What is William Spear's specialty?

William Spear (NPI 1811085889) is a Medicare-billing provider whose primary specialty is Clinical Cardiac Electrophysiology in Evergreen Park, IL.

Where does William Spear practice?

William Spear practices in Evergreen Park, IL, based on the location reported in the CMS Medicare provider datasets for NPI 1811085889.

How much does Medicare pay William Spear?

William Spear (NPI 1811085889) received approximately $541K in total Medicare Part B payments, serving 2,259 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1811085889

William SpearM.D.

PRACTICECHICAGO HEART AND VASCULAR CENTERS LLCSee all providers at this practice →

Clinical Cardiac ElectrophysiologyEvergreen Park, ILI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

3,996

Unique beneficiaries

—

Total services

6,319

Distinct HCPCS

Medicare payment

$504K

Peer benchmark

Total Medicare services vs. 128 Clinical Cardiac Electrophysiology providers in IL — top quintile (cohort median 3,989).

PRESCRIBING · PART D · 2024

Total Rx claims

4,749

Beneficiaries

—

Total drug cost

$1.2M

Distinct drugs

Brand share

29.3%

Top prescribed drugs

Apixaban690 claims

Metoprolol Succinate664 claims

Flecainide Acetate442 claims

Losartan Potassium275 claims

Furosemide270 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$31K

Payment records

111

By payment type

Consulting Fee$20K

Food and Beverage$6K

Travel and Lodging$5K

Top paying entities

Consulting Fee$20K

Food and Beverage$6K

Travel and Lodging$5K

REFERRAL NETWORK

Where William Spear'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). 64 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Rashmi Raghuvir Cardiology · Oak Lawn, IL	126	543
Thomas Bump Clinical Cardiac Electrophysiology · Evergreen Park, IL	119	376
Masood Qazi Cardiology · Oak Lawn, IL	109	267
PIERCE, KENNETH	66	186
Jeffrey Neiger Clinical Cardiac Electrophysiology · Oak Lawn, IL	64	175
John Burke Clinical Cardiac Electrophysiology · Evergreen Park, IL	63	250
Joseph Mularczyk Cardiology · Evergreen Park, IL	63	150
High Technology Inc Independent Diagnostic Testing Facility (IDTF) · Palos Heights, IL	51	156
Joel Benveniste Diagnostic Radiology · Nashville, TN	44	150
FANAPOUR, FREDERICK	40	135
James Song Diagnostic Radiology · Oak Lawn, IL	40	80
City Of Chicago Ambulance Service Provider · Chicago, IL	39	108

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