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Emergency Medicine

Svetlana Zakharchenko, DO

Works at hospitals in Oak Bluffs, MA · Massachusetts

Summary

Dr. Svetlana Zakharchenko, DO is an emergency medicine doctor at 1 Hospital Rd, Oak Bluffs, MA 02557. Phone: (973) 427-9200. Accepts Medicare assignment. In 2024, Svetlana Zakharchenko had 639 Original Medicare patients and 2,730 services. NPI 1174820302. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Emergency medicine doctor (Medicare lists Emergency Medicine)
  • Address: 1 Hospital Rd, Oak Bluffs, MA 02557 · Directions (5 more locations)
  • Phone: (973) 427‑9200
  • Medicare: Accepts Medicare assignment
  • Hospital: Martha's Vineyard Hospital Inc
  • Group practice: Berkshire Medical Center Inc (+4 more)
  • Medical school: Philadelphia College Of Osteopathic Medicine · graduated 2008 (18 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Svetlana Zakharchenko, 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 Svetlana Zakharchenko accept Medicare assignment?
Yes. Medicare's clinician data says Svetlana Zakharchenko 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 Svetlana Zakharchenko see?
In 2024, CMS data shows 639 Original Medicare patients and 2,730 services for Svetlana Zakharchenko. This counts Original Medicare only and measures volume, not quality.
What is Svetlana Zakharchenko's NPI number?
1174820302. 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 Svetlana Zakharchenko, 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 patients639
Services billed to Medicare2,730
Different services or procedures22
Participating Medicare providerYes
Average age of these patients82

Most frequent services

  1. Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes (99309)2,110 services
  2. Initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more (99306)298 services
  3. Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes (99305)148 services
  4. Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more (99308)62 services
  5. Emergency department visit with high level of medical decision making (99285)29 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%
  • Arthritis66%
  • Ischemic heart disease54%
  • Depression52%
  • Anxiety51%

Hospitals where Svetlana Zakharchenko works

Medicare's Facility Affiliation Data lists Svetlana Zakharchenko 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.

  • Martha's Vineyard Hospital IncOak Bluffs, MA · Critical Access Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 221300

Practice locations

Addresses where Svetlana Zakharchenko is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 6; the Medicare profile lists all.

Group practices

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

  • Berkshire Medical Center Inc203 clinicians in the group
  • Martha's Vineyard Hospital Inc155 clinicians in the group
  • Barron Emergency Physicians LLC100 clinicians in the group
  • Stadium Emergency Associates24 clinicians in the group
  • Wound Healing Associates PC12 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Massachusetts →

Other emergency medicine doctors in Oak Bluffs

Clinicians with the same Medicare primary specialty in Oak Bluffs, MA — not a recommendation.

All emergency medicine doctors in Oak Bluffs →

Other clinicians in Berkshire Medical Center Inc

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

Clinician information

CredentialDO
Medical schoolPhiladelphia College Of Osteopathic Medicine
Graduation year2008 (18 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1174820302
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. 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