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Dr. Eric R. Wiedower, DO

Hematology & Oncology (Hematology & Oncology Physician)

  • Medicare participating

At a glance

Years since graduation
16
In the NPI registry since
2010
Medicare patients seen, 2024
983

The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is

Education and training

  • 2010Registered with an NPI (national billing number; not a license date)

Medicare’s Care Compare data doesn’t list this clinician’s medical school. Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).

Specialties and state licenses

  • Hematology & Oncology Physician primary
    TN license 3015 · MS license 24301

As reported to the NPI registry. To confirm a license is current, check the state medical board.

Map: Hematology & Oncology per capita by county →

Where they work

Hospitals

Medical groups

Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.

Medicare patients and services

Medicare patients, 2024
983
Services billed
274,757
Patients’ average age
74
Most frequent Medicare services, 2023
ServiceTimesPatients
Injection, darbepoetin alfa, 1 microgram (non-esrd use)62,08051
Injection, nivolumab, 1 mg19,08016
Injection, pembrolizumab, 1 mg17,40026
Injection, daratumumab, 10 mg and hyaluronidase-fihj16,38018
Injection, oxaliplatin, 0.5 mg15,80015
Injection, ferric carboxymaltose, 1 mg13,50017
Injection, paclitaxel, 1 mg12,07625
Injection, dexamethasone sodium phosphate, 1 mg5,74699
Injection, denosumab, 1 mg4,80040
Injection, bevacizumab-awwb, biosimilar, (mvasi), 10 mg3,77016

Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.

Medicare prescriptions

Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.

Payments from drug and device companies

In 2025, 39 companies reported 166 payments worth $4,203 in total to this clinician.

By type
Food and Beverage$3,088
Long term medical supply or device loan$1,098
Education$15.99

What the payments were for

Largest payments other than meals
DateCompanyWhat it was forAmount
Jan 23, 2025Novartis Pharmaceuticals Corporation
Jan 23, 2025
Long term medical supply or device loan
KISQALI · Oncology · in-kind
$99.70
Feb 21, 2025Novartis Pharmaceuticals Corporation
Feb 21, 2025
Long term medical supply or device loan
KISQALI · Oncology · in-kind
$99.70
Mar 26, 2025Novartis Pharmaceuticals Corporation
Mar 26, 2025
Long term medical supply or device loan
KISQALI · Oncology · in-kind
$99.70
May 15, 2025Novartis Pharmaceuticals Corporation
May 15, 2025
Long term medical supply or device loan
KISQALI · Oncology · in-kind
$99.70
Apr 24, 2025Novartis Pharmaceuticals Corporation
Apr 24, 2025
Long term medical supply or device loan
KISQALI · Oncology · in-kind
$99.70
Jun 12, 2025Novartis Pharmaceuticals Corporation
Jun 12, 2025
Long term medical supply or device loan
KISQALI · Oncology · in-kind
$99.70
Aug 21, 2025Novartis Pharmaceuticals Corporation
Aug 21, 2025
Long term medical supply or device loan
KISQALI · Oncology · in-kind
$83.33
Oct 23, 2025Novartis Pharmaceuticals Corporation
Oct 23, 2025
Long term medical supply or device loan
KISQALI · Oncology · in-kind
$83.33
Nov 26, 2025Novartis Pharmaceuticals Corporation
Nov 26, 2025
Long term medical supply or device loan
KISQALI · Oncology · in-kind
$83.33
Dec 30, 2025Novartis Pharmaceuticals Corporation
Dec 30, 2025
Long term medical supply or device loan
KISQALI · Oncology · in-kind
$83.33
All 13 payments other than meals, newest first
All payments other than meals
DateCompanyWhat it was forAmount
Dec 30, 2025Novartis Pharmaceuticals Corporation
Dec 30, 2025
Long term medical supply or device loan
KISQALI · Oncology · in-kind
$83.33
Nov 26, 2025Novartis Pharmaceuticals Corporation
Nov 26, 2025
Long term medical supply or device loan
KISQALI · Oncology · in-kind
$83.33
Oct 27, 2025Legend Biotech USA Inc.
Oct 27, 2025
Education
CARVYKTI · Oncology · in-kind
$15.99
Oct 23, 2025Novartis Pharmaceuticals Corporation
Oct 23, 2025
Long term medical supply or device loan
KISQALI · Oncology · in-kind
$83.33
Sep 19, 2025Novartis Pharmaceuticals Corporation
Sep 19, 2025
Long term medical supply or device loan
KISQALI · Oncology · in-kind
$83.33
Aug 21, 2025Novartis Pharmaceuticals Corporation
Aug 21, 2025
Long term medical supply or device loan
KISQALI · Oncology · in-kind
$83.33
Jul 25, 2025Novartis Pharmaceuticals Corporation
Jul 25, 2025
Long term medical supply or device loan
KISQALI · Oncology · in-kind
$83.33
Jun 12, 2025Novartis Pharmaceuticals Corporation
Jun 12, 2025
Long term medical supply or device loan
KISQALI · Oncology · in-kind
$99.70
May 15, 2025Novartis Pharmaceuticals Corporation
May 15, 2025
Long term medical supply or device loan
KISQALI · Oncology · in-kind
$99.70
Apr 24, 2025Novartis Pharmaceuticals Corporation
Apr 24, 2025
Long term medical supply or device loan
KISQALI · Oncology · in-kind
$99.70
Mar 26, 2025Novartis Pharmaceuticals Corporation
Mar 26, 2025
Long term medical supply or device loan
KISQALI · Oncology · in-kind
$99.70
Feb 21, 2025Novartis Pharmaceuticals Corporation
Feb 21, 2025
Long term medical supply or device loan
KISQALI · Oncology · in-kind
$99.70
Jan 23, 2025Novartis Pharmaceuticals Corporation
Jan 23, 2025
Long term medical supply or device loan
KISQALI · Oncology · in-kind
$99.70

Each payment as the company reported it, with the products it named. Meals are counted in the totals above but not listed one by one.

From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.

Who received the most in Tennessee →

Other Hematology & Oncology clinicians in Germantown

Sources

NPI registry (CMS NPPES, November 2026; record last updated January 12, 2021), Medicare Care Compare, Medicare Physician & Other Practitioners (2024), Medicare Part D Prescribers (2024) and Open Payments (2025). Information is self-reported or billed data and may be out of date; call before visiting.

NPI 1154633857. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.