PROVIDER PROFILE · NPI 1801904008

S. Christopher MalaisrieM.D.

Cardiac SurgeryChicago, ILI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

256

Unique beneficiaries

—

Total services

257

Distinct HCPCS

Medicare payment

$130K

Peer benchmark

Total Medicare services vs. 46 Cardiac Surgery providers in IL — top quintile (cohort median 319).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

95.2

Quality

83.0

Cost

0.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.85%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$27K

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$12K

Consulting Fee$8K

Honoraria$4K

Food and Beverage$3K

Travel and Lodging$58

REFERRAL NETWORK

Where S. Christopher Malaisrie'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). 35 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
NORTHWESTERN MEMORIAL HEALTHCARE	206	874
Rishi Agrawal Diagnostic Radiology · Houston, TX	52	148
Robert Silverberg Cardiology · Chicago, IL	50	224
Mark Ricciardi Interventional Cardiology · Evanston, IL	47	164
WIGGINS, CAROLYN	43	109
David Mehlman Cardiology · Chicago, IL	42	102
Preeti Kansal Cardiology · Chicago, IL	41	147
Eric Hart Diagnostic Radiology · Chicago, IL	35	98
Jyothy Puthumana Cardiology · Chicago, IL	33	116
Patricia Vassallo Cardiology · Chicago, IL	33	152
Nausheen Akhter Cardiology · Chicago, IL	32	71
Thomas Grant Diagnostic Radiology · Chicago, IL	30	89

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