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PROVIDER PROFILE · NPI 1902880511

William WittmanMD

PRACTICEBELLIN MEMORIAL HOSPITAL INCSee all providers at this practice →
Internal MedicineOconto Falls, WII
CROSS-REFERENCE

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OIG/SAM exclusion screening, sanctions history
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MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
294
Unique beneficiaries
—
Total services
580
Distinct HCPCS
5
Medicare payment
$38K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 1,244 Internal Medicine providers in WI — above median (cohort median 578).
PRESCRIBING · PART D · 2024
Total Rx claims
753
Beneficiaries
—
Total drug cost
$43K
Distinct drugs
23
Brand share
24.2%
Top prescribed drugs
Atorvastatin Calcium114 claims
Furosemide87 claims
Apixaban74 claims
Clopidogrel Bisulfate66 claims
Amlodipine Besylate59 claims
REFERRAL NETWORK

Where William Wittman'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
PhysicianPatientsVisits
BELLIN MEMORIAL HOSPITAL INC3574,079
Thomas Sullivan
Orthopedic Surgery · Green Bay, WI
78235
Rahul Verma
Cardiology · Green Bay, WI
56392
OCONTO HOSPITAL & MEDICAL CENTER INC55291
Robert Monette
Diagnostic Radiology · Green Bay, WI
45172
ARNHOLT, JEFF39147
GREWE, GREGORY36103
Tracey Befay
Physician Assistant · Green Bay, WI
33267
Nicholas Grimm
Physician Assistant · Marinette, WI
26128
CARRIGAN, PATRICK2575
Timothy Enright
Diagnostic Radiology · Mequon, WI
23123
COATES, JOHN22211
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.
QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.