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Emergency Medicine

Brett D. Christiansen, MD

Works at hospitals in Cedar City, UT · Mesquite, NV · St George, UT · Utah, Nevada

Summary

Dr. Brett D. Christiansen, MD is an emergency medicine doctor at 1380 E Medical Ctr Dr, St George, UT 84790. Phone: (435) 251-1000. Accepts Medicare assignment. In 2024, Brett D. Christiansen had 823 Original Medicare patients and 1,015 services. NPI 1073500492. 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 Brett D. Christiansen, 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 Brett D. Christiansen accept Medicare assignment?
Yes. Medicare's clinician data says Brett D. Christiansen 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 Brett D. Christiansen see?
In 2024, CMS data shows 823 Original Medicare patients and 1,015 services for Brett D. Christiansen. This counts Original Medicare only and measures volume, not quality.
What is Brett D. Christiansen's NPI number?
1073500492. 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 Brett D. Christiansen, 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 patients823
Services billed to Medicare1,015
Different services or procedures34
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Emergency department visit with high level of medical decision making (99285)307 services
  2. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)257 services
  3. Emergency department visit with moderate level of medical decision making (99284)214 services
  4. Critical care, first 30-74 minutes (99291)140 services
  5. Emergency department visit with low level of medical decision making (99283)25 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 cholesterol71%
  • Arthritis57%
  • Chronic kidney disease39%
  • Ischemic heart disease38%
  • Depression37%

Hospitals where Brett D. Christiansen works

Medicare's Facility Affiliation Data lists Brett D. Christiansen 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.

  • Intermountain Health Cedar City HospitalCedar City, UT · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 460007
  • Mesa View Regional HospitalMesquite, NV · Critical Access Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 291307
  • St. George Regional HospitalSt George, UT · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 460021

Practice locations

Addresses where Brett D. Christiansen is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Brett D. Christiansen as a member of this group (CMS data updated October 2, 2026).

  • Ihc Health Services Inc3,960 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Utah →

Other emergency medicine doctors in St George

Clinicians with the same Medicare primary specialty in St George, UT — not a recommendation.

All emergency medicine doctors in St George →

Other clinicians in Ihc Health Services Inc

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

Clinician information

CredentialMD
Medical schoolColumbia University College Of Physicians And Surgeons
Graduation year1997 (29 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1073500492
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