What is William Hartsell's specialty?

William Hartsell (NPI 1770574881) is a Medicare-billing provider whose primary specialty is Radiation Oncology in Warrenville, IL.

Where does William Hartsell practice?

William Hartsell practices in Warrenville, IL, based on the location reported in the CMS Medicare provider datasets for NPI 1770574881.

How much does Medicare pay William Hartsell?

William Hartsell (NPI 1770574881) received approximately $135K in total Medicare Part B payments, serving 424 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1770574881

William HartsellM.D.

PRACTICEILLINOIS PROTON CENTER LLCSee all providers at this practice →

Radiation OncologyWarrenville, ILI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

901

Unique beneficiaries

—

Total services

1,681

Distinct HCPCS

Medicare payment

$123K

Peer benchmark

Total Medicare services vs. 195 Radiation Oncology providers in IL — above median (cohort median 1,646).

PRESCRIBING · PART D · 2024

Total Rx claims

111

Beneficiaries

—

Total drug cost

$63K

Distinct drugs

Brand share

33.3%

Top prescribed drugs

Tamsulosin Hcl43 claims

Relugolix22 claims

Silodosin19 claims

Alfuzosin Hcl15 claims

Pentoxifylline12 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

$78

Payment records

By payment type

Food and Beverage$78

Top paying entities

Food and Beverage$78

REFERRAL NETWORK

Where William Hartsell'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). 8 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Vinai Gondi Radiation Oncology · Warrenville, IL	106	1,211
CENTRAL DUPAGE HOSPITAL ASSOCIATION	89	424
Patrick Sweeney Radiation Oncology · Hinsdale, IL	17	44
BOYER, MARTIN	14	23
Timothy Kruser Radiation Oncology · Madison, WI	13	41
DELNOR COMMUNITY HOSPITAL	13	38
Rajiv Patel Radiation Oncology · Elk Grove Village, IL	12	19
Gregory Zweig Diagnostic Radiology · Schaumburg, IL	11	26

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