Quick answers
- Does Oludayo Olusanya accept Medicare assignment?
- Yes. Medicare's clinician data says Oludayo Olusanya accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Oludayo Olusanya see?
- In 2024, CMS data shows 380 Original Medicare patients and 900 services for Oludayo Olusanya. This counts Original Medicare only and measures volume, not quality.
- What is Oludayo Olusanya's NPI number?
- 1326496613. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Oludayo Olusanya, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 380 |
|---|---|
| Services billed to Medicare | 900 |
| Different services or procedures | 24 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)253 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)202 services
- Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)161 services
- Hospital discharge day management, more than 30 minutes (99239)154 services
- Critical care, first 30-74 minutes (99291)70 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Arthritis68%
- Ischemic heart disease64%
- Chronic kidney disease60%
- Heart failure60%
Hospitals where Oludayo Olusanya works
Medicare's Facility Affiliation Data lists Oludayo Olusanya at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Arbuckle Memorial Hospital AuthoritySulphur, OK · Critical Access Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 371328
- Exceptional Community Hospital ArdmoreArdmore, OK · Acute Care Hospital · Emergency services: listed by Medicare · CCN 370247
- Mercy Hospital Ardmore, IncArdmore, OK · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 370047
- Mercy Hospital Healdton, Inc.Healdton, OK · Critical Access Hospital · Emergency services: listed by Medicare · CCN 371310
- Mercy Hospital MariettaMarietta, OK · Critical Access Hospital · Emergency services: listed by Medicare · CCN 371306
Practice locations
Addresses where Oludayo Olusanya is enrolled with Medicare (CMS data updated October 2, 2026).
- 1011 14th Ave NWArdmore, OK 73401 (580) 220‑6132
Group practices
Medicare enrollment lists Oludayo Olusanya as a member of this group (CMS data updated October 2, 2026).
- Mercy Clinic Oklahoma Communities649 clinicians in the group
Specialties
- Hospitalistprimary
- Family Practicealso
Other hospitalists in Oklahoma
Clinicians with the same Medicare primary specialty in Oklahoma — not a recommendation.
Other clinicians in Mercy Clinic Oklahoma Communities
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2016 (10 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1326496613 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians