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Anesthesiology

Rajendra V. Kanzaria, MD

Works at hospitals in Worcester, MA · Massachusetts

Summary

Dr. Rajendra V. Kanzaria, MD is an anesthesiologist at 123 Summer St, Worcester, MA 01608. Phone: (508) 363-5000. Accepts Medicare assignment. In 2024, Rajendra V. Kanzaria had 102 Original Medicare patients and 108 services. NPI 1558399725. 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: Anesthesiologist (Medicare lists Anesthesiology)
  • Address: 123 Summer St, Worcester, MA 01608 · Directions
  • Phone: (508) 363‑5000
  • Medicare: Accepts Medicare assignment
  • Hospital: St Vincent Hospital
  • Group practice: Lawrence Anesthesia Services LLC
  • Medical school: graduated 1993 (33 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Rajendra V. Kanzaria, 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 Rajendra V. Kanzaria accept Medicare assignment?
Yes. Medicare's clinician data says Rajendra V. Kanzaria 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 Rajendra V. Kanzaria see?
In 2024, CMS data shows 102 Original Medicare patients and 108 services for Rajendra V. Kanzaria. This counts Original Medicare only and measures volume, not quality.
What is Rajendra V. Kanzaria's NPI number?
1558399725. 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 Rajendra V. Kanzaria, 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 patients102
Services billed to Medicare108
Different services or procedures43
Participating Medicare providerYes
Average age of these patients72

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%
  • Arthritis62%
  • Anxiety44%
  • Depression36%
  • Diabetes35%

Hospitals where Rajendra V. Kanzaria works

Medicare's Facility Affiliation Data lists Rajendra V. Kanzaria 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.

  • St Vincent HospitalWorcester, MA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 220176

Practice locations

Addresses where Rajendra V. Kanzaria is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Rajendra V. Kanzaria as a member of this group (CMS data updated October 2, 2026).

  • Lawrence Anesthesia Services LLC125 clinicians in the group

Specialties

Find other Anesthesiology doctors in Massachusetts →

Other anesthesiologists in Worcester

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

All anesthesiologists in Worcester →

Other clinicians in Lawrence Anesthesia Services LLC

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

Clinician information

CredentialMD
Graduation year1993 (33 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1558399725
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