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PROVIDER PROFILE · NPI 1013118660

John GreggD.O.

PRACTICENORTH HALEDON MEDICAL, PCSee all providers at this practice →
Family PracticeWayne, NJI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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QUALITY · MIPS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
Total Rx claims
357
Beneficiaries
—
Total drug cost
$4K
Distinct drugs
12
Brand share
31.4%
Top prescribed drugs
Prednisone73 claims
Amoxicillin/Potassium Clav41 claims
Cephalexin41 claims
Albuterol Sulfate31 claims
Azithromycin31 claims
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
742
Unique beneficiaries
—
Total services
762
Distinct HCPCS
12
Medicare payment
$45K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 1,769 Family Practice providers in NJ — above median (cohort median 715).
REFERRAL NETWORK

Where John Gregg'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). 2 inbound referrers · 6 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Fusion Diagnostics Laboratories
Clinical Laboratory · Cedar Knolls, NJ
22539
Inga Friedman
Internal Medicine · East Brunswick, NJ
1547
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
Fusion Diagnostics Laboratories
Clinical Laboratory · Cedar Knolls, NJ
21407
Inga Friedman
Internal Medicine · East Brunswick, NJ
1750
Alexander Ivanov
Psychiatry & Neurology · Brooklyn, NY
17142
Gammal Hassanien
Internal Medicine · Paterson, NJ
1627
Bioreference Health, Llc
Clinical Laboratory · Elmwood Park, NJ
1435
MANCHENO, MARIO1233
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.