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Dr. Jonathan Karnes, MD

Orthopedic Surgery (Orthopaedic Surgery Physician)

  • Medicare participating

At a glance

Years since graduation
13
In the NPI registry since
2013
Medicare patients seen, 2024
158

The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is

Education and training

  • 2013Medical school: Ohio State University College of Medicine
  • 2013Registered with an NPI (national billing number; not a license date)

Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).

Specialties and state licenses

  • Orthopaedic Surgery Physician primary
    OH license 35.138823 · WI license 70901-20

As reported to the NPI registry. To confirm a license is current, check the state medical board.

Map: Orthopedic Surgery per capita by county →

Where they work

Hospitals

Medical groups

Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.

Medicare patients and services

Medicare patients, 2024
158
Services billed
363
Patients’ average age
72
Most frequent Medicare services, 2023
ServiceTimesPatients
Established patient office or other outpatient visit, 20-29 minutes11480
Established patient office or other outpatient visit, 30-39 minutes2522
New patient office or other outpatient visit, 30-44 minutes2121
New patient office or other outpatient visit, 45-59 minutes1515

Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.

Medicare prescriptions

Most prescribed drugs, Medicare Part D 2024
DrugPrescriptions
Gabapentin
Other prescribers in Columbus, OH
19

Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.

Payments from drug and device companies

In 2025, 2 companies reported 2 payments worth $70.04 in total to this clinician.

By company
Medtronic, Inc.$40.55
DePuy Synthes Sales Inc.$29.49
By type
Food and Beverage$70.04

From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.

Who received the most in Ohio →

Other Orthopedic Surgery clinicians in Columbus

Sources

NPI registry (CMS NPPES, November 2026; record last updated March 23, 2021), Medicare Care Compare, Medicare Physician & Other Practitioners (2024), Medicare Part D Prescribers (2024) and Open Payments (2025). Information is self-reported or billed data and may be out of date; call before visiting.

NPI 1548607302. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.