GREGORY D OLSON M.D.
NPI 1679517577
Radiology - Diagnostic Radiology in Dearborn, MI
About Gregory D Olson M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GREGORY D OLSON M.D. (NPI 1679517577) is an individual diagnostic radiology provider in Dearborn, Michigan, licensed in Michigan (4301070391) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Beaumont Hospital - Dearborn, and is a graduate of Wayne State University School Of Medicine (1997).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 4
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Gregory D Olson M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Gregory Olson reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Dearborn, MI 48124
- Reassigned Medicare billing, Michigan enrollment
- 59 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 49
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Beaumont Hospital - Dearborn
Acute Care Hospitals · Dearborn, MICorewell Health Wayne Hospital
Acute Care Hospitals · Wayne, MIHenry Ford Health Wyandotte Hospital
Acute Care Hospitals · Wyandotte, MIBeaumont Hospital - Farmington Hills
Acute Care Hospitals · Farmington Hills, MICorewell Health Trenton Hospital
Acute Care Hospitals · Trenton, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48124 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
DEARBORN, MI 48124
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 Gregory Olson's NPI number?
The NPI number for Gregory Olson is 1679517577. It was assigned to this individual provider in the NPPES registry on June 15, 2006.
Where is Gregory Olson located?
Gregory Olson practices at 840 Oakwood Blvd, Dearborn, MI 48124. The listed phone number is (313) 359-7650.
What is Gregory Olson's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Gregory Olson enrolled in Medicare?
Yes. Gregory Olson is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Gregory Olson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gregory Olson reassigns Medicare benefits to Drs Harris Birkhill Wang Songe & Assoc PC (Dearborn, MI). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Gregory Olson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Gregory Olson affiliated with any hospitals?
According to CMS data, Gregory Olson is affiliated with Beaumont Hospital - Dearborn, Corewell Health Wayne Hospital, Henry Ford Health Wyandotte Hospital, Beaumont Hospital - Farmington Hills and Corewell Health Trenton Hospital.
When was this NPI record last updated?
The NPPES record for Gregory Olson was last updated on August 9, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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.