# William Anthony Messer, MD

Source: https://ourhealthnetwork.com/doctor/william-messer-md-1700814985
NPI: 1700814985
Data source: CMS NPI Registry (DAC), refreshed monthly

## Quick facts

William Anthony Messer, MD is a family practice based in Greenville, SC practicing at Partnermd South Carolina Pc with NPI 1700814985 and offers telehealth visits.

## Profile

- Primary specialty: Family Practice
- Credential: MD
- Gender: Male
- Medical school: UNIVERSITY OF SOUTH CAROLINA SCHOOL OF MEDICINE
- Graduation year: 1995
- Telehealth: Yes
- NPI: 1700814985 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1700814985))

## Practice and contact

- Practice name: Partnermd South Carolina Pc
- Address: 124 Verdae Blvd, Suite 204, Greenville, SC, 296073844
- Phone: (864) 315-1300
- Group practice size: 3 members

## Insurance accepted (4 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
- [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 William Anthony Messer, use the [OurHealthNetwork Insurance Matcher](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1700814985).

## Industry payments disclosure (CMS Open Payments)

Per CMS Open Payments data (most recent year 2024), this provider has received 28 disclosed payments from medical industry sources totaling approximately $551.

Largest disclosed payer: AstraZeneca Pharmaceuticals LP ($144 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 Family Practice doctors in GREENVILLE, SC](https://ourhealthnetwork.com/family-practice/sc/greenville)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1700814985)
- [Browse all 5.5M US healthcare providers](https://ourhealthnetwork.com/find-doctors)
- [About our data and methodology](https://ourhealthnetwork.com/methodology)