NPPES file of Aug 9, 2026

Constantinos Ketonis, MD, PHD

Orthopaedic Hand Surgery Physician · Rochester, NY

Constantinos Ketonis, MD, PHD is an orthopaedic hand surgery physician with a practice address in Rochester, New York, and NPI 1922398205, issued on Apr 8, 2011. Check the license (New York 291118, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1922398205
Name
Constantinos Ketonis
Credential
MD, PHD
Primary taxonomy
Orthopaedic Hand Surgery Physician 207XS0106X
License number
291118 NY
Self-reported in NPPES; status is on the state search
Practice location
601 Elmwood Ave,, Rochester, NY 14642
Phone
(585) 275-6970
Enumerated
Apr 8, 2011
Record last updated
Jun 29, 2023
Fax
(585) 273-3297
Medicare enrollment
Enrolled (PECOS I20171115000063); accepts Medicare assignment
Medical or professional school
Jefferson Medical College Of Thomas Jefferson University, 2011
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 601 Elmwood Ave,

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Amanda Balseca, LACAcupuncturist1578977781
  2. Susan McDowell, MDOrthopaedic Surgery Physician1750549143
  3. Jennifer Purks, MDStudent in an Organized Health Care Education/Training Program1588244826
  4. Danielle Wilbur, MDOrthopaedic Hand Surgery Physician1972739829

Verify Constantinos Ketonis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
    Search for license 291118
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the New York license search

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The practice group's MIPS final score for 2023 (Medicare payment program): 80.6 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score68.9
  2. Costout of 100 · 30%55.0
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $537.25

6 payments; by number, the most common kind was food and beverage; the largest payer was Skeletal Dynamics Inc. The 1,819 providers of this specialty with any payment received $5,529.86 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Constantinos Ketonis$537.25
  2. Specialty average$5,529.86

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. University Orthopaedic Associates OF RochesterRochester, NY

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Constantinos Ketonis among 199 orthopaedic hand surgery physician records in New York

Constantinos Ketonis, MD, PHD is one of 199 orthopaedic hand surgery physician records with a practice address in New York. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 73% of them.

  • NPI issued2011 · 73% of these records are older, 24% newer
  • In a Medicare fileYes · 90% of these records are
  • In the CMS Doctors and Clinicians fileYes · 81% of these records are
  • Graduated2011 · median 2004 among the 162 with a school on file
  • Record last updated2023 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207XS0106X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Orthopaedic Hand Surgery Physician providers in New York

There are 199 orthopaedic hand surgery physician records in New York.

The 8 orthopaedic hand surgery physician records with the nearest ZIP codes

  1. Richard Burton, M.D.Rochester, NY 146421508878588
  2. Ronald Gonzalez, DORochester, NY 146421417152331
  3. Jeffrey Jones, MDRochester, NY 146421841213089
  4. Bilal MahmoodRochester, NY 146421588930531
  5. Richard Miller, M.D.Rochester, NY 146421528081668
  6. David Mitten, M.D.Rochester, NY 146421164466181
  7. Marc O'Donnell, M.D.Rochester, NY 146421346509106
  8. Matthew St.john, MDRochester, NY 146421548792385

Common questions

What is Constantinos Ketonis, MD, PHD's NPI number?

Constantinos Ketonis, MD, PHD's National Provider Identifier (NPI) is 1922398205, issued on Apr 8, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Constantinos Ketonis, MD, PHD located?

The NPPES record lists a practice address at 601 Elmwood Ave,, Rochester, NY, 14642. Phone: (585) 275-6970. Providers update this record themselves, so call before visiting.

How can I verify Constantinos Ketonis, MD, PHD's license?

NPPES lists New York license number 291118, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

What is Constantinos Ketonis, MD, PHD's MIPS final score?

The 2023 MIPS final score is 80.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.