OUR TEAM

Our Physicians

Dr. Yap

John Erikson Yap, MD, MBA

Gastroenterologist
Director of the Center for Advanced Interventions (CAI)

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Nada Hindiyeh, MD

Nada Hindiyeh, MD, FAHS

Neurologist
Headache Specialist

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Igor Huzicka, MD

Igor Huzicka, MD

Diagnostic Specialist

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Anne Maitland, MD

Allergy/Immunology Specialist

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Joe Berman, MD

Joseph Berman, MD

Family Medicine

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Our Clinical Team

Aferdit Sadrija

Aferdit Sadrija, PA-C

Physician Assistant

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Brittany Jorgensen

Brittany Jorgensen, MSN,
APRN, FNP-C

Nurse Practitioner

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Ben Ostler

Ben Ostler, MOT, OTR/L, CSRS

Occupational Therapist

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Kasey Mitchell, MOT, OTR/L, CLVT

Occupational Therapist

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Thomas Cayias, MOT, OTR/L

Occupational Therapist

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Sarah Gallant, MS, CCC-SLP

Speech-Language Pathologist

Orofacial Myology Specialist

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Alexandra Cayias, MS

Speech-Language
Pathologist

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Katie Johnson, PT, DPT, OCS

Physical Therapist

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Ryan Pelo, PT, DPT, NCS

Physical Therapist

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Kelsi Schiltz, PT, DPT, NCS

Physical Therapist

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Amy Pham

Dietitian

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Our Leadership

Our executive leadership team is made up of world-renowned physicians, scientists, and tech leaders. Their combined expertise and experience position Metrodora Institute as a world leader in the space of neuroimmune axis disorders.

John Wirthlin

John Wirthlin

Chief Executive Officer
Metrodora Institute

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Laura Pace

Laura A. Pace, MD, PhD

Co-Founder
Metrodora Institute

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James Hemp, PhD

Chief Scientific Officer and Co-Founder Metrodora Institute

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Fidji Simo

President and Co-Founder
Metrodora Foundation

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Metabolic
Disorders



Neurogastrointestinal
Disorders



Autoimmune
Disorders



Pain
Disorders



Immunological
Disorders



Neurological
Disorders