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Emergency Medicine

Rachelle M. Klammer, MD

Works at hospitals in Aurora, CO · Colorado

Summary

Dr. Rachelle M. Klammer, MD is an emergency medicine doctor at 1501 S Potomac St, Medical Center of Aurora, Aurora, CO 80012. Phone: (303) 695-2600. Accepts Medicare assignment. In 2024, Rachelle M. Klammer had 347 Original Medicare patients and 388 services. NPI 1114175650. 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: 1501 S Potomac St, Medical Center of Aurora, Aurora, CO 80012 · Directions
  • Phone: (303) 695‑2600
  • Medicare: Accepts Medicare assignment
  • Hospital: The Medical Center of Aurora & South Hospital
  • Group practice: CarePoint Emergency Medicine, PLLC
  • Medical school: University Of Colorado School Of Medicine, Denver · graduated 2009 (17 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Rachelle M. Klammer, 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 Rachelle M. Klammer accept Medicare assignment?
Yes. Medicare's clinician data says Rachelle M. Klammer 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 Rachelle M. Klammer see?
In 2024, CMS data shows 347 Original Medicare patients and 388 services for Rachelle M. Klammer. This counts Original Medicare only and measures volume, not quality.
What is Rachelle M. Klammer's NPI number?
1114175650. 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 Rachelle M. Klammer, 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 patients347
Services billed to Medicare388
Different services or procedures20
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Emergency department visit with high level of medical decision making (99285)285 services
  2. Emergency department visit with moderate level of medical decision making (99284)52 services
  3. Critical care, first 30-74 minutes (99291)16 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 cholesterol68%
  • Arthritis52%
  • Depression45%
  • Chronic kidney disease41%
  • Anxiety40%

Hospitals where Rachelle M. Klammer works

Medicare's Facility Affiliation Data lists Rachelle M. Klammer 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 Rachelle M. Klammer is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Rachelle M. Klammer as a member of this group (CMS data updated October 2, 2026).

  • CarePoint Emergency Medicine, PLLC161 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Colorado →

Other emergency medicine doctors in Aurora

Clinicians with the same Medicare primary specialty in Aurora, CO — not a recommendation.

All emergency medicine doctors in Aurora →

Other clinicians in CarePoint Emergency Medicine, PLLC

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

Clinician information

CredentialMD
Medical schoolUniversity Of Colorado School Of Medicine, Denver
Graduation year2009 (17 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1114175650
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