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PROVIDER PROFILE · NPI 1477569499

Douglas MarshallM.D.

PRACTICEMARSHALL INTERNAL MEDICINE, S.C.See all providers at this practice →
Internal MedicineMorton, ILI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
QUALITY · MIPS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
Total Rx claims
6,500
Beneficiaries
—
Total drug cost
$612K
Distinct drugs
105
Brand share
22.4%
Top prescribed drugs
Rosuvastatin Calcium518 claims
Levothyroxine Sodium323 claims
Omeprazole316 claims
Amlodipine Besylate241 claims
Atorvastatin Calcium220 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
1,424
Unique beneficiaries
—
Total services
2,583
Distinct HCPCS
23
Medicare payment
$134K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 3,790 Internal Medicine providers in IL — top quintile (cohort median 760).
REFERRAL NETWORK

Where Douglas Marshall'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). 15 inbound referrers · 25 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
SAINT FRANCIS MEDICAL CENTER3094,367
Tiereny Minassian
Nurse Practitioner · Schaumburg, IL
62253
METHODIST MEDICAL CENTER OF ILLINOIS53385
Kyle Bertrand
Diagnostic Radiology · Peoria, IL
1879
PEKIN MEMORIAL HOSPITAL17273
NPI 12251856301741
Christine Kancius
Podiatry · Morton, IL
17106
INSTITUTE OF PHYSICAL MEDICINE AND REHABILITATION1654
Janice Takata Rossi
Internal Medicine · Morton, IL
14109
Christopher Kroodsma
Dermatology · Peoria, IL
1454
Bradley Johnson
Diagnostic Radiology · Peoria, IL
1360
CROSS, AMANDA1375
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
SAINT FRANCIS MEDICAL CENTER2142,444
Tiereny Minassian
Nurse Practitioner · Schaumburg, IL
82315
METHODIST MEDICAL CENTER OF ILLINOIS42332
Jessica Guingrich
Diagnostic Radiology · Peoria, IL
2278
Peter Shile
Diagnostic Radiology · Peoria, IL
1861
INSTITUTE OF PHYSICAL MEDICINE AND REHABILITATION1771
George Trilikis
Diagnostic Radiology · Peoria, IL
1649
Christopher Kroodsma
Dermatology · Peoria, IL
1679
Kyle Bertrand
Diagnostic Radiology · Peoria, IL
1571
DIXON, GERALD1538
David Skillrud
Internal Medicine · Morton, IL
15199
Thomas Wyman
Ophthalmology · Peoria, IL
1455
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.