Seo-Hyun Kim, MD

Medicare activity in 2024

Official CMS public-use data for Seo-Hyun Kim, 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. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)254 services
2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)188 services
3. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)138 services
4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)53 services
5. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)21 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%
• Arthritis51%
• Ischemic heart disease45%
• Chronic kidney disease43%
• Diabetes37%

Hospitals where Seo-Hyun Kim works

Medicare's Facility Affiliation Data lists Seo-Hyun Kim 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.

• Rush Oak Park HospitalOak Park, IL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 140063
• Rush University Medical CenterChicago, IL · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 140119

Practice locations

Addresses where Seo-Hyun Kim is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 6; the Medicare profile lists all.

• 1520 W Harrison StChicago, IL 60607 (312) 942‑5904
• 1620 W Harrison StChicago, IL 60612
• 1653 W Congress PkwyChicago, IL 60612
• 1700 W Van Buren StChicago, IL 60612 (312) 563‑2875
• 1725 W Harrison St, Suite 450Chicago, IL 60612 (312) 563‑4238

Group practices

Medicare enrollment lists Seo-Hyun Kim as a member of this group (CMS data updated October 2, 2026).

• Rush University Medical Group1,551 clinicians in the group

Specialties

• Hematologyprimary

Find other Hematology doctors in Illinois →

Other hematologists in Chicago

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

• Sonali Chaudhury, MD
• Elizabeth A. Eklund, MD
• Tulio E. Rodriguez, MD
• Shuo Ma
• Kathleen W. Phelan, MD
• Anaadriana Zakarija, MD
• Kunal B. Desai, MD
• Rebecca Z. Steuer, MD

All hematologists in Chicago →

Other clinicians in Rush University Medical Group

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

• Elif Yucebay, MD
• Sean S. Ryan, MD
• Elle E. O'Brien
• Carlos A. Santos, MD
• Colleen Friedlein, PA
• Thomas C. Westbrook, MD

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