Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Family Practice

Katherine W. Aguirre, MD

Works at hospitals in Saint Maries, ID · Moscow, ID · Coeur D'alene, ID … · Idaho, Washington

Summary

Dr. Katherine W. Aguirre, MD is a family doctor at 427 12th St, Plummer, ID 83851. Phone: (208) 686-1931. Accepts Medicare assignment. In 2024, Katherine W. Aguirre had 356 Original Medicare patients and 2,378 services. NPI 1275911356. 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 Katherine W. Aguirre, 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 Katherine W. Aguirre accept Medicare assignment?
Yes. Medicare's clinician data says Katherine W. Aguirre 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 Katherine W. Aguirre see?
In 2024, CMS data shows 356 Original Medicare patients and 2,378 services for Katherine W. Aguirre. This counts Original Medicare only and measures volume, not quality.
What is Katherine W. Aguirre's NPI number?
1275911356. 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 Katherine W. Aguirre, 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 patients356
Services billed to Medicare2,378
Different services or procedures52
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Insertion of needle into vein for collection of blood sample (36415)553 services
  2. Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (85025)260 services
  3. Hemoglobin a1c level (83036)240 services
  4. Blood test, comprehensive group of blood chemicals (80053)221 services
  5. Blood test, lipids (cholesterol and triglycerides) (80061)175 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 pressure69%
  • High cholesterol57%
  • Arthritis38%
  • Diabetes36%
  • Ischemic heart disease19%
  • Depression19%

Hospitals where Katherine W. Aguirre works

Medicare's Facility Affiliation Data lists Katherine W. Aguirre 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.

  • Benewah Community HospitalSaint Maries, ID · Critical Access Hospital · Emergency services: listed by Medicare · CCN 131317
  • Gritman Medical CenterMoscow, ID · Critical Access Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 131327
  • Kootenai HealthCoeur D'alene, ID · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 130049
  • Prov Sacred HRT Medical Center & Childs HospitalSpokane, WA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 500054

Practice locations

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

Group practices

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

  • Benewah Medical Center27 clinicians in the group

Specialties

Find other Family Practice doctors in Idaho →

Other family doctors in Idaho

Clinicians with the same Medicare primary specialty in Idaho — not a recommendation.

All family doctors in Idaho →

Other clinicians in Benewah Medical Center

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

Clinician information

CredentialMD
Medical schoolUniversity Of New Mexico School Of Medicine
Graduation year2015 (11 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1275911356
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