DR. MICHAEL WILLIAM O'BRYANT DO
NPI 1720548746
Radiology - Diagnostic Radiology in Saint Louis, MO
About Dr. Michael William O'bryant Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MICHAEL WILLIAM O'BRYANT DO (NPI 1720548746) is an individual diagnostic radiology provider in Saint Louis, Missouri, licensed in Missouri (2023050180) and active in the NPI registry since March 2019. He is enrolled in Medicare PECOS and is a graduate of Other (2019).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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. Michael William O'bryant Do 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 Michael O'bryant reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Las Vegas, NV 89109
- Reassigned Medicare billing, Nevada enrollment
- 39 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 34
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.
Physician 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 Michael O'bryant's NPI number?
The NPI number for Michael O'bryant is 1720548746. It was assigned to this individual provider in the NPPES registry on March 25, 2019.
Where is Michael O'bryant located?
Michael O'bryant practices at 510 S Kingshighway Blvd Dept Radiology, Saint Louis, MO 63110. The listed phone number is (314) 362-7200.
What is Michael O'bryant's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Michael O'bryant enrolled in Medicare?
Yes. Michael O'bryant 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 Michael O'bryant's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michael O'bryant reassigns Medicare benefits to Sdmi, LLC (Las Vegas, NV). 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 Michael O'bryant's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Michael O'bryant was last updated on April 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.