John M. Karamichalis, MD

Pediatric/Congenital Cardiac Surgery
Cardiac Surgery, Thoracic and Cardiac Surgery
Accepting New Patients
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Overview

Dr. Karamichalis is an experienced pediatric heart surgeon who graduated from the University of Oxford Medical School in England and completed his Congenital Cardiac Surgery training at the University of Colorado Children's Hospital (clinical training) and Boston Children's Hospital (research training).

Before joining CUIMC, he served on the faculty at the University of Tennessee Health Science Center and Le Bonheur Children's Hospital, and prior to that, the University of California San Francisco.

He is certified in Cardiac and Thoracic Surgery by the American Board of Thoracic Surgery with subspecialty certification in Congenital Cardiac Surgery. He is a Fellow of the American College of Surgeons and member of the Royal College of Surgeons of England, and recipient of many awards throughout his career.

Academic Appointments

  • Assistant Professor of Surgery at CUMC

Hospital Affiliations

  • NewYork-Presbyterian / Columbia University Irving Medical Center

Languages

  • English

Gender

  • Male

Schedule an Appointment

Phone Appointments

New and Existing Patients:

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Location(s)

Insurance Accepted

Aetna

  • Aetna Signature Administrators
  • EPO
  • HMO
  • Medicare Managed Care
  • NYP Employee Plan
  • NY Signature
  • POS
  • PPO
  • Student Health

Affinity Health Plan

  • Essential Plan
  • Medicaid Managed Care

AgeWell

  • Medicare Managed Care
  • Special Needs

Amida Care

  • Special Needs

Cigna

  • EPO
  • Great West (National)
  • HMO
  • Medicare Managed Care
  • POS
  • PPO

Emblem/GHI

  • Medicare Managed Care
  • PPO

Emblem/HIP

  • ConnectiCare
  • EPO
  • Essential Plan
  • HMO
  • Medicaid Managed Care
  • Medicare Managed Care
  • POS
  • PPO
  • Select Care (Exchange)
  • Vytra

Empire Blue Cross/Blue Shield

  • EPO
  • HMO
  • Medicare Managed Care
  • PPO

Empire Blue Cross Blue Shield HealthPlus

  • Child/Family Health Plus
  • Essential Plan
  • Medicaid Managed Care

Fidelis Care

  • Child/Family Health Plus
  • Essential Plan
  • Medicaid Managed Care
  • Medicare Managed Care

Healthfirst

  • Child/Family Health Plus
  • Leaf (Exchange)
  • Medicaid Managed Care
  • Medicare Managed Care

Local 1199

  • Local 1199

MagnaCare (National)

  • MagnaCare

Medicare

  • Railroad
  • Traditional Medicare

Multiplan

  • Multiplan

MVP Health Care

  • Child/Family Health Plus
  • Essential Plan
  • HMO
  • Medicaid Managed Care

Quality Health Management

  • Quality Health Management

RiverSpring

  • Special Needs

UnitedHealthcare

  • Compass (Exchange)
  • Empire Plan
  • HMO
  • Medicaid (Community Plan)
  • Medicare Managed Care
  • Oxford Freedom
  • Oxford HMO
  • Oxford Liberty
  • POS
  • PPO

VNSNY CHOICE

  • Medicare Managed Care
  • SelectHealth
  • Special Needs

WellCare

  • Medicaid Managed Care
  • Medicare Managed Care

World Trade Center Health Plan

  • World Trade Center Health Plan

*Please contact the provider’s office directly to verify that your particular insurance is accepted.

Credentials & Experience

Education & Training

  • Oxford University
  • Residency: Creighton University
  • Residency: University of Nebraska Medical Center
  • Residency: Vanderbilt University Medical Center
  • Fellowship: Boston Children's Hospital
  • Fellowship: Stanford University Medical Center
  • Fellowship: University of Colorado Children's Hospital

Board Certifications

  • Congenital Cardiac Surgery
  • Thoracic Surgery

Research

Selected Publications

  • Nathan M, Karamichalis JM, Liu H, Gauvreau K, Colan S, Pigula F, Fynn-Thompson F, Saia M, Emani S, Baird C, Mayer JE, del Nido PJ. Technical Performance Scores are strongly associated with Early Mortality, Postoperative Adverse Events and Length of Stay – Analysis of Consecutive Discharges over 2 years. J Thorac Cardiovasc Surg 2014;147(1):389-396.
  • Nathan M, Karamichalis JM, Liu H, Emani S, Baird C, Pigula F, Colan S, Thiagarajan R, Bacha E, del Nido PJ. Surgical Technical Performance Scores are predictors for late mortality and unplanned reinterventions in infants after cardiac surgery. J Thorac Cardiovasc Surg 2012;144:1095-1101.
  • Karamichalis JM, Colan SD, Nathan M, Pigula FA, Baird C, Marx G, Emani SM, Geva T, Fynn-Thompson FE, Liu H, Mayer JE Jr, del Nido PJ. Technical Performance Scores in Congenital Cardiac Operations: A Quality Assessment Initiative. Ann Thorac Surg 2012;94:1317-23.
  • Nathan M, Karamichalis JM, Liu H, del Nido P, Pigula F, Thiagarajan R, Bacha EA: Intra-operative adverse events can be compensated in infants after cardiac surgery: A prospective study. J Thorac Cardiovasc Surg 2011;142:1098-1107.
  • Karamichalis JM, del Nido PJ, Thiagarajan RR, Liu H, Jenkins KJ, Gauvreau K, Pigula FA, Fynn-Thompson FE, Emani SM, Mayer JE Jr, Bacha EA. Early post-operative severity of illness predicts outcomes following the stage I Norwood procedure Ann Thorac Surg 2011;92:660-665.