Nancy Villalvazo, BA
NPI 1578189254 · Marriage & Family Therapist · Pomona, CA
Enrolled with Medicare as Practitioner - Marriage and Family Therapist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nancy Villalvazo, BA is a Marriage & Family Therapist provider in Pomona, CA (NPI 1578189254).
Provider details
- NPI number
- 1578189254
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- BA
- Sex
- Female
- Sole proprietor
- No
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
6 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
- 2020-06-18
- Last updated
- 2025-09-03
- Certified
- 2025-09-03
Frequently asked questions
- What is Nancy Villalvazo's NPI number?
- Nancy Villalvazo's National Provider Identifier (NPI) is 1578189254, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Villalvazo's specialty?
- Nancy Villalvazo is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Nancy Villalvazo located?
- Nancy Villalvazo's practice location on file with NPPES is 1900 Royalty Dr Ste 180, Pomona, CA 91767-3046.
- What is Nancy Villalvazo's phone number?
- The practice phone number listed in the NPPES registry for Nancy Villalvazo is (909) 766-7340.
- Does Nancy Villalvazo accept Medicare?
- Nancy Villalvazo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nancy Villalvazo's NPI active?
- Yes — Nancy Villalvazo's NPI (1578189254) is active in the NPPES registry as of the last update on 2025-09-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.