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Emergency Medicine

Lauren Apgar, DO

Works at hospitals in Coeur D'alene, ID · Idaho

Summary

Dr. Lauren Apgar, DO is an emergency medicine doctor at 2003 Kootenai Health Way, Coeur D Alene, ID 83814. Phone: (208) 625-4000. Accepts Medicare assignment. In 2024, Lauren Apgar had 363 Original Medicare patients and 512 services. NPI 1598227597. 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: Emergency medicine doctor (Medicare lists Emergency Medicine)
  • Address: 2003 Kootenai Health Way, Coeur D Alene, ID 83814 · Directions
  • Phone: (208) 625‑4000
  • Medicare: Accepts Medicare assignment
  • Hospital: Kootenai Health
  • Group practice: Kootenai Health Inc
  • Medical school: graduated 2019 (7 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Lauren Apgar, 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 Lauren Apgar accept Medicare assignment?
Yes. Medicare's clinician data says Lauren Apgar 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 Lauren Apgar see?
In 2024, CMS data shows 363 Original Medicare patients and 512 services for Lauren Apgar. This counts Original Medicare only and measures volume, not quality.
What is Lauren Apgar's NPI number?
1598227597. 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 Lauren Apgar, 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 patients363
Services billed to Medicare512
Different services or procedures33
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Emergency department visit with high level of medical decision making (99285)223 services
  2. Critical care, first 30-74 minutes (99291)90 services
  3. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)88 services
  4. Emergency department visit with moderate level of medical decision making (99284)52 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%
  • Arthritis51%
  • Diabetes40%
  • Ischemic heart disease40%
  • Chronic kidney disease38%

Hospitals where Lauren Apgar works

Medicare's Facility Affiliation Data lists Lauren Apgar 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.

  • Kootenai HealthCoeur D'alene, ID · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 130049

Practice locations

Addresses where Lauren Apgar is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Lauren Apgar as a member of this group (CMS data updated October 2, 2026).

  • Kootenai Health Inc399 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Idaho →

Other emergency medicine doctors in Coeur D Alene

Clinicians with the same Medicare primary specialty in Coeur D Alene, ID — not a recommendation.

All emergency medicine doctors in Coeur D Alene →

Other clinicians in Kootenai Health Inc

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

Clinician information

CredentialDO
Graduation year2019 (7 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1598227597
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