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PROVIDER PROFILE · NPI 1376657957

Marshall GreimanMD

PRACTICEMERCY CLINICS INCSee all providers at this practice →
OtolaryngologyClive, IAI
CROSS-REFERENCE

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OIG/SAM exclusion screening, sanctions history
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PRESCRIBING · PART D · 2024
Total Rx claims
470
Beneficiaries
—
Total drug cost
$6K
Distinct drugs
16
Brand share
5.7%
Top prescribed drugs
Omeprazole68 claims
Gabapentin61 claims
Pantoprazole Sodium51 claims
Ipratropium Bromide41 claims
Famotidine36 claims
QUALITY · MIPS · 2024
No data available for this provider in 2024.
REFERRAL NETWORK

Where Marshall Greiman'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). 7 inbound referrers · 16 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
CATHOLIC HEALTH INITIATIVES-IOWA CORP92192
Indunil Karunasekera
Diagnostic Radiology · Des Moines, IA
2133
Mitchell Erickson
Diagnostic Radiology · Des Moines, IA
1832
Randolph Rough
Cardiology · West Des Moines, IA
1631
Sharon Ranes
Audiologist · Clive, IA
1320
Roman Mirsky
Diagnostic Radiology · Des Moines, IA
1114
CENTRAL IOWA HOSPITAL CORPORATION1114
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
CATHOLIC HEALTH INITIATIVES-IOWA CORP100249
CATHOLIC HEALTH INITIATIVES-IOWA CORP65132
Catholic Health Initiatives-Iowa Corp
Independent Diagnostic Testing Facility (IDTF) · Clive, IA
3663
Mary Summers
Audiologist · Clive, IA
2425
CATHOLIC HEALTH INITIATIVES - IOWA CORP2143
George Brown
Diagnostic Radiology · Des Moines, IA
2036
YOUNG, WILLIAM1841
Randolph Rough
Cardiology · West Des Moines, IA
1726
Lisa Gardner
Audiologist · Clive, IA
1619
Indunil Karunasekera
Diagnostic Radiology · Des Moines, IA
1631
Mitchell Erickson
Diagnostic Radiology · Des Moines, IA
1416
Robert Moran
Family Practice · Loveland, CO
1337
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.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
626
Unique beneficiaries
—
Total services
735
Distinct HCPCS
9
Medicare payment
$49K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 87 Otolaryngology providers in IA — below median (cohort median 929).