Alana Nguyen, MD

Medicare activity in 2024

Official CMS public-use data for Alana Nguyen, 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. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)133 services
2. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)116 services
3. Injection of additional new drug or substance into vein (96375)114 services
4. Administration of chemotherapy into vein, 1 hour or less (96413)85 services
5. Administration of additional new drug or substance into vein, 1 hour or less (96417)64 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%
• Arthritis58%
• Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)45%
• Diabetes44%
• Ischemic heart disease41%

Hospitals where Alana Nguyen works

Medicare's Facility Affiliation Data lists Alana Nguyen 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.

• New York-Presbyterian HospitalNew York, NY · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 330101

Practice locations

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

• 1305 York Ave, Suite 12New York, NY 10021 (646) 962‑6200
• 525 E 68th St, Cornell University Medical CenterNew York, NY 10021 (212) 746‑2850

Group practices

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

• Weill Medical College of Cornell2,051 clinicians in the group

Specialties

• Medical Oncologyprimary
• Internal Medicinealso

Find other Medical Oncology doctors in New York →

Other oncologists in New York

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

• Ritesh R. Kotecha, MD
• Theresa Ryan, MD
• Neil H. Segal, MD
• Gail J. Roboz, MD
• Ryan H. Moy, MD
• Anthony F. Daniyan, MD
• John R. Kucharczyk, MD
• Shun Yu, MD

All oncologists in New York →

Other clinicians in Weill Medical College of Cornell

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

• Vincent W. Ng, MD
• Arnab K. Ghosh, MD
• Brittany Giesen, CNA
• Rama Rao, MD
• Michael Kiselev, MD
• Kelly J. Cummings, 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