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Internal Medicine

Erin Blackstock, MD

Works at hospitals in American Fork, UT · Sandy, UT · Logan, UT … · Utah

Summary

Dr. Erin Blackstock, MD is an internal medicine doctor at 5121 S Cottonwood St, Murray, UT 84107. Accepts Medicare assignment. In 2024, Erin Blackstock had 151 Original Medicare patients and 298 services. NPI 1790123339. 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 Erin Blackstock, 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 Erin Blackstock accept Medicare assignment?
Yes. Medicare's clinician data says Erin Blackstock 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 Erin Blackstock see?
In 2024, CMS data shows 151 Original Medicare patients and 298 services for Erin Blackstock. This counts Original Medicare only and measures volume, not quality.
What is Erin Blackstock's NPI number?
1790123339. 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 Erin Blackstock, 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 patients151
Services billed to Medicare298
Different services or procedures22
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Test to examine how well the lungs exchange gases (94729)58 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)51 services
  3. Test to measure expiratory airflow and volume (94010)46 services
  4. Critical care, first 30-74 minutes (99291)32 services
  5. Test to measure expiratory airflow and volume changes before and after medication administration (94060)20 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 cholesterol73%
  • COPD53%
  • Arthritis50%
  • Ischemic heart disease48%
  • Heart failure42%

Hospitals where Erin Blackstock works

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

  • 5121 S Cottonwood StMurray, UT 84107

Group practices

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

  • Ihc Health Services Inc3,960 clinicians in the group

Specialties

Find other Internal Medicine doctors in Utah →

Other internal medicine doctors in Murray

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

All internal medicine doctors in Murray →

Other clinicians in Ihc Health Services Inc

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

Clinician information

CredentialMD
Medical schoolHarvard Medical School
Graduation year2013 (13 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1790123339
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