PROVIDER PROFILE · NPI 1386786044

William MerhiDO

CardiologyGrand Rapids, MII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

261

Unique beneficiaries

—

Total services

264

Distinct HCPCS

Medicare payment

$68K

Peer benchmark

Total Medicare services vs. 628 Cardiology providers in MI — bottom quintile (cohort median 1,777).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$11K

Distinct drugs

Brand share

32.2%

Top prescribed drugs

Prednisone24 claims

Apixaban19 claims

Amoxicillin16 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$19K

Payment records

By payment type

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$14K

Travel and Lodging$3K

Food and Beverage$2K

REFERRAL NETWORK

Where William Merhi'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). 77 inbound referrers · 148 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
SPECTRUM HEALTH UNITED	147	1,137
HEISER, JOHN	107	829
GRIGGS, THOMAS	60	132
SPECTRUM HEALTH PRIMARY CARE PARTNERS	52	165
Leena Mammen Diagnostic Radiology · Fayetteville, NC	48	117
Lindsay Gibbons Nurse Practitioner · Grand Rapids, MI	45	93
Duane Berkompas Interventional Cardiology · Grand Rapids, MI	43	229
Andrew Shin Diagnostic Radiology · Grand Rapids, MI	42	100
County Of Montcalm Ambulance Service Provider · Stanton, MI	40	91
Christopher Buchach Diagnostic Radiology · Grand Rapids, MI	39	63
Sara Cox Physician Assistant · Greenville, MI	38	84
Craig Moore Diagnostic Radiology · Grand Rapids, MI	35	65

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
SPECTRUM HEALTH HOSPITALS	375	2,381
Tejinder Mander Cardiology · Greenville, MI	173	677
SPECTRUM HEALTH UNITED	169	1,565
Harvinder Singh Cardiology · Grand Rapids, MI	147	547
REGENTS OF THE UNIVERSITY OF MICHIGAN	115	403
HEISER, JOHN	74	523
SAINT MARY'S HEALTH SERVICES	72	246
HAROLDS, JAY	61	151
THORNBURG, BARBARA	53	148
Ronald Vanderlaan Cardiology · Grand Rapids, MI	53	152
SPECTRUM HEALTH PRIMARY CARE PARTNERS	50	147
METROPOLITAN HOSPITAL	47	152

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