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Certified Registered Nurse Anesthetist (CRNA)

Ayten W. Welch, CNA

Works at hospitals in Palos Heights, IL · Illinois

Summary

Ayten W. Welch, CNA is a nurse anesthetist at 12251 S 80th Ave, Palos Heights, IL 60463. Accepts Medicare assignment. In 2024, Ayten W. Welch had 175 Original Medicare patients and 177 services. NPI 1366404741. 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: Nurse anesthetist (Medicare lists Certified Registered Nurse Anesthetist (CRNA))
  • Address: 12251 S 80th Ave, Palos Heights, IL 60463 · Directions (2 more locations)
  • Medicare: Accepts Medicare assignment
  • Hospital: Palos Community Hospital
  • Group practice: Northwestern Medical Faculty Foundation
  • School: graduated 1991
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Ayten W. Welch, 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 Ayten W. Welch accept Medicare assignment?
Yes. Medicare's clinician data says Ayten W. Welch 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 Ayten W. Welch see?
In 2024, CMS data shows 175 Original Medicare patients and 177 services for Ayten W. Welch. This counts Original Medicare only and measures volume, not quality.
What is Ayten W. Welch's NPI number?
1366404741. 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 Ayten W. Welch, 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 patients175
Services billed to Medicare177
Different services or procedures60
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Anesthesia for other closed procedure on chest (00520)14 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%
  • Arthritis60%
  • Ischemic heart disease38%
  • Diabetes37%
  • Chronic kidney disease37%

Hospitals where Ayten W. Welch works

Medicare's Facility Affiliation Data lists Ayten W. Welch 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.

  • Palos Community HospitalPalos Heights, IL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 140062

Practice locations

Addresses where Ayten W. Welch is enrolled with Medicare (CMS data updated October 2, 2026).

  • 12251 S 80th AvePalos Heights, IL 60463
  • 675 N Saint Clair StChicago, IL 60611
  • 675 N St ClairChicago, IL 60611

Group practices

Medicare enrollment lists Ayten W. Welch as a member of this group (CMS data updated October 2, 2026).

  • Northwestern Medical Faculty Foundation4,503 clinicians in the group

Specialties

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

Other nurse anesthetists in Palos Heights

Clinicians with the same Medicare primary specialty in Palos Heights, IL — not a recommendation.

All nurse anesthetists in Palos Heights →

Other clinicians in Northwestern Medical Faculty Foundation

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

Clinician information

CredentialCNA
Graduation year1991
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1366404741
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