# Leslie D Mattson, MD

Source: https://ourhealthnetwork.com/doctor/leslie-mattson-md-1487975181
NPI: 1487975181
Data source: CMS NPI Registry (DAC), refreshed monthly

## Quick facts

Leslie D Mattson, MD is a internal medicine based in Winfield, IL practicing at Dupage Medical Group Ltd with NPI 1487975181 and offers telehealth visits.

## Profile

- Primary specialty: Internal Medicine
- Credential: MD
- Gender: Female
- Medical school: LOYOLA UNIVERSITY OF CHICAGO, STRITCH SCHOOL OF MEDICINE
- Graduation year: 2010
- Telehealth: Yes
- NPI: 1487975181 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1487975181))

## Practice and contact

- Practice name: Dupage Medical Group Ltd
- Address: 25 N Winfield Rd, Suite 400, Winfield, IL, 601901222
- Phone: (630) 790-1872
- Group practice size: 1323 members

## Insurance accepted (6 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) — 109 plans
- [Cigna](https://ourhealthnetwork.com/insurance/cigna) — 17 plans
- [Aetna](https://ourhealthnetwork.com/insurance/aetna) — 7 plans
- [Highmark BCBS Pennsylvania](https://ourhealthnetwork.com/insurance/highmark-bcbs-pennsylvania) — 1 plan
- [Medicare](https://ourhealthnetwork.com/insurance/medicare) — 1 plan
- [UMR](https://ourhealthnetwork.com/insurance/umr) — 1 plan

To verify a specific plan covers Leslie D Mattson, use the [OurHealthNetwork Insurance Matcher](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1487975181).

## Industry payments disclosure (CMS Open Payments)

Per CMS Open Payments data (most recent year 2024), this provider has received 1 disclosed payment from medical industry sources totaling approximately $20.

Largest disclosed payer: Janssen Pharmaceuticals, Inc ($20 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 Internal Medicine doctors in WINFIELD, IL](https://ourhealthnetwork.com/internal-medicine/il/winfield)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1487975181)
- [Browse all 5.5M US healthcare providers](https://ourhealthnetwork.com/find-doctors)
- [About our data and methodology](https://ourhealthnetwork.com/methodology)