# William Callahan

Source: https://ourhealthnetwork.com/doctor/william-callahan-1568536357
NPI: 1568536357
Data source: CMS NPI Registry (DAC), refreshed monthly

## Quick facts

William Callahan is a optometry based in Marshfield, MA with NPI 1568536357.

## Profile

- Primary specialty: Optometry
- Gender: Male
- Medical school: NEW ENGLAND COLLEGE OF OPTOMETRY
- Graduation year: 1983
- NPI: 1568536357 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1568536357))

## Practice and contact

- Address: 462 Plain St, Suite 104, Marshfield, MA, 02050

## Insurance accepted (8 networks)

This provider is listed in the following insurance carriers’ published networks and plan directories:

- [Aetna](https://ourhealthnetwork.com/insurance/aetna) — 14 plans
- [Cigna](https://ourhealthnetwork.com/insurance/cigna) — 13 plans
- [UnitedHealthcare](https://ourhealthnetwork.com/insurance/unitedhealthcare) — 13 plans
- [UMR](https://ourhealthnetwork.com/insurance/umr) — 3 plans
- [BCBS Massachusetts](https://ourhealthnetwork.com/insurance/bcbs-massachusetts) — 2 plans
- [BCBS Massachusetts HMO](https://ourhealthnetwork.com/insurance/bcbs-massachusetts-hmo) — 2 plans
- [Humana](https://ourhealthnetwork.com/insurance/humana) — 1 plan
- [Medicare](https://ourhealthnetwork.com/insurance/medicare) — 1 plan

To verify a specific plan covers William Callahan, use the [OurHealthNetwork Insurance Matcher](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1568536357).

## Related on OurHealthNetwork

- [More Optometry doctors in MARSHFIELD, MA](https://ourhealthnetwork.com/optometry/ma/marshfield)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1568536357)
- [Browse all 5.5M US healthcare providers](https://ourhealthnetwork.com/find-doctors)
- [About our data and methodology](https://ourhealthnetwork.com/methodology)