What is John Gribar's specialty?

John Gribar (NPI 1770600462) is a Medicare-billing provider whose primary specialty is Interventional Cardiology in Holland, MI.

Where does John Gribar practice?

John Gribar practices in Holland, MI, based on the location reported in the CMS Medicare provider datasets for NPI 1770600462.

How much does Medicare pay John Gribar?

John Gribar (NPI 1770600462) received approximately $58K in total Medicare Part B payments, serving 376 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1770600462

John GribarM.D., M HSC.

PRACTICEEPI PCSee all providers at this practice →

Interventional CardiologyHolland, MII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

575

Unique beneficiaries

—

Total services

602

Distinct HCPCS

Medicare payment

$32K

Peer benchmark

Total Medicare services vs. 141 Interventional Cardiology providers in MI — below median (cohort median 1,616).

PRESCRIBING · PART D · 2024

Total Rx claims

3,938

Beneficiaries

—

Total drug cost

$821K

Distinct drugs

Brand share

31.4%

Top prescribed drugs

Rosuvastatin Calcium443 claims

Atorvastatin Calcium359 claims

Carvedilol283 claims

Empagliflozin267 claims

Metoprolol Succinate222 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$280

Payment records

By payment type

Food and Beverage$280

Top paying entities

Food and Beverage$280

REFERRAL NETWORK

Where John Gribar'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). 33 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
William Frauenheim Cardiology · Holland, MI	94	272
Stephen Mauger Hospitalist · Midland, MI	88	311
SPECTRUM HEALTH PRIMARY CARE PARTNERS	85	162
Gregory Bernath Interventional Cardiology · Naples, FL	62	161
Bartholomew Sak Internal Medicine · Muskegon, MI	55	178
Gerald Perriguey Diagnostic Radiology · Holland, MI	55	137
ZEELAND COMMUNITY HOSPITAL	54	134
NPI 1104848712	53	96
Lynn Cronin Cardiology · Norfolk, VA	50	123
Jennifer Bhunpaen Internal Medicine · Holland, MI	50	180
Ellen Jansyn Internal Medicine · Holland, MI	48	116
Edward Maas Diagnostic Radiology · Holland, MI	44	102

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