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Advanced Heart Failure and Transplant Cardiology

Timothy J. Fendler, MD

Works at hospitals in Chillicothe, MO · Lees Summit, MO · Overland Park, KS … · Missouri, Kansas

Summary

Dr. Timothy J. Fendler, MD is a heart failure and transplant cardiologist at 12300 Metcalf Ave, Overland Park, KS 66213. Phone: (913) 317-7000. Accepts Medicare assignment. In 2024, Timothy J. Fendler had 819 Original Medicare patients and 1,320 services. NPI 1639490030. 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 Timothy J. Fendler, 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 Timothy J. Fendler accept Medicare assignment?
Yes. Medicare's clinician data says Timothy J. Fendler 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 Timothy J. Fendler see?
In 2024, CMS data shows 819 Original Medicare patients and 1,320 services for Timothy J. Fendler. This counts Original Medicare only and measures volume, not quality.
What is Timothy J. Fendler's NPI number?
1639490030. 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 Timothy J. Fendler, 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 patients819
Services billed to Medicare1,320
Different services or procedures43
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)259 services
  2. Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (93306)258 services
  3. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)101 services
  4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)95 services
  5. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)89 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%
  • Ischemic heart disease60%
  • Heart failure59%
  • Chronic kidney disease50%
  • Atrial fibrillation50%

Hospitals where Timothy J. Fendler works

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

Group practices

Medicare enrollment lists Timothy J. Fendler as a member of this group (CMS data updated October 2, 2026).

  • Saint Lukes Physician Group Inc1,237 clinicians in the group

Specialties

Find other Advanced Heart Failure and Transplant Cardiology doctors in Kansas →

Other heart failure and transplant cardiologists in Overland Park

Clinicians with the same Medicare primary specialty in Overland Park, KS — not a recommendation.

All heart failure and transplant cardiologists in Overland Park →

Other clinicians in Saint Lukes Physician Group Inc

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

Clinician information

CredentialMD
Medical schoolUniversity Of Kansas School Of Med (kc/wich/sal)
Graduation year2010 (16 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1639490030
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