# Zachary Mark Mashaw, MD

Source: https://ourhealthnetwork.com/doctor/zachary-mashaw-md-1912499146
NPI: 1912499146
Data source: CMS NPI Registry (DAC), refreshed monthly

## Quick facts

Zachary Mark Mashaw, MD is a family practice based in Canton, NY practicing at St Lawrence County with NPI 1912499146.

## Profile

- Primary specialty: Family Practice
- Credential: MD
- Gender: Male
- Medical school: STATE UNIVERSITY OF NY UPSTATE MEDICAL UNIVERSITY
- Graduation year: 2018
- NPI: 1912499146 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1912499146))

## Practice and contact

- Practice name: St Lawrence County
- Address: 80 State Hwy 310, Suite 2, Canton, NY, 136171436
- Phone: (315) 386-2325
- Group practice size: 2 members

## Insurance accepted (7 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
- [UnitedHealthcare](https://ourhealthnetwork.com/insurance/unitedhealthcare) — 13 plans
- [Aetna](https://ourhealthnetwork.com/insurance/aetna) — 5 plans
- [Humana](https://ourhealthnetwork.com/insurance/humana) — 5 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 Zachary Mark Mashaw, use the [OurHealthNetwork Insurance Matcher](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1912499146).

## Industry payments disclosure (CMS Open Payments)

Per CMS Open Payments data (most recent year 2024), this provider has received 66 disclosed payments from medical industry sources totaling approximately $1,327.

Largest disclosed payer: AstraZeneca Pharmaceuticals LP ($356 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 CANTON, NY](https://ourhealthnetwork.com/family-practice/ny/canton)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1912499146)
- [Browse all 5.5M US healthcare providers](https://ourhealthnetwork.com/find-doctors)
- [About our data and methodology](https://ourhealthnetwork.com/methodology)