# Gretchen Koller, DO

Source: https://ourhealthnetwork.com/doctor/gretchen-koller-do-1821771536
NPI: 1821771536
Data source: CMS NPI Registry (NPPES), refreshed monthly

## Quick facts

Gretchen Koller, DO is a neurosurgery based in Southfield, MI with NPI 1821771536.

## Profile

- Primary specialty: Neurosurgery
- Credential: DO
- Gender: Female
- NPI: 1821771536 ([NPPES record](https://npiregistry.cms.hhs.gov/provider-view/1821771536))

## Practice and contact

- Address: 16001 W 9 Mile Rd, Southfield, MI, 480754818
- Phone: (248) 849-3403

## 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 $15.

Largest disclosed payer: Medtronic, Inc. ($15 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 Neurosurgery doctors in SOUTHFIELD, MI](https://ourhealthnetwork.com/neurosurgery/mi/southfield)
- [Find insurance plans that cover this doctor](https://ourhealthnetwork.com/tools/insurance-matcher?npis=1821771536)
- [Browse all 5.5M US healthcare providers](https://ourhealthnetwork.com/find-doctors)
- [About our data and methodology](https://ourhealthnetwork.com/methodology)