Nancy Herzenach
NPI 1093946089 · Marriage & Family Therapist · Simi Valley, CA
Enrolled with Medicare as Practitioner - Marriage and Family Therapist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nancy Herzenach is a Marriage & Family Therapist provider in Simi Valley, CA (NPI 1093946089).
Provider details
- NPI number
- 1093946089
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 94576 (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
16 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
- 2009-08-07
- Last updated
- 2016-10-10
Frequently asked questions
- What is Nancy Herzenach's NPI number?
- Nancy Herzenach's National Provider Identifier (NPI) is 1093946089, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Herzenach's specialty?
- Nancy Herzenach is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Nancy Herzenach located?
- Nancy Herzenach's practice location on file with NPPES is 1687 Erringer Rd, Simi Valley, CA 93065-6508.
- What is Nancy Herzenach's phone number?
- The practice phone number listed in the NPPES registry for Nancy Herzenach is (805) 319-7951.
- Does Nancy Herzenach accept Medicare?
- Nancy Herzenach is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nancy Herzenach's NPI active?
- Yes — Nancy Herzenach's NPI (1093946089) is active in the NPPES registry as of the last update on 2016-10-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.