.
- Is Nancy Mazzanti's NPI active?
- Yes — Nancy Mazzanti's NPI (1831247295) 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.