# William J Obrien, MD

Source: https://ourhealthnetwork.com/doctor/william-obrien-md-1831101955
NPI: 1831101955
Data source: CMS NPI Registry (DAC), refreshed monthly

## Quick facts

William J Obrien, MD is a general surgery based in Aurora, IL practicing at Advocate Health And Hospitals Corporation with NPI 1831101955.

## Profile

- Primary specialty: General Surgery
- Credential: MD
- Gender: Male
- Medical school: UNIVERSITY OF WISCONSIN SCHOOL OF MEDICINE
- Graduation year: 1989
- NPI: 1831101955 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1831101955))

## Practice and contact

- Practice name: Advocate Health And Hospitals Corporation
- Address: 1221 N Highland Ave, Aurora, IL, 605061404
- Phone: (630) 859-6800
- Group practice size: 3049 members

## Insurance accepted (8 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) — 90 plans
- [UnitedHealthcare](https://ourhealthnetwork.com/insurance/unitedhealthcare) — 12 plans
- [Cigna](https://ourhealthnetwork.com/insurance/cigna) — 10 plans
- [Humana](https://ourhealthnetwork.com/insurance/humana) — 9 plans
- [Aetna](https://ourhealthnetwork.com/insurance/aetna) — 6 plans
- [UMR](https://ourhealthnetwork.com/insurance/umr) — 3 plans
- [Oxford Health Plans (UHC)](https://ourhealthnetwork.com/insurance/oxford-health-plans-uhc) — 2 plans
- [Medicare](https://ourhealthnetwork.com/insurance/medicare) — 1 plan

To verify a specific plan covers William J Obrien, use the [OurHealthNetwork Insurance Matcher](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1831101955).

## Related on OurHealthNetwork

- [More General Surgery doctors in AURORA, IL](https://ourhealthnetwork.com/general-surgery/il/aurora)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1831101955)
- [Browse all 5.5M US healthcare providers](https://ourhealthnetwork.com/find-doctors)
- [About our data and methodology](https://ourhealthnetwork.com/methodology)