Steven G. Kumagai, MD

Medicare activity in 2024

Official CMS public-use data for Steven G. Kumagai, 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. Injection, triamcinolone acetonide, not otherwise specified, 10 mg (J3301)985 services
2. Aspiration and/or injection of fluid from large joint (20610)323 services
3. Injection, dexamethasone sodium phosphate, 1 mg (J1100)275 services
4. Hyaluronan or derivative, orthovisc, for intra-articular injection, per dose (J7324)156 services
5. X-ray of knee, 4 or more views (73564)140 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%
• Arthritis75%
• High cholesterol70%
• Ischemic heart disease25%
• Diabetes22%
• Depression22%

Hospitals where Steven G. Kumagai works

Medicare's Facility Affiliation Data lists Steven G. Kumagai 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.

• Nebraska Orthopaedic HospitalOmaha, NE · Acute Care Hospital · Emergency services: listed by Medicare · CCN 280129
• St Francis Memorial HospitalWest Point, NE · Critical Access Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 281322
• The Nebraska Methodist HospitalOmaha, NE · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 280040

Practice locations

Addresses where Steven G. Kumagai is enrolled with Medicare (CMS data updated October 2, 2026).

• 2725 S 144th St, Suite 212Omaha, NE 68144 (402) 609‑3000

Group practices

Medicare enrollment lists Steven G. Kumagai as a member of this group (CMS data updated October 2, 2026).

• Orthowest, LLC110 clinicians in the group

Specialties

• Orthopedic Surgeryprimary

Find other Orthopedic Surgery doctors in Nebraska →

Other orthopedic surgeons in Omaha

Clinicians with the same Medicare primary specialty in Omaha, NE — not a recommendation.

• Jason J. Mickels, MD
• Matthew F. Dilisio, MD
• Alexander B. Sawatzke, MD
• Sayfe A. Jassim, MD
• John R. Green, MD
• Nicholas K. Wischmeier, MD
• Paul Watson, MD
• Joshuea M. Cameron, MD

All orthopedic surgeons in Omaha →

Other clinicians in Orthowest, LLC

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

• Natalie N. Englebretson
• Lindsey L. Shannon, PA
• Kathryn N. Ortgies, PA
• Matthew F. Dilisio, MD
• Todd J. Gaddie, MD
• Brandon Mooberry, PA

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