PROVIDER PROFILE · NPI 1609843663

Gregory SpielbauerMD

PRACTICEELMBROOK INTERNAL MEDICINE ASSOCIATES S.C.See all providers at this practice →

Internal MedicineBrookfield, WII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

742

Unique beneficiaries

—

Total services

904

Distinct HCPCS

Medicare payment

$72K

Peer benchmark

Total Medicare services vs. 1,244 Internal Medicine providers in WI — above median (cohort median 578).

PRESCRIBING · PART D · 2024

Total Rx claims

11,358

Beneficiaries

—

Total drug cost

$929K

Distinct drugs

130

Brand share

19.1%

Top prescribed drugs

Atorvastatin Calcium941 claims

Amlodipine Besylate680 claims

Rosuvastatin Calcium567 claims

Lisinopril539 claims

Olmesartan Medoxomil468 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Gregory Spielbauer'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). 17 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Ascension Wisconsin Laboratories, Inc Clinical Laboratory · Milwaukee, WI	315	1,527
ASCENSION SE WISCONSIN HOSPITAL, INC	242	714
FROEDTERT MEMORIAL LUTHERAN HOSPITAL, INC.	40	109
Katherine Hallenbeck Diagnostic Radiology · St Francis, WI	34	58
Benjamin Williams Cardiology · Edina, MN	34	96
James Walker Diagnostic Radiology · Milwaukee, WI	33	60
ENGLE, DAVID	25	47
David Groden Cardiology · Brookfield, WI	19	60
WHEATON FRANCISCAN HOME HEALTH & HOSPICE, LLC	19	35
Michael Schneider Internal Medicine · Brookfield, WI	16	26
ROZNIK, MARK	16	29
Krishna Kumar Interventional Cardiology · Summit, WI	12	58

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