DR. JOHN GREGORY COOPER MD
NPI 1790174407
Radiology - Diagnostic Radiology in Saint Louis, MO
About Dr. John Gregory Cooper Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN GREGORY COOPER MD (NPI 1790174407) is an individual diagnostic radiology provider in Saint Louis, Missouri, licensed in Missouri (2023011837) and active in the NPI registry since January 2015. He is enrolled in Medicare PECOS, is affiliated with Barnes Jewish Hospital, and is a graduate of Northwestern University Feinberg Medical School (2021).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Accepted Insurance
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
Dr. John Gregory Cooper Md 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 John Cooper reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Saint Louis, MO 63110
- Reassigned Medicare billing, Missouri enrollment
- 373 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Barnes Jewish Hospital
Acute Care Hospitals · Saint Louis, MOPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 63110 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
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 John Cooper's NPI number?
The NPI number for John Cooper is 1790174407. It was assigned to this individual provider in the NPPES registry on January 19, 2015.
Where is John Cooper located?
John Cooper practices at 510 S Kingshighway Blvd Dept Radiology, Saint Louis, MO 63110. The listed phone number is (314) 362-7200.
What is John Cooper's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is John Cooper enrolled in Medicare?
Yes. John Cooper 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 John Cooper's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Cooper reassigns Medicare benefits to Washington University (Saint Louis, MO). 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 John Cooper's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Cooper accept?
Health plans from Anthem Blue Cross and Blue Shield list John Cooper as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is John Cooper affiliated with any hospitals?
According to CMS data, John Cooper is affiliated with Barnes Jewish Hospital.
When was this NPI record last updated?
The NPPES record for John Cooper was last updated on July 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months 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.
# Dr. John Gregory Cooper, MD · NPI 1790174407
Diagnostic Radiology physician in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since January 19, 2015.
## Identity
- **NPI:** 1790174407 (Entity type: Individual)
- **Enumerated:** January 19, 2015
- **Primary specialty:** Radiology - Diagnostic Radiology · taxonomy 2085R0202X
- **State license:** 2023011837 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 510 S KINGSHIGHWAY BLVD, DEPT RADIOLOGY, Saint Louis, MO 63110-1016
- **Phone:** (314) 362-7200 · **Fax:** (314) 747-4189
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Washington University (NPI 1962442475, Saint Louis, MO), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Northwestern University Feinberg Medical School, class of 2021
## Record status
- **NPPES last updated:** July 6, 2026
- **Other identifiers:** Medicaid 200112128 (MO)
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Source: [NPI Profile](https://npiprofile.com/npi/1790174407) · Data from the CMS NPPES public registry.