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Certified Registered Nurse Anesthetist (CRNA)

Melanie R. Ahrens, CNA

Works at hospitals in McCall, ID · Boise, ID · Idaho

Summary

Melanie R. Ahrens, CNA is a nurse anesthetist at 1000 State St, McCall, ID 83638. Phone: (208) 634-2221. Accepts Medicare assignment. In 2024, Melanie R. Ahrens had 89 Original Medicare patients and 90 services. NPI 1053500645. 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 Melanie R. Ahrens, 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 Melanie R. Ahrens accept Medicare assignment?
Yes. Medicare's clinician data says Melanie R. Ahrens 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 Melanie R. Ahrens see?
In 2024, CMS data shows 89 Original Medicare patients and 90 services for Melanie R. Ahrens. This counts Original Medicare only and measures volume, not quality.
What is Melanie R. Ahrens's NPI number?
1053500645. 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 Melanie R. Ahrens, 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 Medicare90
Different services or procedures28
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Anesthesia for total hip replacement (01214)22 services
  2. Anesthesia for procedure for total knee joint replacement (01402)22 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 cholesterol75%
  • Arthritis75%
  • High blood pressure72%
  • Depression35%
  • Diabetes24%
  • Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)22%

Hospitals where Melanie R. Ahrens works

Medicare's Facility Affiliation Data lists Melanie R. Ahrens 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 Melanie R. Ahrens is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Melanie R. Ahrens as a member of this group (CMS data updated October 2, 2026).

  • Anesthesia Associates of Boise, P.A.187 clinicians in the group

Specialties

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

Other nurse anesthetists in McCall

Clinicians with the same Medicare primary specialty in McCall, ID — not a recommendation.

All nurse anesthetists in McCall →

Other clinicians in Anesthesia Associates of Boise, P.A.

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

Clinician information

CredentialCNA
Graduation year2007
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1053500645
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