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Radiation Oncology

Harsha Varadhi, MD

Works at hospitals in Oak Lawn, IL · Illinois

Summary

Dr. Harsha Varadhi, MD is a radiation oncologist at 17750 S Kedzie Ave, Hazel Crest, IL 60429. Phone: (708) 799-9995. Accepts Medicare assignment. In 2024, Harsha Varadhi had 153 Original Medicare patients and 2,043 services. NPI 1699931527. 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.

  • Specialty: Radiation oncologist (Medicare lists Radiation Oncology)
  • Address: 17750 S Kedzie Ave, Hazel Crest, IL 60429 · Directions
  • Phone: (708) 799‑9995
  • Medicare: Accepts Medicare assignment
  • Hospital: Advocate Christ Hospital & Medical Center
  • Group practice: Affiliated Oncologists LLC
  • Medical school: Northwestern University Feinberg Medical School · graduated 2005 (21 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Harsha Varadhi, 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 Harsha Varadhi accept Medicare assignment?
Yes. Medicare's clinician data says Harsha Varadhi 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 Harsha Varadhi see?
In 2024, CMS data shows 153 Original Medicare patients and 2,043 services for Harsha Varadhi. This counts Original Medicare only and measures volume, not quality.
What is Harsha Varadhi's NPI number?
1699931527. 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 Harsha Varadhi, 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 patients153
Services billed to Medicare2,043
Different services or procedures41
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy (G6002)344 services
  2. Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc, per treatment session (G6015)331 services
  3. Continuing radiation therapy consultation per week (77336)153 services
  4. Radiation treatment delivery,3 or more separate treatment areas, custom blocking, tangential ports, wedges, rotational beam, compensators, electron beam; 20 mev or greater (G6014)125 services
  5. Radiation treatment management, 5 treatment sessions (77427)115 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%
  • Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)75%
  • Arthritis44%
  • Diabetes42%
  • Chronic kidney disease36%

Hospitals where Harsha Varadhi works

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

Group practices

Medicare enrollment lists Harsha Varadhi as a member of this group (CMS data updated October 2, 2026).

  • Affiliated Oncologists LLC44 clinicians in the group

Specialties

Find other Radiation Oncology doctors in Illinois →

Other radiation oncologists in Hazel Crest

Clinicians with the same Medicare primary specialty in Hazel Crest, IL — not a recommendation.

All radiation oncologists in Hazel Crest →

Other clinicians in Affiliated Oncologists LLC

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

Clinician information

CredentialMD
Medical schoolNorthwestern University Feinberg Medical School
Graduation year2005 (21 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1699931527
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