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Anesthesiology

Barry M. Wertheimer, MD

Works at hospitals in Randallstown, MD · Baltimore, MD · Maryland

Summary

Dr. Barry M. Wertheimer, MD is an anesthesiologist at 2401 E Belvedere Ave, Baltimore, MD 21215. Accepts Medicare assignment. In 2024, Barry M. Wertheimer had 338 Original Medicare patients and 385 services. NPI 1881689826. 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: 2401 E Belvedere Ave, Baltimore, MD 21215 · Directions
  • Medicare: Accepts Medicare assignment
  • Hospitals: Northwest Hospital Center, Sinai Hospital of Baltimore
  • Group practice: Lifebridge Anesthesia Associates LLC
  • Medical school: Howard University College Of Medicine · graduated 1986 (40 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Barry M. Wertheimer, 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 Barry M. Wertheimer accept Medicare assignment?
Yes. Medicare's clinician data says Barry M. Wertheimer 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 Barry M. Wertheimer see?
In 2024, CMS data shows 338 Original Medicare patients and 385 services for Barry M. Wertheimer. This counts Original Medicare only and measures volume, not quality.
What is Barry M. Wertheimer's NPI number?
1881689826. 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 Barry M. Wertheimer, 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 patients338
Services billed to Medicare385
Different services or procedures63
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Anesthesia for lens surgery (00142)77 services
  2. Insertion of artery tube for blood sampling or infusion through skin (36620)23 services
  3. Anesthesia for procedure to correct abnormal heart rhythm (00410)20 services
  4. Anesthesia for x-ray or radiation therapy (01922)20 services
  5. Anesthesia for procedure on eyelid (00103)17 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 cholesterol75%
  • Arthritis58%
  • Diabetes46%
  • Ischemic heart disease36%
  • Chronic kidney disease32%

Hospitals where Barry M. Wertheimer works

Medicare's Facility Affiliation Data lists Barry M. Wertheimer 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.

  • Northwest Hospital CenterRandallstown, MD · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 210040
  • Sinai Hospital of BaltimoreBaltimore, MD · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 210012

Practice locations

Addresses where Barry M. Wertheimer is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Barry M. Wertheimer as a member of this group (CMS data updated October 2, 2026).

  • Lifebridge Anesthesia Associates LLC112 clinicians in the group

Specialties

Find other Anesthesiology doctors in Maryland →

Other anesthesiologists in Baltimore

Clinicians with the same Medicare primary specialty in Baltimore, MD — not a recommendation.

All anesthesiologists in Baltimore →

Other clinicians in Lifebridge Anesthesia Associates LLC

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

Clinician information

CredentialMD
Medical schoolHoward University College Of Medicine
Graduation year1986 (40 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1881689826
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