Joley B. O'Callahan, MD

Medicare activity in 2024

Official CMS public-use data for Joley B. O'Callahan, 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.

Most frequent services

1. Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes (99152)94 services
2. Aspiration of fluid from chest cavity using imaging guidance (32555)28 services
3. Ultrasonic guidance for blood vessel access (76937)26 services
4. Fluoroscopic guidance for insertion or removal of central vein access device (77001)24 services
5. Insertion of central venous tube with port (5 years or older) (36561)23 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 cholesterol74%
• Arthritis54%
• Diabetes39%
• Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)39%
• Chronic kidney disease37%

Hospitals where Joley B. O'Callahan works

Medicare's Facility Affiliation Data lists Joley B. O'Callahan 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.

• NKC HealthNorth Kansas City, MO · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 260096

Practice locations

Addresses where Joley B. O'Callahan is enrolled with Medicare (CMS data updated October 2, 2026).

• 2750 Clay Edwards DrNorth Kansas City, MO 64116 (816) 691‑5201

Group practices

Medicare enrollment lists Joley B. O'Callahan as a member of this group (CMS data updated October 2, 2026).

• Meritas Health Corporation502 clinicians in the group

Specialties

• Interventional Radiologyprimary

Find other Interventional Radiology doctors in Missouri →

Other interventional radiologists in Missouri

Clinicians with the same Medicare primary specialty in Missouri — not a recommendation.

• Gregg D. Werner, MD
• Christopher Florido, MD
• Guillermo Linares, MD
• Carlos J. Guevara, MD
• John J. Borsa, MD
• Afsheen Sherwani, MD
• Jacob M. Kitchener, MD
• Keith J. Pereira, MD

All interventional radiologists in Missouri →

Other clinicians in Meritas Health Corporation

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

• Gregg D. Werner, MD
• Lisa S. Fujima, DO
• Rebecca S. Hodos, MD
• Kyle S. Harken, DO
• Jacqueline J. Still, NP
• Craigin E. Shimmens, NP

Clinician information

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