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Advanced Heart Failure and Transplant Cardiology

Ike S. Okwuosa, MD

Works at hospitals in Lake Forest, IL · Winfield, IL · McHenry, IL … · Illinois

Summary

Dr. Ike S. Okwuosa, MD is a heart failure and transplant cardiologist at 1333 W Belmont Ave, Chicago, IL 60657. Phone: (630) 358-4414. Accepts Medicare assignment. In 2024, Ike S. Okwuosa had 341 Original Medicare patients and 1,340 services. NPI 1386962389. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Ike S. Okwuosa, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Ike S. Okwuosa accept Medicare assignment?
Yes. Medicare's clinician data says Ike S. Okwuosa 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 Ike S. Okwuosa see?
In 2024, CMS data shows 341 Original Medicare patients and 1,340 services for Ike S. Okwuosa. This counts Original Medicare only and measures volume, not quality.
What is Ike S. Okwuosa's NPI number?
1386962389. 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 Ike S. Okwuosa, 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 patients341
Services billed to Medicare1,340
Different services or procedures33
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)270 services
  2. Critical care, first 30-74 minutes (99291)249 services
  3. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)184 services
  4. Evaluation of lower heart chamber assist device (93750)178 services
  5. Anticoagulant management of patient taking warfarin (93793)117 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%
  • Heart failure75%
  • Ischemic heart disease69%
  • Chronic kidney disease63%
  • Atrial fibrillation58%

Hospitals where Ike S. Okwuosa works

Medicare's Facility Affiliation Data lists Ike S. Okwuosa 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.

Practice locations

Addresses where Ike S. Okwuosa is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 15; the Medicare profile lists all.

Group practices

Medicare enrollment lists Ike S. Okwuosa as a member of this group (CMS data updated October 2, 2026).

  • Northwestern Medical Faculty Foundation4,503 clinicians in the group

Specialties

Find other Advanced Heart Failure and Transplant Cardiology doctors in Illinois →

Other heart failure and transplant cardiologists in Chicago

Clinicians with the same Medicare primary specialty in Chicago, IL — not a recommendation.

All heart failure and transplant cardiologists in Chicago →

Other clinicians in Northwestern Medical Faculty Foundation

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolGeorgetown University School Of Medicine
Graduation year2010 (16 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1386962389
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians