What is Thomas Klinkhammer's specialty?

Thomas Klinkhammer (NPI 1851479067) is a Medicare-billing provider whose primary specialty is Hematology-Oncology in Weston, WI.

Where does Thomas Klinkhammer practice?

Thomas Klinkhammer practices in Weston, WI, based on the location reported in the CMS Medicare provider datasets for NPI 1851479067.

How much does Medicare pay Thomas Klinkhammer?

Thomas Klinkhammer (NPI 1851479067) received approximately $134K in total Medicare Part B payments, serving 199 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1851479067

Thomas KlinkhammerMD

Hematology-OncologyWeston, WII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

406

Unique beneficiaries

—

Total services

667

Distinct HCPCS

Medicare payment

$123K

Peer benchmark

Total Medicare services vs. 202 Hematology-Oncology providers in WI — above median (cohort median 680).

PRESCRIBING · PART D · 2024

Total Rx claims

252

Beneficiaries

—

Total drug cost

$31K

Distinct drugs

Brand share

22.2%

Top prescribed drugs

Ondansetron Hcl42 claims

Tamoxifen Citrate32 claims

Prochlorperazine Maleate29 claims

Sulfamethoxazole/Trimethoprim24 claims

Apixaban21 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$132

Payment records

By payment type

Food and Beverage$132

Top paying entities

Food and Beverage$132

REFERRAL NETWORK

Where Thomas Klinkhammer's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 27 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
MERCY MEDICAL CENTER OF OSHKOSH, INC.	126	1,514
Karen Gremminger Medical Oncology · Globe, AZ	76	1,899
ASCENSION NE WISCONSIN, INC	31	109
Corbin Asbury Diagnostic Radiology · Neenah, WI	31	196
Robert Garofalo Diagnostic Radiology · Neenah, WI	24	140
Douglas Conners Diagnostic Radiology · New Berlin, WI	24	93
LARSON, PAUL	20	94
Daniel Macksood Diagnostic Radiology · Neenah, WI	19	57
Timothy Goggins Hematology-Oncology · Germantown, WI	19	235
Daren Tompkins Pathology · Oshkosh, WI	18	111
Hong Xie Diagnostic Radiology · Neenah, WI	17	66
Sumit Ringwala Cardiology · Green Bay, WI	16	54

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events