OLALESI OSUNSADE MD
NPI 1568720266
Radiology - Diagnostic Radiology in Washington, DC
About Olalesi Osunsade Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
OLALESI OSUNSADE MD (NPI 1568720266) is an individual diagnostic radiology provider in Washington, District Of Columbia, licensed in Rhode Island (MD16103) and active in the NPI registry since May 2012. He is enrolled in Medicare PECOS, is affiliated with Ascension St John Hospital, and maintains a secondary practice location in Cranston.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 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
Olalesi Osunsade 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 Reassignments
12Medicare enrollment records show Olalesi Osunsade reassigns Medicare billing to 12 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Washington, DC 20036
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 156 clinicians in this Medicare group
Oxon Hill, MD 20745
- Reassigned Medicare billing, District of Columbia enrollment
- Medicare enrollment name: Dimensions Healthcare Associates, Inc
- 328 clinicians in this Medicare group
Lanham, MD 20706
- Reassigned Medicare billing, District of Columbia enrollment
- 8 clinicians in this Medicare group
Bowie, MD 20716
- Reassigned Medicare billing, District of Columbia enrollment
- 32 clinicians in this Medicare group
Hamburg, NY 14075
- Reassigned Medicare billing, District of Columbia enrollment
- Medicare enrollment name: Southtowns Radiology Associates LLC
- 4 clinicians in this Medicare group
Buffalo, NY 14214
- Reassigned Medicare billing, District of Columbia enrollment
- 5 clinicians in this Medicare group
Columbus, OH 43214
- Reassigned Medicare billing, District of Columbia enrollment
- 4 clinicians in this Medicare group
Cranston, RI 02920
- Reassigned Medicare billing, Rhode Island enrollment
- 17 clinicians in this Medicare group
Bristol, RI 02809
- Reassigned Medicare billing, Rhode Island enrollment
- 61 clinicians in this Medicare group
Detroit, MI 48236
- Reassigned Medicare billing, District of Columbia enrollment
- 3 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 22
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.
Ascension St John Hospital
Acute Care Hospitals · Detroit, MIAscension Macomb Oakland Hosp-Warren Campus
Acute Care Hospitals · Warren, MISisters Of Charity Hospital
Acute Care Hospitals · Buffalo, NYMount St. Mary's Hospital & Health Center
Acute Care Hospitals · Lewiston, NYMercy Hospital Of Buffalo
Acute Care Hospitals · Buffalo, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 20024 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Olalesi Osunsade's NPI number?
The NPI number for Olalesi Osunsade is 1568720266. It was assigned to this individual provider in the NPPES registry on May 1, 2012.
Where is Olalesi Osunsade located?
Olalesi Osunsade practices at 1001 4th St SW Unit 1L, Washington, DC 20024. The listed phone number is (401) 886-4830.
What is Olalesi Osunsade's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Olalesi Osunsade enrolled in Medicare?
Yes. Olalesi Osunsade 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 organizations bill Medicare for Olalesi Osunsade's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Olalesi Osunsade reassigns Medicare benefits to 12 organizations: Physician Imaging Of Washington Hospital Center, LLC (Washington, DC), Dimensions Health Associates Dba University Of Maryland Capital Region (Oxon Hill, MD), Diagnostic Imaging Associates, LLC (Lanham, MD), Luminis Health Imaging, Inc. (Bowie, MD), Southtown Radiology Associates, LLC (Hamburg, NY) and 7 more organizations, listed in the Medicare section above. Each 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 Olalesi Osunsade's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Olalesi Osunsade accept?
Health plans from CareSource list Olalesi Osunsade 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 Olalesi Osunsade affiliated with any hospitals?
According to CMS data, Olalesi Osunsade is affiliated with Ascension St John Hospital, Ascension Macomb Oakland Hosp-Warren Campus, Sisters Of Charity Hospital, Mount St. Mary's Hospital & Health Center and Mercy Hospital Of Buffalo.
When was this NPI record last updated?
The NPPES record for Olalesi Osunsade was last updated on May 1, 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.
# Olalesi Osunsade, MD · NPI 1568720266
Diagnostic Radiology physician in Washington, District of Columbia. Individual provider, active in the CMS NPPES registry since May 1, 2012.
## Identity
- **NPI:** 1568720266 (Entity type: Individual)
- **Enumerated:** May 1, 2012
- **Primary specialty:** Radiology - Diagnostic Radiology · taxonomy 2085R0202X
- **State license:** MD16103 (Rhode Island)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1001 4TH ST SW UNIT 1L, Washington, DC 20024-4588
- **Phone:** (401) 886-4830
## 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:** 12 organizations under Medicare reassignment (form CMS-855R): Physician Imaging Of Washington Hospital Center, LLC (NPI 1144677741, Washington, DC); Dimensions Health Associates Dba University Of Maryland Capital Region (NPI 1407486293, Oxon Hill, MD); Diagnostic Imaging Associates, LLC (NPI 1477591873, Lanham, MD); Luminis Health Imaging, Inc. (NPI 1194825240, Bowie, MD); Southtown Radiology Associates, LLC (NPI 1295779072, Hamburg, NY); and 7 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** George Washington University School Of Medicine, class of 2012
## Record status
- **NPPES last updated:** May 1, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1568720266) · Data from the CMS NPPES public registry.