GRETCHEN KOLLER DO
NPI 1821771536
Student in an Organized Health Care Education/Training Program in Detroit, MI
About Gretchen Koller Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GRETCHEN KOLLER DO (NPI 1821771536) is an individual student in an organized health care education/training program in Detroit, Michigan and active in the NPI registry since August 2023. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Gretchen Koller Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Gretchen Koller's NPI number?
The NPI number for Gretchen Koller is 1821771536. It was assigned to this individual provider in the NPPES registry on August 9, 2023.
Where is Gretchen Koller located?
Gretchen Koller practices at 2799 W Grand Blvd, Detroit, MI 48202. The listed phone number is (313) 916-2600.
What is Gretchen Koller's specialty?
The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.
Is Gretchen Koller enrolled in Medicare?
Yes. Gretchen Koller is registered in the Medicare PECOS enrollment system.
When was this NPI record last updated?
The NPPES record for Gretchen Koller was last updated on June 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 58 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Gretchen Koller, DO · NPI 1821771536
Student in an Organized Health Care Education/Training Program provider in Detroit, Michigan. Individual provider, active in the CMS NPPES registry since August 9, 2023.
## Identity
- **NPI:** 1821771536 (Entity type: Individual)
- **Enumerated:** August 9, 2023
- **Primary specialty:** Student in an Organized Health Care Education/Training Program · taxonomy 390200000X
- **Sole proprietor:** No
## Practice location
- **Address:** 2799 W GRAND BLVD, Detroit, MI 48202-2689
- **Phone:** (313) 916-2600
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
## Record status
- **NPPES last updated:** June 12, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1821771536) · Data from the CMS NPPES public registry.