# David R Gagnon, MD

Source: https://ourhealthnetwork.com/doctor/david-gagnon-md-1831145259
NPI: 1831145259
Data source: CMS NPI Registry (DAC), refreshed monthly

## Quick facts

David R Gagnon, MD is a family practice based in Portsmouth, NH practicing at Greater Seacoast Community Health with NPI 1831145259.

## Profile

- Primary specialty: Family Practice
- Credential: MD
- Gender: Male
- Medical school: WARREN ALPERT MEDICAL SCHOOL OF BROWN UNIVERSITY
- Graduation year: 1977
- NPI: 1831145259 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1831145259))

## Practice and contact

- Practice name: Greater Seacoast Community Health
- Address: 600 Lafayette Rd, Portsmouth, NH, 038015435
- Phone: (603) 422-8208
- Group practice size: 35 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:

- [UnitedHealthcare](https://ourhealthnetwork.com/insurance/unitedhealthcare) — 12 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 David R Gagnon, use the [OurHealthNetwork Insurance Matcher](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1831145259).

## 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 $23.

Largest disclosed payer: Boston Scientific Corporation ($23 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 PORTSMOUTH, NH](https://ourhealthnetwork.com/family-practice/nh/portsmouth)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1831145259)
- [Browse all 5.5M US healthcare providers](https://ourhealthnetwork.com/find-doctors)
- [About our data and methodology](https://ourhealthnetwork.com/methodology)