Dr. John Madigan, DO

Dr. John Madigan, DO

Nephrology  ·  
Male  ·  
Age 42
Dr. John Madigan, DO is a nephrology specialist in Millburn, NJ and has been practicing for 9 years. He graduated from University Of New England College Of Osteopathic Medicine in 2003 and specializes in nephrology, geriatric medicine, and more.Read his story

225 Millburn Ave Ste 209

Millburn, NJ 07041

Contact Information

(973) 218-9330

Insurance Accepted

  • Aetna
  • Amerigroup (Wellpoint)
  • Amerihealth
  • Blue Cross Blue Shield
  • Cigna
  • Commercial Insurance Company
  • Coventry Health Care
  • EmblemHealth
  • Health Net
  • 7 More

*Please verify this information when scheduling an appointment.

Learn about Dr. Madigan

Be confident in your decisions by checking out your provider's top areas of care, education, patient reviews and more. Learn about finding the right doctor for you.

Top Care Areas

See how frequently Dr. Madigan performs your care needs compared to other doctors.

very high
more than 96% of peers
Calcium Metabolism Disorders
very high
more than 93% of peers
Mineral Metabolism Disorders
very high
more than 90% of peers

Dr. Madigan's percentages are based on the rate of treatment compared to peers nationwide from insurance data. Learn more info about our data and this Top Care Areas component.

Dr. Madigan's bio

This content was provided by Dr. Madigan "I provide a well-rounded medical experience with a broad-range of healthcare expertise from Internal Medicine to Nephrology in the office and hospital settings."

Care Philosophy

This content was provided by Dr. Madigan "As a Physician, I strongly believe in adhering to the "whole patient" approach.

My patients' health, happiness, and safety is my top number one priority."

10  Specialties

  • Nephrology
  • Acute Care Medicine
  • Ambulatory Medicine
  • Cardiology
  • Geriatric Medicine
  • Hospital Medicine
  • Internal Medicine
  • Other
  • Pediatrics
  • Preventive Medicine

2  Board Certifications

  • Internal Medicine
    Accredited by: American Board of Internal Medicine*
  • Nephrology
    Accredited by: American Board of Medical Specialties*

113  Conditions Treated

  • Accelerated Hypertension
  • Acidosis
  • Acute Kidney Failure
  • Alkalosis
  • Amyloidosis
  • Anemia
  • Aneurysm
  • Angina and Acute Coronary Syndrome
  • Aortic Aneurysm
  • Aortic Stenosis
  • Aortic Valve Disease
  • Aortic Valve Regurgitation
  • Arrhythmias
  • Atrial Fibrillation
  • Atrial Flutter
  • Autoimmune Diseases
  • Autoimmune Vasculitis
  • Benign Tumor
  • Bladder Cancer
  • Bone Disorders
  • Brain Disorders
  • Calcium Metabolism Disorders
  • Cardiomegaly
  • Cardiomyopathy
  • Carotid Artery Disease
  • Chest Pain
  • Chronic Anemia
  • Chronic Kidney Diseases
  • Chronic Pulmonary Heart Diseases (incl. Pulmonary Hypertension)
  • Congenital Heart Defects
  • Congenital Polycystic Kidney Disease
  • Congestive Heart Failure
  • Coronary Artery Disease (CAD)
  • Cutaneous Lupus Erythematosus
  • Dehydration
  • Dexamethasone Sensitive Hypertension
  • Diabetes
  • Diabetes With Renal Manifestations
  • Diabetic Ketoacidosis
  • Electrolyte Disorders
  • End-Stage Renal Disease
  • Exertional Hypertension
  • Familial Combined Hyperlipidemia
  • Familial Hypercholesterolemia
  • Familial Hypertension
  • Familial Renal Cancer
  • Genitourinary Cancers
  • Glomerulonephritis
  • Gout
  • Heart Attack (Acute Myocardial Infarction)
  • Heart Disease
  • Heart Murmur
  • Hepatitis B - Immune Response
  • Hepatorenal Syndrome
  • High-Risk Hypertension
  • Hydronephrosis
  • Hypercalcemia
  • Hyperkalemia
  • Hyperlipidemia
  • Hypersensitivity Vasculitis
  • Hypertension
  • Hypertension in Pheochromocytoma
  • Hypertension, Alcohol-Induced
  • Hypertension, Corticosteroid-Induced
  • Hypertension, Environment-Induced
  • Hypertension, Nasal Decongestant-Induced
  • Hypertension, Stress-Induced
  • Hypertensive Chronic Kidney Disease
  • Hypertensive Heart and Chronic Kidney Disease
  • Hypertensive Heart Disease
  • Hypokalemia
  • Hypotension
  • Hypotension (Excluding Maternal)
  • Iron Deficiency Anemia
  • Kidney Cancer
  • Kidney Disease
  • Kidney Failure
  • Kidney Infection, Acute
  • Kidney Stones
  • Limb Swelling Caused by Fluid Overload
  • Magnesium Metabolism Disorders
  • Male Genital System Cancer
  • Male Genitourinary Cancer
  • Megaloblastic Anemia
  • Microcytic Hypochromic Anemia
  • Mineral Metabolism Disorders
  • Mitral Valve Disease
  • Mitral Valve Regurgitation
  • Mitral Valve Stenosis
  • Nephritis and Nephropathy
  • Nutritional Anemia
  • Orthostatic Hypotension
  • Parathyroid (Gland) Disease
  • Pericardial Disease
  • Phosphorus Metabolism Disorders
  • Polycystic Kidney Disease
  • Prostate Cancer
  • Pulmonary Disease
  • Pulmonary Hypertension
  • Purpura
  • Renal Artery Arteriosclerotic Disease
  • Renal Cell Cancer
  • Renal Hyperparathyroidism
  • Renal Hypertension
  • Secondary Renovascular Hypertension
  • Syncope
  • Systemic Vasculitis
  • Thrombosis
  • Tricuspid Valve Disease
  • Urinary Tract Cancer
  • Vascular Disease
  • Vasculitis
  • Vitamin D Deficiency


Read Less

8  Procedures

Background Check

0 Malpractice Claims

No malpractice history found for New Jersey.

0 Sanctions

No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

No board actions found for the years that Healthgrades collects data.


  • State University of New York / Health Science Center At Stony Brook
    Undergraduate School | Graduated 1998
  • University Of New England College Of Osteopathic Medicine
    Medical School | Graduated 2003
  • Newark Beth Israel Med Center
    Internship Hospital | Completed 2004
  • Newark Beth Israel Med Center
    Residency Hospital | Completed 2006
  • Saint Barnabas Medical Center
    Fellowship Hospital | Completed 2009
  • Board Certified- Clinical Specialist in Hypertension (ASH)
    Other Education | Completed 2014
  • Fellow of the American College of Physicians (FACP)
    Other Education | Completed 2013
  • Fellow of the American Society of Nephrology (FASN)
    Other Education | Completed 2013

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
Media & Publications

Dr. Madigan has no media or publications listed.

Languages Spoken

  • English
  • Spanish

Memberships & Professional Affiliations

Dr. Madigan does not have any memberships or affiliations listed. If you are Dr. Madigan and would like to add memberships or affiliations, please update your profile.

Dr. Madigan's Reviews

Likelihood of recommending Dr. Madigan to family and friends
6 total reviews (3 have comments)

Likelihood to Recommend (6)

  • 5
  • 4
  • 3
  • 2
  • 1

Dr. Madigan's Performance

  • Trustworthiness

  • Explains condition(s) well

  • Answers questions

  • Time well spent


Office & Staff Performance

  • Scheduling

  • Office environment

  • Staff friendliness

  • Average wait time

    10 to 15 minutes
Dr. Madigan Says:

We value our patient experience and satisfaction to the fullest extend possible. We are extremely attentive and responsive to patient feedback and will strive to improve in any and all areas required to achieve the highest level of patient satisfaction.


Patient Comments (3)

Great Doctor. I wasn't feeling well and went to see Dr. Madigan. He sent me for several tests and treated me. 10 min wait time in the office and he takes his time and answers any and all questions that you have. Highly recommend Dr. Madigan. Thank you.
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Dr. Madigan and his staff were very professional. The office is spotless, very little wait and everyone was very nice. It was my first visit and I went to see Dr. Madigan as a PCP -- and he was awesome. He listened, took notes and asked lots of questions. He was very detailed and followed up the...more
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It was my first time visiting him and I was getting a little impatient since I had been waiting for a while. But the moment he came in, he apologized and took his time examining, listening and explaining everything. I would definitely keep him as my primary doctor.
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