Nancy Herta, M.D.
NPI 1578519823 · Obstetrics & Gynecology Physician · Fremont, MI
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nancy Herta, M.D. is a Obstetrics & Gynecology Physician provider in Fremont, MI (NPI 1578519823).
Provider details
- NPI number
- 1578519823
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 4301068990 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2006-05-26
- Last updated
- 2018-11-20
Frequently asked questions
- What is Nancy Herta's NPI number?
- Nancy Herta's National Provider Identifier (NPI) is 1578519823, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Herta's specialty?
- Nancy Herta is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Nancy Herta located?
- Nancy Herta's practice location on file with NPPES is 212 S Sullivan Ave, Fremont, MI 49412-1548.
- What is Nancy Herta's phone number?
- The practice phone number listed in the NPPES registry for Nancy Herta is (231) 924-3300.
- Does Nancy Herta accept Medicare?
- Nancy Herta is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nancy Herta's NPI active?
- Yes — Nancy Herta's NPI (1578519823) is active in the NPPES registry as of the last update on 2018-11-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.