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Certified Registered Nurse Anesthetist (CRNA)

Karen L. Walker, CNA

Works at hospitals in High Point, NC · Winston-Salem, NC · North Carolina

Summary

Karen L. Walker, CNA is a nurse anesthetist at Medical Ctr Blvd, Winston Salem, NC 27157. Phone: (336) 716-2734. Accepts Medicare assignment. In 2024, Karen L. Walker had 89 Original Medicare patients and 89 services. NPI 1801332119. 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 Karen L. Walker, 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 Karen L. Walker accept Medicare assignment?
Yes. Medicare's clinician data says Karen L. Walker 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 Karen L. Walker see?
In 2024, CMS data shows 89 Original Medicare patients and 89 services for Karen L. Walker. This counts Original Medicare only and measures volume, not quality.
What is Karen L. Walker's NPI number?
1801332119. 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 Karen L. Walker, 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 patients89
Services billed to Medicare89
Different services or procedures29
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (00731)15 services
  2. Anesthesia for other procedure on large bowel using an endoscope (00811)11 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%
  • Arthritis54%
  • Diabetes36%
  • Ischemic heart disease34%
  • Chronic kidney disease33%

Hospitals where Karen L. Walker works

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

Group practices

Medicare enrollment lists Karen L. Walker as a member of this group (CMS data updated October 2, 2026).

  • Wake Forest University Health Sciences2,645 clinicians in the group

Specialties

Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), North Carolina →

Other nurse anesthetists in Winston Salem

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

All nurse anesthetists in Winston Salem →

Other clinicians in Wake Forest University Health Sciences

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

Clinician information

CredentialCNA
Graduation year2016
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1801332119
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