Board Certified Nephrologist

Arun Kottarathara

MD · Nephrology

Specialized in advanced kidney care — from acute injury to transplant management — serving patients across South Jersey and the Philadelphia region.

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Dr. Arun Kottarathara, MD — Nephrology

About

Practiced. Precise. Patient-led.

Dr. Arun Kottarathara is a board-certified nephrologist with Advocare Nephrology of South Jersey, providing comprehensive inpatient and outpatient kidney care across Virtua Voorhees, Virtua Marlton, and Jefferson Kennedy hospitals.

With fellowship training from SUNY Stony Brook and a career spanning tertiary care centers across New York, Michigan, and New Jersey, Dr. Kottarathara brings depth of experience in dialysis management, transplant care, CRRT, and complex electrolyte disorders.

  • Fellowship in Nephrology

    SUNY Stony Brook, NY

    2015 – 2017

  • Internal Medicine Residency

    Jamaica Hospital Medical Center, NY

    2012 – 2015

  • MBBS

    T.D. Medical College, University of Kerala, India

    2003 – 2009

  • Board Certified — Nephrology (2017)
  • Board Certified — Internal Medicine (2015)
  • ACLS Certified
  • BLS Certified

Clinical Expertise

Six pillars of advanced kidney care.

From bedside CRRT in the ICU to long-term allograft surveillance — comprehensive nephrology built around the whole patient.

  • Chronic Kidney Disease

    Comprehensive staging, management, and progression-slowing strategies for CKD patients at all stages.

  • Dialysis Management

    Hemodialysis, peritoneal dialysis, and CRRT oversight — from vascular access planning to adequacy optimization.

  • Kidney Transplant Care

    Pre- and post-transplant nephrology including immunosuppression management and long-term allograft surveillance.

  • Acute Kidney Injury

    Rapid evaluation and treatment of AKI in ICU and hospital settings, including contrast nephropathy and sepsis-related injury.

  • Electrolyte Disorders

    Diagnosis and correction of complex sodium, potassium, calcium, and acid-base disturbances.

  • Hypertension & Glomerular Disease

    Resistant hypertension, glomerulonephritis, nephrotic syndrome, and renal artery stenosis workup.

Career

Tertiary care. Three states. One discipline.

  1. Nov 2020 – Present

    Consultant Nephrologist

    Advocare Nephrology of South Jersey · Voorhees, NJ

    Inpatient and outpatient nephrology at Virtua Voorhees, Virtua Marlton, and Jefferson Kennedy hospitals.

  2. Jul 2018 – Oct 2020

    Consultant Nephrologist

    Kidney Specialists of Michigan · Southfield, MI

    Inpatient consultant at Beaumont Hospital Royal Oak (1,200-bed tertiary center). Dialysis, CRRT, post-transplant care, AKI/CKD management.

  3. Jul 2017 – Jun 2018

    Consultant Nephrologist

    Kidney & Hypertension Consultants · Flint, MI

    Rotating across 6 hospitals including 2 tertiary care centers. Dialysis, plasmapheresis, CRRT, and transplant care.

Research & Publications

Peer-reviewed work in nephrology and tropical medicine.

Selected journal publications, posters, and case reports — including PubMed-indexed studies on glomerulonephritis, peritoneal dialysis, and gestational hypertension.

  1. Clinical profile of Chikungunya sequelae, association with obesity and rest during acute phase SE Asian Journal of Tropical Medicine, 2010
  2. Congenital malaria — a case report from a non-endemic area Tropical Biomedicine, 2010
  3. Multi-drug resistant organisms causing surgical site infections in orthopedic patients Mid-Atlantic SGIM Regional Meeting (Poster), 2014
  4. Encapsulating Peritoneal Sclerosis in Peritoneal Dialysis patients receiving kidney transplant ASN 2016 (Poster)
  5. Antibody to Hepatitis B Core Antigen and its significance in a dialysis population RRI 2017 (Poster)
  6. p-ANCA positive immune complex glomerulonephritis associated with levamisole use NKF 2017 (Poster)
  7. High anion gap metabolic acidosis due to 5-oxoproline with low dose acetaminophen NKF 2017 (Poster)
  8. Acute Kidney Injury due to CLL infiltration of kidney allograft NKF 2016 (Poster)
  9. Maternal and perinatal outcome in Gestational Hypertension Clinical & Experimental Obstetrics & Gynecology, 2017

Contact

Request a consultation.

Outpatient and inpatient nephrology consultations across South Jersey. Reach the practice directly to discuss referrals or schedule an appointment.

Practice

Advocare Nephrology of South Jersey

1100 Sheppard Road
Voorhees, NJ 08043

Direct

347-285-1474

metallicarun@gmail.com

Hospital Affiliations

  • Virtua Voorhees Hospital
  • Virtua Marlton Hospital
  • Jefferson Kennedy Hospital, Washington Township
Call 347-285-1474