PROVIDER PROFILE · NPI 1558382911

Aaron GreenspanMD

GastroenterologySaint Louis, MOI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

241

Unique beneficiaries

—

Total services

254

Distinct HCPCS

Medicare payment

$22K

Peer benchmark

Total Medicare services vs. 294 Gastroenterology providers in MO — below median (cohort median 585).

PRESCRIBING · PART D · 2024

Total Rx claims

1,066

Beneficiaries

—

Total drug cost

$756K

Distinct drugs

Brand share

29.5%

Top prescribed drugs

Omeprazole244 claims

Pantoprazole Sodium155 claims

Famotidine101 claims

Peg3350/Sod Sulf,bicarb,cl/Kcl80 claims

Linaclotide69 claims

QUALITY · MIPS · 2024

Final MIPS score

91.0

Quality

72.1

Cost

0.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.68%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$643

Payment records

By payment type

Food and Beverage$643

REFERRAL NETWORK

Where Aaron Greenspan'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). 51 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
LOLOS, CHERYL	138	170
Medstar Ambulance Inc Ambulance Service Provider · Sparta, IL	59	115
Satyen Patel Hospitalist · Belleville, IL	35	86
Christopher Norbet Diagnostic Radiology · Springfield, IL	35	64
Mission Care Of Illinois Llc Ambulance Service Provider · Belleville, IL	34	61
Mohammad Vakassi Cardiology · Saint Louis, MO	32	74
DUMONTIER, CHARLES	27	45
Aaron Settler Diagnostic Radiology · Springfield, IL	27	37
Jayant Amberker Diagnostic Radiology · Belleville, IL	24	36
James Farn Diagnostic Radiology · Springfield, IL	23	33
HOLDENER, GREGORY	23	47
Adam Taves Diagnostic Radiology · St. Charles, MO	22	33

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.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history