# Gregory Granzeier, MD

Source: https://ourhealthnetwork.com/doctor/gregory-granzeier-md-1134239320
NPI: 1134239320
Data source: CMS NPI Registry (DAC), refreshed monthly

## Quick facts

Gregory Granzeier, MD is a obstetrics/gynecology based in Roscoe, IL practicing at Rockford Health Physicians with NPI 1134239320.

## Profile

- Primary specialty: Obstetrics/Gynecology
- Credential: MD
- Gender: Male
- Medical school: NEW YORK COLLEGE OF OSTEO MEDICINE OF NEW YORK INSTITUTE OF TECHNOLOGY
- Graduation year: 1991
- NPI: 1134239320 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1134239320))

## Practice and contact

- Practice name: Rockford Health Physicians
- Address: 5000 Prairie Rose Dr, Roscoe, IL, 610737792
- Phone: (815) 971-2000
- Group practice size: 509 members

## Insurance accepted (7 networks)

This provider is in network with the following insurance carriers, based on federal Transparency in Coverage filings and FHIR provider directories:

- [HCSC: BCBS Illinois](https://ourhealthnetwork.com/insurance/hcsc-bcbs-illinois) — 78 plans
- [Cigna](https://ourhealthnetwork.com/insurance/cigna) — 17 plans
- [Humana](https://ourhealthnetwork.com/insurance/humana) — 7 plans
- [Aetna](https://ourhealthnetwork.com/insurance/aetna) — 4 plans
- [Molina Healthcare](https://ourhealthnetwork.com/insurance/molina-healthcare) — 3 plans
- [Medicare](https://ourhealthnetwork.com/insurance/medicare) — 1 plan
- [UMR](https://ourhealthnetwork.com/insurance/umr) — 1 plan

To verify a specific plan covers Gregory Granzeier, use the [OurHealthNetwork Insurance Matcher](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1134239320).

## Related on OurHealthNetwork

- [More Obstetrics/Gynecology doctors in ROSCOE, IL](https://ourhealthnetwork.com/obstetrics-gynecology/il/roscoe)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1134239320)
- [Browse all 5.5M US healthcare providers](https://ourhealthnetwork.com/find-doctors)
- [About our data and methodology](https://ourhealthnetwork.com/methodology)