PROVIDER PROFILE · NPI 1003997875

Darren BrennerM.D.

GastroenterologyChicago, ILI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

778

Unique beneficiaries

—

Total services

807

Distinct HCPCS

Medicare payment

$70K

Peer benchmark

Total Medicare services vs. 606 Gastroenterology providers in IL — above median (cohort median 726).

PRESCRIBING · PART D · 2024

Total Rx claims

1,195

Beneficiaries

—

Total drug cost

$503K

Distinct drugs

Brand share

55.7%

Top prescribed drugs

Linaclotide212 claims

Omeprazole119 claims

Pantoprazole Sodium116 claims

Sodium Chloride/Nahco3/Kcl/Peg94 claims

Prucalopride Succinate77 claims

QUALITY · MIPS · 2024

Final MIPS score

95.2

Quality

83.0

Cost

0.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.85%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$166K

Payment records

163

By payment type

Consulting Fee$61K

Compensation for serving as faculty or as a speaker for a medical education program$56K

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$34K

Travel and Lodging$9K

Food and Beverage$4K

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (6)

Hospital

Hospital

Hospital

Hospital

Hospital

Inpatient rehabilitation facility

REFERRAL NETWORK

Where Darren Brenner'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 · 25 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
NORTHWESTERN MEMORIAL HEALTHCARE	199	573
REHABILITATION INSTITUTE OF CHICAGO	27	55
ENDEAVOR HEALTH CLINICAL OPERATIONS	21	64
DAVISON, RICHARDO	12	27
CENTRAL DUPAGE HOSPITAL ASSOCIATION	11	22
Christian Stevoff Gastroenterology · Chicago, IL	11	13
Vahid Yaghmai Diagnostic Radiology · Chicago, IL	11	28

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
NORTHWESTERN MEMORIAL HEALTHCARE	343	1,165
RAO, SAMBASIVA	53	160
BEAUBIER, NIKE	32	95
ENDEAVOR HEALTH CLINICAL OPERATIONS	24	75
Guang-Yu Yang Pathology · Chicago, IL	23	61
REHABILITATION INSTITUTE OF CHICAGO	22	47
John Pandolfino Gastroenterology · Chicago, IL	21	54
David Mehlman Cardiology · Chicago, IL	17	44
Anne-Marie Boller Colorectal Surgery (Proctology) · Saint Paul, MN	17	78
STRIMLING, ARNOLD	16	85
Nishant Parekh Diagnostic Radiology · Chicago, IL	15	55
MILLER, JOHN	15	39

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