What is John Harrigan's specialty?

John Harrigan (NPI 1902801053) is a Medicare-billing provider whose primary specialty is Diagnostic Radiology in East Brunswick, NJ.

Where does John Harrigan practice?

John Harrigan practices in East Brunswick, NJ, based on the location reported in the CMS Medicare provider datasets for NPI 1902801053.

How much does Medicare pay John Harrigan?

John Harrigan (NPI 1902801053) received approximately $294K in total Medicare Part B payments, serving 1,854 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1902801053

John HarriganM.D.

Diagnostic RadiologyEast Brunswick, NJI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,686

Unique beneficiaries

—

Total services

49,613

Distinct HCPCS

Medicare payment

$268K

Peer benchmark

Total Medicare services vs. 861 Diagnostic Radiology providers in NJ — top quintile (cohort median 4,290).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$58

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Methylprednisolone12 claims

QUALITY · MIPS · 2024

Final MIPS score

96.5

Quality

95.9

Cost

0.0

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.91%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where John Harrigan'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). 162 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
MERIDIAN HOSPITALS CORPORATION	1,090	2,227
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	426	730
Pritinder Thind Diagnostic Radiology · East Brunswick, NJ	368	1,261
Nicole Glynn Diagnostic Radiology · East Brunswick, NJ	229	779
Joshua Winslow Cardiology · Bolivia, NC	217	476
MONMOUTH OCEAN HOSPITAL SERVICE CORPORATION	190	320
Leonard Zawodniak Diagnostic Radiology · East Brunswick, NJ	185	361
Michael Carroll Diagnostic Radiology · East Brunswick, NJ	170	362
ALERT AMBULANCE SERVICE, INC	131	397
GIRGIS, WAHID	127	331
Bioreference Health, Llc Clinical Laboratory · Elmwood Park, NJ	105	224
Robert Sweeney Emergency Medicine · Neptune, NJ	93	249

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