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Anesthesiology

Amy R. O'Brien Charles, MD

Works at hospitals in Cary, NC · Raleigh, NC · North Carolina

Summary

Dr. Amy R. O'Brien Charles, MD is an anesthesiologist at 3000 New Bern Ave, Raleigh, NC 27610. Phone: (919) 350-8114. Accepts Medicare assignment. In 2024, Amy R. O'Brien Charles had 92 Original Medicare patients and 108 services. NPI 1720440696. 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: 3000 New Bern Ave, Raleigh, NC 27610 · Directions
  • Phone: (919) 350‑8114
  • Medicare: Accepts Medicare assignment
  • Hospitals: Wakemed, Cary Hospital, Wakemed, Raleigh Campus
  • Group practice: East Carolina Anesthesia Associates PLLC
  • Medical school: Harvard Medical School · graduated 2016 (10 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Amy R. O'Brien Charles, 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 Amy R. O'Brien Charles accept Medicare assignment?
Yes. Medicare's clinician data says Amy R. O'Brien Charles 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 Amy R. O'Brien Charles see?
In 2024, CMS data shows 92 Original Medicare patients and 108 services for Amy R. O'Brien Charles. This counts Original Medicare only and measures volume, not quality.
What is Amy R. O'Brien Charles's NPI number?
1720440696. 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 Amy R. O'Brien Charles, 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 patients92
Services billed to Medicare108
Different services or procedures49
Participating Medicare providerYes
Average age of these patients71

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 cholesterol75%
  • High blood pressure74%
  • Arthritis57%
  • Chronic kidney disease42%
  • Anxiety38%
  • Ischemic heart disease37%

Hospitals where Amy R. O'Brien Charles works

Medicare's Facility Affiliation Data lists Amy R. O'Brien Charles 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.

  • Wakemed, Cary HospitalCary, NC · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 340173
  • Wakemed, Raleigh CampusRaleigh, NC · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 340069

Practice locations

Addresses where Amy R. O'Brien Charles is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Amy R. O'Brien Charles as a member of this group (CMS data updated October 2, 2026).

  • East Carolina Anesthesia Associates PLLC696 clinicians in the group

Specialties

Find other Anesthesiology doctors in North Carolina →

Other anesthesiologists in Raleigh

Clinicians with the same Medicare primary specialty in Raleigh, NC — not a recommendation.

All anesthesiologists in Raleigh →

Other clinicians in East Carolina Anesthesia Associates PLLC

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

Clinician information

CredentialMD
Medical schoolHarvard Medical School
Graduation year2016 (10 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1720440696
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