# Mark T O'Brien

Source: https://ourhealthnetwork.com/doctor/mark-obrien-1255322509
NPI: 1255322509
Data source: CMS NPI Registry (DAC), refreshed monthly

## Quick facts

Mark T O'Brien is a family practice based in Saint Clair, MI practicing at Ascension River District Hospital with NPI 1255322509.

## Profile

- Primary specialty: Family Practice
- Gender: Male
- Graduation year: 1986
- NPI: 1255322509 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1255322509))

## Practice and contact

- Practice name: Ascension River District Hospital
- Address: 1280 S 9th St, Saint Clair, MI, 480795368
- Phone: (810) 326-0837
- Group practice size: 22 members

## Insurance accepted (8 networks)

This provider is in network with the following insurance carriers, based on federal Transparency in Coverage filings and FHIR provider directories:

- [Highmark BCBS Delaware](https://ourhealthnetwork.com/insurance/highmark-bcbs-delaware) — 11 plans
- [Humana](https://ourhealthnetwork.com/insurance/humana) — 7 plans
- [Highmark BCBS WV](https://ourhealthnetwork.com/insurance/highmark-bcbs-wv) — 6 plans
- [BCBS Michigan](https://ourhealthnetwork.com/insurance/bcbs-michigan) — 4 plans
- [Aetna](https://ourhealthnetwork.com/insurance/aetna) — 2 plans
- [Highmark BCBS Pennsylvania](https://ourhealthnetwork.com/insurance/highmark-bcbs-pennsylvania) — 1 plan
- [Medicare](https://ourhealthnetwork.com/insurance/medicare) — 1 plan
- [UMR](https://ourhealthnetwork.com/insurance/umr) — 1 plan

To verify a specific plan covers Mark T O'Brien, use the [OurHealthNetwork Insurance Matcher](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1255322509).

## Related on OurHealthNetwork

- [More Family Practice doctors in SAINT CLAIR, MI](https://ourhealthnetwork.com/family-practice/mi/saint-clair)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1255322509)
- [Browse all 5.5M US healthcare providers](https://ourhealthnetwork.com/find-doctors)
- [About our data and methodology](https://ourhealthnetwork.com/methodology)