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Radiation Oncology

Joseph G. Kaczor, MD

Works at hospitals in Odessa, TX · Midland, TX · Fort Stockton, TX · Texas

Summary

Dr. Joseph G. Kaczor, MD is a radiation oncologist at 2026 S Jackson St, Jacksonville, TX 75766. Phone: (903) 586-2456. Accepts Medicare assignment. In 2024, Joseph G. Kaczor had 316 Original Medicare patients and 46,130 services. NPI 1366485252. 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 Joseph G. Kaczor, 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 Joseph G. Kaczor accept Medicare assignment?
Yes. Medicare's clinician data says Joseph G. Kaczor 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 Joseph G. Kaczor see?
In 2024, CMS data shows 316 Original Medicare patients and 46,130 services for Joseph G. Kaczor. This counts Original Medicare only and measures volume, not quality.
What is Joseph G. Kaczor's NPI number?
1366485252. 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 Joseph G. Kaczor, 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 patients316
Services billed to Medicare46,130
Different services or procedures147
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Injection, fosaprepitant, 1 mg (J1453)4,500 services
  2. Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (Q9967)3,767 services
  3. Injection, pembrolizumab, 1 mg (J9271)3,600 services
  4. Injection, dexamethasone sodium phosphate, 1 mg (J1100)642 services
  5. Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc, per treatment session (G6015)581 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 cholesterol71%
  • Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)69%
  • Arthritis38%
  • Diabetes35%
  • Ischemic heart disease27%

Hospitals where Joseph G. Kaczor works

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

Group practices

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

  • Texas Oncology PA1,014 clinicians in the group

Specialties

Find other Radiation Oncology doctors in Texas →

Other radiation oncologists in Jacksonville

Clinicians with the same Medicare primary specialty in Jacksonville, TX — not a recommendation.

All radiation oncologists in Jacksonville →

Other clinicians in Texas Oncology PA

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

Clinician information

CredentialMD
Medical schoolWayne State University School Of Medicine
Graduation year1983 (43 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1366485252
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