What is Roger Maillefer's specialty?

Roger Maillefer (NPI 1558373696) is a Medicare-billing provider whose primary specialty is General Surgery in Sycamore, IL.

Where does Roger Maillefer practice?

Roger Maillefer practices in Sycamore, IL, based on the location reported in the CMS Medicare provider datasets for NPI 1558373696.

How much does Medicare pay Roger Maillefer?

Roger Maillefer (NPI 1558373696) received approximately $14K in total Medicare Part B payments, serving 83 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1558373696

Roger MailleferM.D.

PRACTICEDEKALB CLINIC CHARTEREDSee all providers at this practice →

General SurgerySycamore, ILI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$4K

Peer benchmark

Total Medicare services vs. 756 General Surgery providers in IL — bottom quintile (cohort median 318).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$76

Distinct drugs

Brand share

100.0%

Top prescribed drugs

Hydrocodone/Acetaminophen30 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Roger Maillefer'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). 28 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Rakesh Patel Internal Medicine · Allen, TX	44	242
Michael Hutchinson Diagnostic Radiology · Aurora, IL	38	109
RIFENBURG, NANCY	38	97
HAAB, ROGER	33	137
Sandy Kwak Diagnostic Radiology · Aurora, IL	29	78
GIBSON, DAVID	28	66
Nicholas Kennedy Interventional Radiology · Kamuela, HI	24	80
Aparna Vootkur Diagnostic Radiology · Aurora, IL	21	67
Todd Kroll Pathology · Elgin, IL	19	45
Stephen Goldman General Surgery · Sycamore, IL	19	92
Ridge Ambulance Service Inc Ambulance Service Provider · Montgomery, IL	18	65
Saim Qazi Pathology · Maywood, IL	18	67

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