PROVIDER PROFILE · NPI 1386668192

John CharlsonM.D.

Medical OncologyMilwaukee, WII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

227

Unique beneficiaries

—

Total services

529

Distinct HCPCS

Medicare payment

$24K

Peer benchmark

Total Medicare services vs. 48 Medical Oncology providers in WI — below median (cohort median 579).

PRESCRIBING · PART D · 2024

Total Rx claims

237

Beneficiaries

—

Total drug cost

$793K

Distinct drugs

Brand share

17.3%

Top prescribed drugs

Imatinib Mesylate89 claims

Ondansetron Hcl36 claims

Letrozole17 claims

Tramadol Hcl16 claims

Bumetanide15 claims

QUALITY · MIPS · 2024

Final MIPS score

88.0

Quality

82.8

Cost

77.2

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.55%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$19K

Payment records

By payment type

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$9K

Consulting Fee$4K

Honoraria$4K

Travel and Lodging$2K

Food and Beverage$460

REFERRAL NETWORK

Where John Charlson'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). 17 inbound referrers · 30 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
FROEDTERT MEMORIAL LUTHERAN HOSPITAL, INC.	207	3,844
WAUGH, JULIE	44	130
Dhiraj Baruah Diagnostic Radiology · Ardmore, PA	21	62
Sujan Fernando Diagnostic Radiology · Milwaukee, WI	21	136
Kathryn Bylow Hematology-Oncology · Milwaukee, WI	21	131
MALMSTEN, CATHARINE	18	74
FOLEY, WILLIAM	17	100
Evgueni Fayn Clinical Cardiac Electrophysiology · Milwaukee, WI	17	68
WEIN, MELISSA	16	44
James Thomas Hematology-Oncology · Milwaukee, WI	15	156
Stuart Wong Hematology-Oncology · Milwaukee, WI	15	61
Kaushik Shahir Diagnostic Radiology · Milwaukee, WI	15	67

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
FROEDTERT MEMORIAL LUTHERAN HOSPITAL, INC.	121	2,625
Wisconsin Diagnostic Laboratories Llc Clinical Laboratory · Milwaukee, WI	21	87
GOODMAN, LAWRENCE	20	61
HORIZON HOME CARE & HOSPICE, INC.	19	66
WIGER, KRISTA	19	115
Kathryn Bylow Hematology-Oncology · Milwaukee, WI	19	146
Keith Baynes Radiation Oncology · La Crosse, WI	19	76
Kaushik Shahir Diagnostic Radiology · Milwaukee, WI	19	78
Guillermo Carrera Diagnostic Radiology · Milwaukee, WI	19	43
Ben George Hematology-Oncology · Rochester, MN	18	128
WAUGH, JULIE	18	81
Stuart Wong Hematology-Oncology · Milwaukee, WI	16	74

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