Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Orthopedic Surgery

Thomas J. Kesman, MD

Works at hospitals in Worcester, MA · Southbridge, MA · Massachusetts

Summary

Dr. Thomas J. Kesman, MD is an orthopedic surgeon at 123 Summer St, Worcester, MA 01608. Phone: (508) 363-5000. Accepts Medicare assignment. In 2024, Thomas J. Kesman had 411 Original Medicare patients and 597 services. NPI 1033230776. 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 Thomas J. Kesman, 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 Thomas J. Kesman accept Medicare assignment?
Yes. Medicare's clinician data says Thomas J. Kesman 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 Thomas J. Kesman see?
In 2024, CMS data shows 411 Original Medicare patients and 597 services for Thomas J. Kesman. This counts Original Medicare only and measures volume, not quality.
What is Thomas J. Kesman's NPI number?
1033230776. 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 Thomas J. Kesman, 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 patients411
Services billed to Medicare597
Different services or procedures32
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)157 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)149 services
  3. New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)98 services
  4. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)88 services
  5. Partial removal of spine bone with release of lower spinal cord and/or nerves, 1 segment (63047)13 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 cholesterol75%
  • Arthritis75%
  • Anxiety35%
  • Ischemic heart disease32%
  • Diabetes31%

Hospitals where Thomas J. Kesman works

Medicare's Facility Affiliation Data lists Thomas J. Kesman 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 Thomas J. Kesman is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Thomas J. Kesman as a member of this group (CMS data updated October 2, 2026).

  • Reliant Medical Group Inc640 clinicians in the group

Specialties

Find other Orthopedic Surgery doctors in Massachusetts →

Other orthopedic surgeons in Worcester

Clinicians with the same Medicare primary specialty in Worcester, MA — not a recommendation.

All orthopedic surgeons in Worcester →

Other clinicians in Reliant Medical Group Inc

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

Clinician information

CredentialMD
Medical schoolGeisel School Of Medicine At Dartmouth
Graduation year2006 (20 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1033230776
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