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Family Practice

Theresa M. Whittler, DO

Sees patients in Knoxville, TN · Tennessee

Summary

Dr. Theresa M. Whittler, DO is a family doctor at 2018 Western Ave, Knoxville, TN 37921. Phone: (423) 317-9344. Accepts Medicare assignment. In 2024, Theresa M. Whittler had 13 Original Medicare patients and 44 services. NPI 1740660893. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Family doctor (Medicare lists Family Practice)
  • Address: 2018 Western Ave, Knoxville, TN 37921 · Directions
  • Phone: (423) 317‑9344
  • Medicare: Accepts Medicare assignment
  • Group practice: Cherokee Health Systems
  • Medical school: Kansas City University Of Med & Biosciences, College Of Osteo Med · graduated 2015 (11 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Theresa M. Whittler, 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 Theresa M. Whittler accept Medicare assignment?
Yes. Medicare's clinician data says Theresa M. Whittler 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 Theresa M. Whittler see?
In 2024, CMS data shows 13 Original Medicare patients and 44 services for Theresa M. Whittler. This counts Original Medicare only and measures volume, not quality.
What is Theresa M. Whittler's NPI number?
1740660893. 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 Theresa M. Whittler, 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 patients13
Services billed to Medicare44
Different services or procedures13
Participating Medicare providerYes
Average age of these patients67

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%

Practice locations

Addresses where Theresa M. Whittler is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Theresa M. Whittler as a member of this group (CMS data updated October 2, 2026).

  • Cherokee Health Systems130 clinicians in the group

Specialties

Find other Family Practice doctors in Tennessee →

Other family doctors in Knoxville

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

All family doctors in Knoxville →

Other clinicians in Cherokee Health Systems

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

Clinician information

CredentialDO
Medical schoolKansas City University Of Med & Biosciences, College Of Osteo Med
Graduation year2015 (11 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1740660893
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians