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Internal Medicine

Aleksandr Zasypkin, MD

Sees patients in Brooklyn, NY · New York

Summary

Dr. Aleksandr Zasypkin, MD is an internal medicine doctor at 2511 Ocean Ave, Suite 103, Brooklyn, NY 11229. Phone: (718) 998-6161. Accepts Medicare assignment. In 2024, Aleksandr Zasypkin had 531 Original Medicare patients and 6,145 services. NPI 1154384782. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 2511 Ocean Ave, Suite 103, Brooklyn, NY 11229 · Directions
  • Phone: (718) 998‑6161
  • Medicare: Accepts Medicare assignment
  • Medical school: graduated 1980 (46 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Aleksandr Zasypkin, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Aleksandr Zasypkin accept Medicare assignment?
Yes. Medicare's clinician data says Aleksandr Zasypkin accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Aleksandr Zasypkin see?
In 2024, CMS data shows 531 Original Medicare patients and 6,145 services for Aleksandr Zasypkin. This counts Original Medicare only and measures volume, not quality.
What is Aleksandr Zasypkin's NPI number?
1154384782. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Aleksandr Zasypkin, 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.

Original Medicare patients531
Services billed to Medicare6,145
Different services or procedures42
Participating Medicare providerYes
Average age of these patients78

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)2,280 services
  2. Insertion of needle into vein for collection of blood sample (36415)1,191 services
  3. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)640 services
  4. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)433 services
  5. Advance care planning, first 30 minutes (99497)374 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%
  • Arthritis75%
  • Ischemic heart disease62%
  • Heart failure62%
  • Diabetes57%

Practice locations

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

Specialties

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.

All internal medicine doctors in Brooklyn →

Clinician information

CredentialMD
Graduation year1980 (46 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1154384782
CorrectionsReport an error or suggest an update →

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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians