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Pathology

Russell D. Deidiker, MD

Works at hospitals in Cape Girardeau, MO · Sikeston, MO · Farmington, MO · Missouri

Summary

Dr. Russell D. Deidiker, MD is a pathologist at 1101 W Liberty St, Parkland Hlth Ctr, Farmington, MO 63640. Phone: (573) 756-6451. Accepts Medicare assignment. In 2024, Russell D. Deidiker had 953 Original Medicare patients and 2,113 services. NPI 1841265345. 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 Russell D. Deidiker, 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 Russell D. Deidiker accept Medicare assignment?
Yes. Medicare's clinician data says Russell D. Deidiker 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 Russell D. Deidiker see?
In 2024, CMS data shows 953 Original Medicare patients and 2,113 services for Russell D. Deidiker. This counts Original Medicare only and measures volume, not quality.
What is Russell D. Deidiker's NPI number?
1841265345. 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 Russell D. Deidiker, 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 patients953
Services billed to Medicare2,113
Different services or procedures18
Participating Medicare providerYes
Average age of these patients71

Most frequent services

  1. Pathology examination of tissue using a microscope, intermediate complexity (88305)1,295 services
  2. Pathology examination of tissue using a microscope, moderately low complexity (88304)194 services
  3. Preparation of tissue for examination by removing any calcium present (88311)177 services
  4. Special stained specimen slides to examine tissue, initial procedure (88342)141 services
  5. Special stained specimen slides to identify organisms including interpretation and report (88312)63 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 cholesterol74%
  • Arthritis54%
  • Diabetes38%
  • Ischemic heart disease31%
  • Anxiety30%

Hospitals where Russell D. Deidiker works

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

Group practices

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

  • Mid-America Pathology Consultants, LLC2 clinicians in the group

Specialties

Find other Pathology doctors in Missouri →

Other pathologists in Missouri

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

All pathologists in Missouri →

Clinician information

CredentialMD
Medical schoolUniversity Of Tennessee, Hsc, College Of Medicine
Graduation year1991 (35 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1841265345
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