# Gregory Tierney, PHD

Source: https://ourhealthnetwork.com/doctor/gregory-tierney-phd-1609949809
NPI: 1609949809
Data source: CMS NPI Registry (NPPES), refreshed monthly

## Quick facts

Gregory Tierney, PHD is a clinical psychologist based in Sycamore, IL with NPI 1609949809.

## Profile

- Primary specialty: Clinical Psychologist
- Credential: PHD
- Gender: Male
- NPI: 1609949809 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1609949809))

## Practice and contact

- Address: 920 S Prairie Dr, Suite F, Sycamore, IL, 60178
- Phone: (815) 899-0339

## Insurance accepted (1 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) — 20 plans

To verify a specific plan covers Gregory Tierney, use the [OurHealthNetwork Insurance Matcher](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1609949809).

## Related on OurHealthNetwork

- [More Clinical Psychologist doctors in SYCAMORE, IL](https://ourhealthnetwork.com/clinical-psychologist/il/sycamore)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1609949809)
- [Browse all 5.5M US healthcare providers](https://ourhealthnetwork.com/find-doctors)
- [About our data and methodology](https://ourhealthnetwork.com/methodology)