# John A. Brennan, M.D

Source: https://ourhealthnetwork.com/doctor/john-brennan-m-d-1649242389
NPI: 1649242389
Data source: CMS NPI Registry (NPPES), refreshed monthly

## Quick facts

John A. Brennan, M.D is a pathology based in Dubuque, IA with NPI 1649242389.

## Profile

- Primary specialty: Pathology
- Credential: M.D
- Gender: Male
- NPI: 1649242389 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1649242389))

## Practice and contact

- Address: 350 N Grandview Ave, Dubuque, IA, 520016388
- Phone: (563) 589-2431

## Related on OurHealthNetwork

- [More Pathology doctors in DUBUQUE, IA](https://ourhealthnetwork.com/pathology/ia/dubuque)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1649242389)
- [Browse all 5.5M US healthcare providers](https://ourhealthnetwork.com/find-doctors)
- [About our data and methodology](https://ourhealthnetwork.com/methodology)