caretrace.iopowered by▸healthparse
SearchCohort Builder
Tools▾
KOL FinderTerritoriesDrug Compare
AI Query
Browse▾
By stateBy specialty
Pricing
SearchCohort BuilderToolsKOL FinderTerritoriesDrug CompareAI QueryBrowseBy stateBy specialtyPricing
PROVIDER PROFILE · NPI 1336382720

William PorterM.D.

PathologyArlington Heights, ILI
CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore
OIG/SAM exclusion screening, sanctions history
© 2026 CareTrace
PricingContactPrivacyTerms
PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
3,446
Unique beneficiaries
—
Total services
5,448
Distinct HCPCS
27
Medicare payment
$141K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 512 Pathology providers in IL — top quintile (cohort median 1,607).
QUALITY · MIPS · 2024
Final MIPS score
90.0
Quality
80.0
Cost
0.0
Improvement activities
40.0
Promoting interop.
0.0
Payment adjustment
0.63%
Group
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$34
Payment records
2
By payment type
Food and Beverage$34
Top paying entities
Food and Beverage$34
REFERRAL NETWORK

Where William Porter'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). 90 inbound referrers · 169 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Stephen Zivin
Diagnostic Radiology · Madison, CT
90110
Marc Roy
Diagnostic Radiology · Arlington Heights, IL
74111
Kenneth Spero
Diagnostic Radiology · Arlington Heights, IL
6991
David Dubois
Diagnostic Radiology · Saint Louis, MO
6385
Evan Oblonsky
Diagnostic Radiology · Arlington Heights, IL
5784
Carl Kalbhen
Diagnostic Radiology · Arlington Heights, IL
5474
Scott Preusen
Diagnostic Radiology · Springfield, IL
5073
Michael Bauer
Cardiology · Arlington Heights, IL
4564
Northwest Community Day Surgery Center Ii Llc
Ambulatory Surgical Center · Arlington Heights, IL
3739
MELLIERE, BRAD3544
Emmanuel Loutrianakis
Cardiology · Mount Vernon, IL
3566
Ashish Arora
Gastroenterology · Elmhurst, IL
3568
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
NORTHWEST COMMUNITY HOSPITAL7281,215
Advantage Ambulance, Inc
Ambulance Service Provider · Schaumburg, IL
110148
Allan Malmed
Diagnostic Radiology · Arlington Heights, IL
78108
Anthony Malone
Diagnostic Radiology · Arlington Heights, IL
78113
Quest Diagnostics Llc Il
Clinical Laboratory · Wood Dale, IL
73110
Willis Parsons
Gastroenterology · Arlington Heights, IL
66231
Clifford Wolf
Diagnostic Radiology · Arlington Heights, IL
6492
Ian Boiskin
Diagnostic Radiology · Arlington Heights, IL
6394
Jonathan Barker
Diagnostic Radiology · Arlington Heights, IL
6294
Lindsey Rabushka
Diagnostic Radiology · Arlington Heights, IL
6182
MELLIERE, BRAD5995
Stephen Zivin
Diagnostic Radiology · Madison, CT
5782
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.