Narayana S. Nagubadi, MD

Medicare activity in 2024

Official CMS public-use data for Narayana S. Nagubadi, 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 low level od decision making, if using time, 20 minutes or more (99213)73 services
2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)17 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 cholesterol63%
• Diabetes59%
• Arthritis43%
• Heart failure41%
• Chronic kidney disease33%

Hospitals where Narayana S. Nagubadi works

Medicare's Facility Affiliation Data lists Narayana S. Nagubadi 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.

• John H Stroger Jr HospitalChicago, IL · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 140124
• Provident Hospital of ChicagoChicago, IL · Acute Care Hospital · Emergency services: listed by Medicare · CCN 140300

Practice locations

Addresses where Narayana S. Nagubadi is enrolled with Medicare (CMS data updated October 2, 2026).

• 1901 W Harrison StChicago, IL 60612 (312) 633‑7292
• 500 E 51st StChicago, IL 60615 (312) 572‑2000

Group practices

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

• Cook County788 clinicians in the group

Specialties

• Pulmonary Diseaseprimary
• Critical Care (Intensivists)also

Find other Pulmonary Disease doctors in Illinois →

Other pulmonologists in Chicago

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

• Israel Rubinstein, MD
• Mark L. Goode, MD
• Mona T. Vashi, MD
• Petham P. Muthuswamy, MD
• Justin A. Fiala, MD
• Thaddeus R. Cybulski
• Larry Jankelowitz, MD
• Cathryn T. Lee, MD

All pulmonologists in Chicago →

Other clinicians in Cook County

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

• Nevenka Maric, MD
• Dipika R. Patel, MD
• Sean D. Conrin, MD
• Mark Cartwright, CNA
• Calvin Javier, MD
• Feinan Shi, 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