Meet the Pediatric Critical Care Team

Pediatric Intensivists

We value our staff and make their safety, satisfaction, and empowerment one of our top priorities. Our nurses are provided a blended orientation learning experience featuring online modules, simulations and hands-on unit experience.

Critical Care physicians are employed by Children's Critical Care Specialists, PA, a private physician practice.


Balagangadhar Totapally, MD

Director, Division of Critical Care Medicine
Medical Director, Pediatric Intensive Care Unit
Director, Pediatric Critical Care Fellowship Program

Practice Name: Children's Critical Care Specialists, PA

Primary Office: Miami

Clinical Interests: Neonatology, sepsis, resucitation, neurocritical care monitoring


G. Keith Meyer, MD

Medical Director, LifeFlight® Neonatal and Pediatric Transport Services
Medical Director, ECLS/ECMO and Apheresis Services

Practice Name: Children's Critical Care Specialists, PA

Primary Office: Miami

Clinical Interests: Pediatric specialty transport, neurological injuries, airway protection, sepsis, systemic inflammatory response, shock


Hugh J Ladd, MD

Assistant Medical Director, ECLS/ECMO Services

Practice Name: Children's Critical Care Specialists, PA

Primary Office: Miami


Paul Adam Martinez, MD

Practice Name: Children's Critical Care Specialists, PA

Primary Office: Miami


Prithvi Raj Sendi Keshavamurthy, MD

Practice Name: Children's Critical Care Specialists, PA

Primary Office: Miami

Clinical Interests: Non-invasive hemodynamic monitoring, Sepsis, Extra Corporeal Life Support (ECMO).


Kaitlin M Kobaitri, DO

Practice Name: Children's Critical Care Specialists, PA

Primary Office: Miami


Michael A Leoncio, DO

Practice Name: Children's Critical Care Specialists, PA

Primary Office: Miami

Clinical Interests: Mechanical ventilation, extubation readiness


Ramesh C Sachdeva, MD

Senior Vice President and Chief Clinical Officer, Nicklaus Children's Health System

Practice Name: Children's Critical Care Specialists, PA

Primary Office: Miami

Additional Office: Miami


PICU Nursing Leadership Team

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Mirtha Gonzalez, MSN, APRN

PICU Director of Operations


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Yamile Viera, MSN, RN

PICU Nurse Manager


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Christina Alonso, BSN, RN

Night Nurse Supervisor


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Lian M. Santiago, MSN, RN, CPN

Clinical Specialist


Critical Care Nurse Practitioners

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Michelle Parmenter, MSN, APRN, FNP-BC

Pediatric Intensive Care Unit (PICU)


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Kristen Lopez, MSN, APRN, FNP-BC

Pediatric Intensive Care Unit (PICU)


Additional Staff

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Christy Gardner MS, RD, LD-N

Clinical Nutritionist


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Gabriella Blyumin, PharmaD, BCPPS

Clinical Pharmacy Specialist


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Karla Filosa, MA Ed, CCLS

Certified Child Life Specialist


Nicklaus Children's Pediatric Specialists
 A physician identified with a Nicklaus Children’s Pediatric Specialists logo is an employee of Nicklaus Children's Health System. All other physicians listed on the website are in private medical practices.