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Emergency Medicine

Rozaliya Baron, MD

Works at hospitals in Seattle, WA · Washington

Summary

Dr. Rozaliya Baron, MD is an emergency medicine doctor at 500 17th Ave, Seattle, WA 98122. Phone: (206) 320-2000. Accepts Medicare assignment. In 2024, Rozaliya Baron had 56 Original Medicare patients and 157 services. NPI 1639312820. 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: 500 17th Ave, Seattle, WA 98122 · Directions (2 more locations)
  • Phone: (206) 320‑2000
  • Medicare: Accepts Medicare assignment
  • Hospitals: Swedish Medical Center, Swedish Medical Center / Cherry Hill
  • Group practice: Swedish Health Services
  • Medical school: State University Of New York At Buffalo School Of Medicine · graduated 2009 (17 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Rozaliya Baron, 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 Rozaliya Baron accept Medicare assignment?
Yes. Medicare's clinician data says Rozaliya Baron 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 Rozaliya Baron see?
In 2024, CMS data shows 56 Original Medicare patients and 157 services for Rozaliya Baron. This counts Original Medicare only and measures volume, not quality.
What is Rozaliya Baron's NPI number?
1639312820. 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 Rozaliya Baron, 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 patients56
Services billed to Medicare157
Different services or procedures14
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Critical care, first 30-74 minutes (99291)76 services
  2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)37 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 cholesterol66%
  • Arthritis61%
  • Heart failure54%
  • Ischemic heart disease45%
  • Atrial fibrillation41%

Hospitals where Rozaliya Baron works

Medicare's Facility Affiliation Data lists Rozaliya Baron 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 Rozaliya Baron is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

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

  • Swedish Health Services1,037 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Washington →

Other emergency medicine doctors in Seattle

Clinicians with the same Medicare primary specialty in Seattle, WA — not a recommendation.

All emergency medicine doctors in Seattle →

Other clinicians in Swedish Health Services

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

Clinician information

CredentialMD
Medical schoolState University Of New York At Buffalo School Of Medicine
Graduation year2009 (17 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1639312820
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