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Internal Medicine

Olena Vlasii, MD

Works at hospitals in Cocoa Beach, FL · Melbourne, FL · Florida

Summary

Dr. Olena Vlasii, MD is an internal medicine doctor at 2181 S Patrick Dr, Indian Harbour Beach, FL 32937. Phone: (321) 777-1316. Accepts Medicare assignment. In 2024, Olena Vlasii had 494 Original Medicare patients and 2,265 services. NPI 1083952584. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about Olena Vlasii, 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 Olena Vlasii accept Medicare assignment?
Yes. Medicare's clinician data says Olena Vlasii 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 Olena Vlasii see?
In 2024, CMS data shows 494 Original Medicare patients and 2,265 services for Olena Vlasii. This counts Original Medicare only and measures volume, not quality.
What is Olena Vlasii's NPI number?
1083952584. 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 Olena Vlasii, 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 patients494
Services billed to Medicare2,265
Different services or procedures36
Participating Medicare providerYes
Average age of these patients74

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)568 services
  2. Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month (99490)297 services
  3. Annual depression screening, 5 to 15 minutes (G0444)283 services
  4. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)278 services
  5. Insertion of needle into vein for collection of blood sample (36415)266 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 cholesterol73%
  • High blood pressure67%
  • Arthritis37%
  • Diabetes26%
  • Anxiety23%
  • Ischemic heart disease22%

Hospitals where Olena Vlasii works

Medicare's Facility Affiliation Data lists Olena Vlasii 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.

Practice locations

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

Group practices

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

  • Omni Healthcare, Inc39 clinicians in the group

Specialties

Find other Internal Medicine doctors in Florida →

Other internal medicine doctors in Indian Harbour Beach

Clinicians with the same Medicare primary specialty in Indian Harbour Beach, FL — not a recommendation.

All internal medicine doctors in Indian Harbour Beach →

Other clinicians in Omni Healthcare, Inc

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

Clinician information

CredentialMD
Graduation year2001 (25 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1083952584
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