What is Gregory Mervenne's specialty?

Gregory Mervenne (NPI 1215955752) is a Medicare-billing provider whose primary specialty is Emergency Medicine in Grand Rapids, MI.

Where does Gregory Mervenne practice?

Gregory Mervenne practices in Grand Rapids, MI, based on the location reported in the CMS Medicare provider datasets for NPI 1215955752.

How much does Medicare pay Gregory Mervenne?

Gregory Mervenne (NPI 1215955752) received approximately $9K in total Medicare Part B payments, serving 83 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1215955752

Gregory MervenneMD

Emergency MedicineGrand Rapids, MII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$9K

Peer benchmark

Total Medicare services vs. 2,370 Emergency Medicine providers in MI — bottom quintile (cohort median 308).

PRESCRIBING · PART D · 2024

Total Rx claims

112

Beneficiaries

—

Total drug cost

$549

Distinct drugs

Brand share

25.0%

Top prescribed drugs

Methylprednisolone23 claims

Ciprofloxacin Hcl22 claims

Azithromycin20 claims

Cephalexin19 claims

Hydrocodone/Acetaminophen17 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.

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (2)

CCN 231319

Hospital

CCN 231322

Hospital

REFERRAL NETWORK

Where Gregory Mervenne'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). 34 inbound referrers · 27 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Daryl Diebler Nurse Practitioner · Grand Rapids, MI	28	61
Christopher Buchach Diagnostic Radiology · Grand Rapids, MI	27	45
PETERSON, NEIL	27	47
QUICK, JOHN	25	32
SPECTRUM HEALTH PRIMARY CARE PARTNERS	24	36
Craig Moore Diagnostic Radiology · Grand Rapids, MI	22	37
OPPERWALL, BARBARA	22	39
Jeffrey Hinman Diagnostic Radiology · Grand Rapids, MI	21	27
BOSANKO, CAROL MAE	19	23
Paul Shreve Diagnostic Radiology · Grand Rapids, MI	19	27
Christopher Cahill Emergency Medicine · Grand Rapids, MI	17	29
Andrew Shin Diagnostic Radiology · Grand Rapids, MI	16	24

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
SPECTRUM HEALTH HOSPITALS	57	154
REGENTS OF THE UNIVERSITY OF MICHIGAN	45	71
SPECTRUM HEALTH CONTINUING CARE	44	67
Life Ems Inc Ambulance Service Provider · Grand Rapids, MI	36	60
OPPERWALL, BARBARA	34	71
Courtney Lane Nurse Practitioner · Grand Rapids, MI	31	59
Daryl Diebler Nurse Practitioner · Grand Rapids, MI	26	60
SPECTRUM HEALTH PRIMARY CARE PARTNERS	25	38
Mario Orsini Diagnostic Radiology · Grand Rapids, MI	25	39
Paramed Inc Ambulance Service Provider · Grand Rapids, MI	24	43
THORNBURG, BARBARA	19	32
VANDERKOLK, HENRY	18	27

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