# Gregory K Sewall, MD

Source: https://ourhealthnetwork.com/doctor/gregory-sewall-md-1336195023
NPI: 1336195023
Data source: CMS NPI Registry (DAC), refreshed monthly

## Quick facts

Gregory K Sewall, MD is a otolaryngology based in Wausau, WI practicing at Ent And Allergy Associates Sc with NPI 1336195023.

## Profile

- Primary specialty: Otolaryngology
- Credential: MD
- Gender: Male
- Medical school: MEDICAL COLLEGE OF WISCONSIN
- Graduation year: 1999
- NPI: 1336195023 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1336195023))

## Practice and contact

- Practice name: Ent And Allergy Associates Sc
- Address: 512 S 28th Ave, Wausau, WI, 544014147
- Phone: (715) 847-2021
- Group practice size: 25 members

## CMS quality measures (MIPS)

- Overall MIPS final score: 83.21/100
- Quality category score: 80.79/100
- Promoting Interoperability score: 100.00/100
- Improvement Activities score: 40.00/100
- Cost category score: 63.2445/100

Source: CMS Quality Payment Program. MIPS scores reflect Medicare provider performance on quality, cost, and care improvement measures.

## Insurance accepted (5 networks)

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

- [Cigna](https://ourhealthnetwork.com/insurance/cigna) — 17 plans
- [Humana](https://ourhealthnetwork.com/insurance/humana) — 6 plans
- [Aetna](https://ourhealthnetwork.com/insurance/aetna) — 4 plans
- [Medicare](https://ourhealthnetwork.com/insurance/medicare) — 1 plan
- [UMR](https://ourhealthnetwork.com/insurance/umr) — 1 plan

To verify a specific plan covers Gregory K Sewall, use the [OurHealthNetwork Insurance Matcher](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1336195023).

## Industry payments disclosure (CMS Open Payments)

Per CMS Open Payments data (most recent year 2024), this provider has received 3 disclosed payments from medical industry sources totaling approximately $54.

Largest disclosed payer: Stryker Corporation ($22 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 Otolaryngology doctors in WAUSAU, WI](https://ourhealthnetwork.com/otolaryngology/wi/wausau)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1336195023)
- [Browse all 5.5M US healthcare providers](https://ourhealthnetwork.com/find-doctors)
- [About our data and methodology](https://ourhealthnetwork.com/methodology)