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Pathology

Julie A. Breiner, MD

Works at hospitals in Onawa, IA · Cherokee, IA · Le Mars, IA … · Iowa

Summary

Dr. Julie A. Breiner, MD is a pathologist at 2720 Stone Park Blvd, Sioux City, IA 51104. Phone: (712) 279-3226. Accepts Medicare assignment. In 2024, Julie A. Breiner had 1,823 Original Medicare patients and 4,244 services. NPI 1417919671. 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 Julie A. Breiner, 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 Julie A. Breiner accept Medicare assignment?
Yes. Medicare's clinician data says Julie A. Breiner 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 Julie A. Breiner see?
In 2024, CMS data shows 1,823 Original Medicare patients and 4,244 services for Julie A. Breiner. This counts Original Medicare only and measures volume, not quality.
What is Julie A. Breiner's NPI number?
1417919671. 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 Julie A. Breiner, 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 patients1,823
Services billed to Medicare4,244
Different services or procedures32
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Pathology examination of tissue using a microscope, intermediate complexity (88305)2,647 services
  2. Special stained specimen slides to examine tissue, each additional procedure (88341)208 services
  3. Protein measurement, serum (84165)184 services
  4. Pathology examination of specimen during surgery, first tissue block (88331)162 services
  5. Special stained specimen slides to examine tissue, initial procedure (88342)153 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 cholesterol75%
  • High blood pressure74%
  • Arthritis41%
  • Diabetes27%
  • Chronic kidney disease26%
  • Anxiety23%

Hospitals where Julie A. Breiner works

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

Group practices

Medicare enrollment lists Julie A. Breiner as a member of this group (CMS data updated October 2, 2026).

  • Pathology Medical Services of Siouxland PC3 clinicians in the group

Specialties

Find other Pathology doctors in Iowa →

Other pathologists in Iowa

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

All pathologists in Iowa →

Other clinicians in Pathology Medical Services of Siouxland PC

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

Clinician information

CredentialMD
Medical schoolUniversity Of Nebraska College Of Medicine
Graduation year1994 (32 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1417919671
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