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Internal Medicine

Natalya V. Vorontsova, MD

Sees patients in Boston, MA · Massachusetts

Summary

Natalya V. Vorontsova, MD (Internal Medicine) is enrolled with Medicare at 1 practice location in Boston, MA. NPI 1699729798. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Natalya V. Vorontsova, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
30Years since medical school (graduated 1996)
FemaleGender (as listed)
Massachusetts General Physicians Organization IncGroup practice

Quick answers

Where does Natalya V. Vorontsova see patients?
Medicare's clinician data lists 1 practice location in Boston, MA. Call before your visit to confirm the address.
What is Natalya V. Vorontsova's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Natalya V. Vorontsova accept Medicare assignment?
Yes. Medicare's clinician data says Natalya V. Vorontsova accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Natalya V. Vorontsova?
(617) 724-0287, as listed in official Medicare / NPI Registry data.
What is Natalya V. Vorontsova's NPI number?
1699729798. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Natalya V. Vorontsova is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Natalya V. Vorontsova as a member of this group (CMS data updated 2026-10-02).

  • Massachusetts General Physicians Organization Inc3,558 clinicians in the group

Specialties

Find other Internal Medicine doctors in Massachusetts →

Other internal medicine doctors in Boston

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

All internal medicine doctors in Boston →

Clinician information

CredentialMD
Graduation year1996
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1699729798
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 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians