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Edit this profileAt a glance
- 579A Cranbury Rd, East Brunswick, NJ 08816
About Dr. Harrigan
John Harrigan, M.D. is a healthcare provider in East Brunswick, NJ specializing in diagnostic radiology. John trained at Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc), graduating in 1989. Medicare claims data shows John provided 49,303 services to 2,385 patients. The services billed most often include injection, gadoterate meglumine, 0.1 ml, low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml, and ct scan of chest without contrast. This provider record is associated with NPI 1902801053.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (732) 390-0040
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
579A CRANBURY RD
East Brunswick, NJ 08816
Conditions Evaluated or Diagnosed
Within Diagnostic Radiology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Abdomen & Pelvis
- Abdominal Pain
- Appendicitis
- Diverticulitis
- Enlarged prostate
- Gallstones
- Kidney stones
- Liver Lesions
- Ovarian cysts
Bone & Joint
- Ankle Sprain or Fracture
- Bone fractures
- Heel pain
- Hip osteoarthritis
- Osteoporosis
- Rotator cuff tear
- Torn meniscus
Brain & Head
- Brain aneurysm
- Brain tumor
- Concussion in Children
- Migraines
- Sinus infection
- Transient ischemic attack
Brain & nerves
Breast
Chest & Heart
General
Heart & blood vessels
Joint & bone
Liver & digestion
Lungs & breathing
Men's health
Neck & Thyroid
Nerve pain
Pelvic health
Spine
Spine & back
Vascular
Women's health
Procedures & services
Breast Imaging
Abdominal imaging
Biopsies
Bone Density
CT Scan
Digestive & liver
Fluoroscopy
General imaging
Heart & blood vessels
Joint & bone
MRI
Nuclear Medicine
Pelvic imaging
Screening & Prevention
Spine & back
Ultrasound
- Abdominal Ultrasound
- Carotid Ultrasound
- Leg Vein Ultrasound
- Pelvic ultrasound
- Scrotal Ultrasound
- Thyroid ultrasound
- Ultrasound
Urinary & kidney
Women's health
X-Ray
Procedures Most Often Billed to Medicare
49,303 services · 2,385 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Ct scan of chest without contrast | Imaging | 71250 |
353 | More than most peers in Diagnostic Radiology |
| Screening mammography | Imaging | 77067 |
144 | Less often than most peers in Diagnostic Radiology |
| Screening 3d breast mammography | Imaging | 77063 |
144 | Less often than most peers in Diagnostic Radiology |
| Diagnostic mammography of 1 breast | Imaging | 77065 |
138 | More often than most peers in Diagnostic Radiology |
| Ct scan of chest with contrast | Imaging | 71260 |
132 | More often than most peers in Diagnostic Radiology |
| Ct scan of abdomen and pelvis with contrast | Imaging | 74177 |
113 | As often as other peers in Diagnostic Radiology |
| Limited ultrasound scan of 1 breast | Imaging | 76642 |
102 | More often than most peers in Diagnostic Radiology |
| Mri scan of abdomen before and after contrast | Imaging | 74183 |
101 | More often than most peers in Diagnostic Radiology |
| X-ray of chest, 1 view | Imaging | 71045 |
93 | Less often than most peers in Diagnostic Radiology |
| Low dose ct scan of chest for lung cancer screening | Imaging | 71271 |
90 | More often than most peers in Diagnostic Radiology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other radiologists at this location 8
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 2
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 27 related providers in 4 groups
Other radiologists in East Brunswick 3
Same specialty, same city.
Trained at Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc) 8
Other providers in the same specialty who trained at the same institution.
Class of 1989 at Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc) 8
Providers who graduated from the same medical school in the same year.
Also performs Ct scan of chest without contrast 8
Providers in NJ who bill this service to Medicare most often.
Common questions
What kind of doctor is John Harrigan?
John Harrigan is a radiologist in East Brunswick, NJ. That is the designation recorded for this NPI in the federal registry, where it is listed as “Diagnostic Radiology”.
NPI registry
What is John Harrigan's address?
John Harrigan is listed at 579A Cranbury Rd, East Brunswick, NJ 08816. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with John Harrigan?
The number on file is (732) 390-0040. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for John Harrigan?
John Harrigan's National Provider Identifier is 1902801053. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did John Harrigan train?
John Harrigan attended Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc), graduating in 1989. This comes from the CMS National Downloadable File.
CMS public data
How much experience does John Harrigan have?
John Harrigan has 37 years experience. Calculated from a graduation year of 1989, reported in the CMS National Downloadable File.
CMS public data
What procedures does John Harrigan perform?
According to Medicare billing data, John Harrigan performs imaging including ct scan of chest without contrast and screening mammography; provides treatments such as ultrasound study of one arm or leg veins with compression and maneuvers and ultrasound study of arm or leg veins with compression and maneuvers. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is John Harrigan's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by John Harrigan. If this is you, claiming it is free.
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