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Radiation Oncology

Teresa A. Oldham, MD

Works at hospitals in Bloomington, IN · Indiana

Summary

Dr. Teresa A. Oldham, MD is a radiation oncologist at 1701 N Senate Blvd, Indianapolis, IN 46202. Phone: (888) 484-3258. Accepts Medicare assignment. In 2024, Teresa A. Oldham had 130 Original Medicare patients and 502 services. NPI 1841335874. 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: 1701 N Senate Blvd, Indianapolis, IN 46202 · Directions (5 more locations)
  • Phone: (888) 484‑3258
  • Medicare: Accepts Medicare assignment
  • Hospital: Indiana University Health Bloomington Hospital
  • Group practice: IU Health Medical Group LLC (+1 more)
  • Medical school: University Of Tennessee, Hsc, College Of Medicine · graduated 1997 (29 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Teresa A. Oldham, 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 Teresa A. Oldham accept Medicare assignment?
Yes. Medicare's clinician data says Teresa A. Oldham 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 Teresa A. Oldham see?
In 2024, CMS data shows 130 Original Medicare patients and 502 services for Teresa A. Oldham. This counts Original Medicare only and measures volume, not quality.
What is Teresa A. Oldham's NPI number?
1841335874. 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 Teresa A. Oldham, 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 patients130
Services billed to Medicare502
Different services or procedures16
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Ct guidance for insertion of radiation therapy fields (77014)263 services
  2. Radiation treatment management, 5 treatment sessions (77427)83 services
  3. Obtaining data needed to develop the optimal radiation treatment, 1 treatment area (77280)19 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%
  • Arthritis48%
  • Diabetes42%
  • Depression34%

Hospitals where Teresa A. Oldham works

Medicare's Facility Affiliation Data lists Teresa A. Oldham 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 Teresa A. Oldham is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 6; the Medicare profile lists all.

Group practices

Medicare enrollment lists Teresa A. Oldham as a member of these groups (CMS data updated October 2, 2026).

  • IU Health Medical Group LLC4,462 clinicians in the group
  • Indiana University Health Southern Indiana Physicians LLC463 clinicians in the group

Specialties

Find other Radiation Oncology doctors in Indiana →

Other radiation oncologists in Indianapolis

Clinicians with the same Medicare primary specialty in Indianapolis, IN — not a recommendation.

All radiation oncologists in Indianapolis →

Other clinicians in IU Health Medical Group LLC

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

Clinician information

CredentialMD
Medical schoolUniversity Of Tennessee, Hsc, College Of Medicine
Graduation year1997 (29 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1841335874
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