# Christopher G. Chapman, MD

Source: https://ourhealthnetwork.com/doctor/christopher-chapman-md-1235378043
NPI: 1235378043
Data source: CMS NPI Registry (DAC), refreshed monthly

## Quick facts

Christopher G. Chapman, MD is a gastroenterology based in Chicago, IL practicing at Rush University Medical Group with NPI 1235378043.

## Profile

- Primary specialty: Gastroenterology
- Secondary specialties: INTERNAL MEDICINE
- Credential: MD
- Gender: Male
- Medical school: JOHNS HOPKINS UNIVERSITY SCHOOL OF MEDICINE
- Graduation year: 2008
- NPI: 1235378043 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1235378043))

## Practice and contact

- Practice name: Rush University Medical Group
- Address: 1725 W Harrison St, Suite 207, Chicago, IL, 606123988
- Phone: (312) 942-5861
- Group practice size: 1490 members

## Insurance accepted (10 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) — 89 plans
- [Cigna](https://ourhealthnetwork.com/insurance/cigna) — 18 plans
- [UnitedHealthcare](https://ourhealthnetwork.com/insurance/unitedhealthcare) — 13 plans
- [Humana](https://ourhealthnetwork.com/insurance/humana) — 10 plans
- [Aetna](https://ourhealthnetwork.com/insurance/aetna) — 6 plans
- [Molina Healthcare](https://ourhealthnetwork.com/insurance/molina-healthcare) — 4 plans
- [UMR](https://ourhealthnetwork.com/insurance/umr) — 3 plans
- [Oxford Health Plans (UHC)](https://ourhealthnetwork.com/insurance/oxford-health-plans-uhc) — 2 plans
- [Highmark BCBS Pennsylvania](https://ourhealthnetwork.com/insurance/highmark-bcbs-pennsylvania) — 1 plan
- [Medicare](https://ourhealthnetwork.com/insurance/medicare) — 1 plan

To verify a specific plan covers Christopher G. Chapman, use the [OurHealthNetwork Insurance Matcher](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1235378043).

## Industry payments disclosure (CMS Open Payments)

Per CMS Open Payments data (most recent year 2024), this provider has received 198 disclosed payments from medical industry sources totaling approximately $208,789.

Largest disclosed payer: Boston Scientific Corporation ($85,597 cumulative).

Source: CMS Open Payments program (federal financial-transparency dataset). Industry payment disclosures do not imply any wrongdoing; many are legitimate consulting fees, research support, or speaker honoraria.

## Related on OurHealthNetwork

- [More Gastroenterology doctors in CHICAGO, IL](https://ourhealthnetwork.com/gastroenterology/il/chicago)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1235378043)
- [Browse all 5.5M US healthcare providers](https://ourhealthnetwork.com/find-doctors)
- [About our data and methodology](https://ourhealthnetwork.com/methodology)