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Hand Surgery

Constantinos N. Ketonis, MD

Works at hospitals in Rochester, NY · New York

Summary

Constantinos N. Ketonis, MD (Hand Surgery) is listed by Medicare at 1 hospital in Rochester, NY. NPI 1922398205. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Constantinos N. Ketonis, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Hand SurgeryPrimary specialty
YesAccepts Medicare assignment
15Years since medical school (graduated 2011)
Jefferson Medical College Of Thomas Jefferson UniversityMedical school
MaleGender (as listed)
University Orthopaedic Associates of RochesterGroup practice

Quick answers

Which hospitals does Constantinos N. Ketonis work at?
Medicare's official clinician data lists Constantinos N. Ketonis at 1 hospital: Strong Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Constantinos N. Ketonis see patients?
Medicare's clinician data lists 3 practice locations, including Rochester, NY. Call before your visit to confirm the address.
What is Constantinos N. Ketonis's specialty?
Medicare lists Hand Surgery as the primary specialty, and also Orthopedic Surgery.
Does Constantinos N. Ketonis accept Medicare assignment?
Yes. Medicare's clinician data says Constantinos N. Ketonis accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Constantinos N. Ketonis?
(585) 275-5321, as listed in official Medicare / NPI Registry data.
What is Constantinos N. Ketonis's NPI number?
1922398205. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Constantinos N. Ketonis works

Medicare's Facility Affiliation Data lists Constantinos N. Ketonis at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Constantinos N. Ketonis is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Constantinos N. Ketonis as a member of this group (CMS data updated 2026-10-02).

  • University Orthopaedic Associates of Rochester149 clinicians in the group

Specialties

Find other Hand Surgery doctors in New York →

Other hand surgeons in Rochester

Clinicians with the same Medicare primary specialty in Rochester, NY — not a recommendation.

All hand surgeons in Rochester →

Clinician information

CredentialMD
Medical schoolJefferson Medical College Of Thomas Jefferson University
Graduation year2011
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1922398205
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 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians