Joanne Zhung, MD

Medicare activity in 2024

Official CMS public-use data for Joanne Zhung, 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. Ct guidance for insertion of radiation therapy fields (77014)818 services
2. Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc, per treatment session (G6015)500 services
3. Radiation treatment delivery,3 or more separate treatment areas, custom blocking, tangential ports, wedges, rotational beam, compensators, electron beam; 6-10 mev (G6012)199 services
4. Continuing radiation therapy consultation per week (77336)149 services
5. Design and construction of complex radiation treatment device (77334)134 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%
• Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)75%
• Arthritis48%
• Diabetes43%
• Ischemic heart disease33%

Hospitals where Joanne Zhung works

Medicare's Facility Affiliation Data lists Joanne Zhung 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.

• Nyack HospitalNyack, NY · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 330104

Practice locations

Addresses where Joanne Zhung is enrolled with Medicare (CMS data updated October 2, 2026).

• 111 E 210th StBronx, NY 10467

Group practices

Medicare enrollment lists Joanne Zhung as a member of this group (CMS data updated October 2, 2026).

• Montefiore Medical Center2,820 clinicians in the group

Specialties

• Radiation Oncologyprimary

Find other Radiation Oncology doctors in New York →

Other radiation oncologists in Bronx

Clinicians with the same Medicare primary specialty in Bronx, NY — not a recommendation.

• Karin A. Skalina, MD
• Jennifer Betourney - Yoon, MD
• Keyur J. Mehta, MD
• Nitin Ohri, MD
• Madhur K. Garg, MD
• Johnny C. Yap, MD
• Byung-Han Rhieu, MD
• Jinesh N. Shah, MD

All radiation oncologists in Bronx →

Other clinicians in Montefiore Medical Center

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

• Michael Chait, MD
• Melissa R. Stein, MD
• Mark J. Polisar, MD
• Randy Ramsaywak, MD
• Jay N. Gross, MD
• Vallari K. Kothari, 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