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Rheumatology

Yevgeniy Popov, DO

Works at hospitals in Marlborough, MA · Southbridge, MA · Leominster, MA … · Massachusetts

Summary

Dr. Yevgeniy Popov, DO is a rheumatologist at 119 Belmont St, Worcester, MA 01605. Phone: (508) 334-1000. Accepts Medicare assignment. In 2024, Yevgeniy Popov had 233 Original Medicare patients and 412 services. NPI 1861888158. 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 Yevgeniy Popov, 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 Yevgeniy Popov accept Medicare assignment?
Yes. Medicare's clinician data says Yevgeniy Popov 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 Yevgeniy Popov see?
In 2024, CMS data shows 233 Original Medicare patients and 412 services for Yevgeniy Popov. This counts Original Medicare only and measures volume, not quality.
What is Yevgeniy Popov's NPI number?
1861888158. 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 Yevgeniy Popov, 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 patients233
Services billed to Medicare412
Different services or procedures14
Participating Medicare providerYes
Average age of these patients70

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)178 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)94 services
  3. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)74 services
  4. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)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 pressure70%
  • Arthritis68%
  • High cholesterol67%
  • Anxiety39%
  • Depression36%
  • Diabetes30%

Hospitals where Yevgeniy Popov works

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

Group practices

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

  • UMass Memorial Medical Group Inc2,516 clinicians in the group

Specialties

Find other Rheumatology doctors in Massachusetts →

Other rheumatologists in Worcester

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

All rheumatologists in Worcester →

Other clinicians in UMass Memorial Medical Group Inc

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

Clinician information

CredentialDO
Medical schoolNova Southeastern College Of Osteo Medicine
Graduation year2015 (11 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1861888158
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