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Radiation Oncology

Martha K. Tibbs, MD

Works at hospitals in Memphis, TN · Tennessee

Summary

Dr. Martha K. Tibbs, MD is a radiation oncologist at 1265 Union Ave, Memphis, TN 38104. Phone: (901) 516-7600. Accepts Medicare assignment. In 2024, Martha K. Tibbs had 56 Original Medicare patients and 419 services. NPI 1417901570. 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: 1265 Union Ave, Memphis, TN 38104 · Directions (1 more location)
  • Phone: (901) 516‑7600
  • Medicare: Accepts Medicare assignment
  • Hospitals: Methodist Hospitals of Memphis, Regional One Health
  • Group practice: Memphis Radiological PC
  • Medical school: Columbia University College Of Physicians And Surgeons · graduated 1992 (34 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Martha K. Tibbs, 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 Martha K. Tibbs accept Medicare assignment?
Yes. Medicare's clinician data says Martha K. Tibbs 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 Martha K. Tibbs see?
In 2024, CMS data shows 56 Original Medicare patients and 419 services for Martha K. Tibbs. This counts Original Medicare only and measures volume, not quality.
What is Martha K. Tibbs's NPI number?
1417901570. 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 Martha K. Tibbs, 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 patients56
Services billed to Medicare419
Different services or procedures23
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Ct guidance for insertion of radiation therapy fields (77014)91 services
  2. Calculation of radiation therapy dose (77300)65 services
  3. Design and construction of complex radiation treatment device (77334)44 services
  4. Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy (G6002)41 services
  5. Radiation treatment management, 5 treatment sessions (77427)38 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 cholesterol68%
  • Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)64%
  • Diabetes41%
  • Arthritis38%
  • Anxiety36%

Hospitals where Martha K. Tibbs works

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

Group practices

Medicare enrollment lists Martha K. Tibbs as a member of this group (CMS data updated October 2, 2026).

  • Memphis Radiological PC50 clinicians in the group

Specialties

Find other Radiation Oncology doctors in Tennessee →

Other radiation oncologists in Memphis

Clinicians with the same Medicare primary specialty in Memphis, TN — not a recommendation.

All radiation oncologists in Memphis →

Other clinicians in Memphis Radiological PC

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

Clinician information

CredentialMD
Medical schoolColumbia University College Of Physicians And Surgeons
Graduation year1992 (34 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1417901570
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