Tatyana Zagoruychenko, MD

Medicare activity in 2024

Official CMS public-use data for Tatyana Zagoruychenko, 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)185 services
2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)156 services
3. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)16 services
4. Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more (99308)15 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%
• Diabetes75%
• Arthritis59%
• Ischemic heart disease55%
• Chronic kidney disease51%

Hospitals where Tatyana Zagoruychenko works

Medicare's Facility Affiliation Data lists Tatyana Zagoruychenko 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.

• Brookdale Hospital Medical CenterBrooklyn, NY · Acute Care Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 330233

Practice locations

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

• 1 Brookdale PlzBrooklyn, NY 11212
• 1545 Atlantic AveBrooklyn, NY 11213 (718) 613‑4000
• 420 E 76th StNew York, NY 10021 (212) 988‑4400
• 55 Palmer AveBronxville, NY 10708 (914) 787‑1000

Group practices

Medicare enrollment lists Tatyana Zagoruychenko as a member of these groups (CMS data updated October 2, 2026).

• Interfaith Professional Physician Services PC384 clinicians in the group
• Lawrence Medical Associates PC224 clinicians in the group

Specialties

• Internal Medicineprimary

Find other Internal Medicine doctors in New York →

Other internal medicine doctors in Brooklyn

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

• Eleonora Akker, DO
• Thomas J. Bolte, MD
• Sonu Thomas, MD
• Qudsia S. Banu, MD
• Cody P. Nolan, MD
• Abhigna Kodali, MD
• Mingzhu Xu, MD
• Olga Dioukalova, MD

All internal medicine doctors in Brooklyn →

Other clinicians in Interfaith Professional Physician Services PC

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

• Qudsia S. Banu, MD
• Sharan J. Shah, MD
• Daniel B. Norowitz, MD
• Sheldon L. Jensen, DO
• Asma Syed, MD
• Alexa B. Kahn, 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