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Diagnostic Radiology

Ryan Farrer, DO

Works at hospitals in Fairfax, MO · Aberdeen, WA · Kirksville, MO … · Missouri, Washington, Nebraska, Iowa

Summary

Dr. Ryan Farrer, DO is a radiologist at 1 Jack Foster Dr, Shenandoah, IA 51601. Phone: (712) 246-7240. Accepts Medicare assignment. In 2024, Ryan Farrer had 3,349 Original Medicare patients and 6,483 services. NPI 1861429953. 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 Ryan Farrer, 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 Ryan Farrer accept Medicare assignment?
Yes. Medicare's clinician data says Ryan Farrer 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 Ryan Farrer see?
In 2024, CMS data shows 3,349 Original Medicare patients and 6,483 services for Ryan Farrer. This counts Original Medicare only and measures volume, not quality.
What is Ryan Farrer's NPI number?
1861429953. 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 Ryan Farrer, 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 patients3,349
Services billed to Medicare6,483
Different services or procedures192
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. X-ray of chest, 1 view (71045)1,066 services
  2. X-ray of chest, 2 views (71046)468 services
  3. Ct scan head or brain without contrast (70450)358 services
  4. Ct scan of abdomen and pelvis with contrast (74177)317 services
  5. Ct scan of chest without contrast (71250)159 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%
  • Arthritis48%
  • Diabetes35%
  • Ischemic heart disease33%
  • Chronic kidney disease32%

Hospitals where Ryan Farrer works

Medicare's Facility Affiliation Data lists Ryan Farrer 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 Ryan Farrer is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 20; the Medicare profile lists all.

Group practices

Medicare enrollment lists Ryan Farrer as a member of these groups (CMS data updated October 2, 2026).

  • Faith Regional Physician Services LLC195 clinicians in the group
  • Grays Harbor Community Hospital88 clinicians in the group
  • Rosebud Indian Health Service72 clinicians in the group
  • Diagnostic Radiology PC66 clinicians in the group
  • Shenandoah Medical Center54 clinicians in the group
  • Community Hospital Association9 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in Iowa →

Other radiologists in Iowa

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

All radiologists in Iowa →

Other clinicians in Faith Regional Physician Services LLC

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

Clinician information

CredentialDO
Medical schoolUniversity Of North Texas Hsc, College Of Osteopathic Med
Graduation year1999 (27 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1861429953
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