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Diagnostic Radiology

Kathryn G. Gardner, MD

Works at hospitals in Canal Winchester, OH · Dublin, OH · Columbus, OH … · Ohio

Summary

Dr. Kathryn G. Gardner, MD is a radiologist at 793 W State St, Columbus, OH 43222. Phone: (614) 234-5100. Accepts Medicare assignment. In 2024, Kathryn G. Gardner had 2,026 Original Medicare patients and 3,241 services. NPI 1215926266. 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 Kathryn G. Gardner, 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 Kathryn G. Gardner accept Medicare assignment?
Yes. Medicare's clinician data says Kathryn G. Gardner 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 Kathryn G. Gardner see?
In 2024, CMS data shows 2,026 Original Medicare patients and 3,241 services for Kathryn G. Gardner. This counts Original Medicare only and measures volume, not quality.
What is Kathryn G. Gardner's NPI number?
1215926266. 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 Kathryn G. Gardner, 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 patients2,026
Services billed to Medicare3,241
Different services or procedures55
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Dxa bone density measurement of hip, pelvis, spine (77080)996 services
  2. Screening mammography (77067)855 services
  3. Screening 3d breast mammography (77063)805 services
  4. Limited ultrasound scan of 1 breast (76642)93 services
  5. Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) (G0279)80 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 cholesterol73%
  • High blood pressure69%
  • Arthritis48%
  • Osteoporosis31%
  • Diabetes25%
  • Depression23%

Hospitals where Kathryn G. Gardner works

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

Group practices

Medicare enrollment lists Kathryn G. Gardner as a member of this group (CMS data updated October 2, 2026).

  • Radiology Inc58 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in Ohio →

Other radiologists in Columbus

Clinicians with the same Medicare primary specialty in Columbus, OH — not a recommendation.

All radiologists in Columbus →

Other clinicians in Radiology Inc

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

Clinician information

CredentialMD
Medical schoolClvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University
Graduation year1987 (39 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1215926266
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