What is Carol Grabowski's specialty?

Carol Grabowski (NPI 1669582532) is a Medicare-billing provider whose primary specialty is Radiation Oncology in Appleton, WI.

Where does Carol Grabowski practice?

Carol Grabowski practices in Appleton, WI, based on the location reported in the CMS Medicare provider datasets for NPI 1669582532.

How much does Medicare pay Carol Grabowski?

Carol Grabowski (NPI 1669582532) received approximately $30K in total Medicare Part B payments, serving 49 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1669582532

Carol GrabowskiMD

PRACTICEFOX VALLEY HEMATOLOGY & ONCOLOGY, S.C.See all providers at this practice →

Radiation OncologyAppleton, WII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

107

Unique beneficiaries

—

Total services

191

Distinct HCPCS

Medicare payment

$14K

Peer benchmark

Total Medicare services vs. 124 Radiation Oncology providers in WI — bottom quintile (cohort median 1,156).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$1K

Distinct drugs

Brand share

27.1%

Top prescribed drugs

Tamsulosin Hcl23 claims

Hydrocodone/Acetaminophen13 claims

Ibuprofen12 claims

QUALITY · MIPS · 2024

Final MIPS score

80.6

Quality

55.5

Cost

71.5

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.23%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Carol Grabowski'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). 4 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Tod Speer Radiation Oncology · Madison, WI	34	456
MAPLE GROVE HOSPITAL CORPORATION	12	22
Nellie Bauer Diagnostic Radiology · Robbinsdale, MN	12	17
Mark Pilot Diagnostic Radiology · Robbinsdale, MN	11	15

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events