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PROVIDER PROFILE · NPI 1356325328

David WilliamsM.D.

Emergency MedicineChicago, ILI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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QUALITY · MIPS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
158
Unique beneficiaries
—
Total services
176
Distinct HCPCS
3
Medicare payment
$21K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 2,228 Emergency Medicine providers in IL — below median (cohort median 344).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$20
Payment records
1
By payment type
Food and Beverage$20
REFERRAL NETWORK

Where David Williams'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 · 85 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
YAP, MARK76130
Ralf Barckhausen
Diagnostic Radiology · Ocala, FL
6396
Malcolm Williamson
Diagnostic Radiology · Ocala, FL
4469
Caleb Rivera
Interventional Radiology · Ocala, FL
4468
Edson Cortes
Diagnostic Radiology · Ocala, FL
3964
David Mckay
Interventional Radiology · Ocala, FL
3249
Anish Khanna
Internal Medicine · Ocala, FL
3153
Laboratory Corporation Of America
Clinical Laboratory · Tampa, FL
3060
MUNROE HMA HOSPITAL LLC3065
Ratnasabapathy Sivasekaran
Internal Medicine · Ocala, FL
2983
Lan Luo
Cardiology · Ocala, FL
2945
TRIGG, LANCE2946
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
MARION COMMUNITY HOSPITAL, INC.500887
Marion County Board Of Commissioner
Ambulance Service Provider · Ocala, FL
238383
Tong Liu
Cardiology · Ocala, FL
115178
John Boon
Diagnostic Radiology · Ocala, FL
88134
Quest Diagnostics Clinical Laboratories Inc
Clinical Laboratory · Tampa, FL
66152
Kareem Bohsali
Interventional Radiology · Ocala, FL
63110
John Scales
Interventional Radiology · Gainesville, GA
5990
RADUNS, KERRY5692
John Cain
Diagnostic Radiology · Ocala, FL
5071
Jose Roman
Internal Medicine · Ocala, FL
5067
YAP, MARK4975
Ryan Tompkins
Diagnostic Radiology · Ocala, FL
4864
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.