Providers

Dr. Holthouse

Dr. Mark Holthouse, MD, IFMCP

Medical Director

Dr. Brus

Dr. Mario Brus, MD

Functional Pediatrician

Dr. David Musnick, MD, IFMCP

Functional Medicine Internal Medicine Doctor, Functional Sports Medicine Physician

Amber Warren

Amber Warren, PA-C, IFMCP

Adult Functional Practitioner

Josiah Smith, PA-C

Adult Functional Practitioner

Karen Callagy

Karen Callagy, PA-C, IFMCP

Adult Functional Practitioner

Amy Ray

Amy Ray, FNP, IFMCP

Adult Functional Practitioner

Jessica Bennett, CNM, APRN

Functional Women’s Health & Midwifery

Michael Sermon, PA-C

Adult Functional Practitioner

Jessica Santos

Jessica Santos, FNP-C, IFMCP

Adult Functional Practitioner

Gavin Guard, PA-C

Adult Functional Practitioner

Kristin Gomes, APRN-CNM

Women’s Health Functional Practitioner

FMI Olivia Mangeac 2

Olivia Mangeac, PA-C

Pediatric Functional Practitioner

Tamra Geryk, FNP-C, IFMCP

Women’s Health Functional Practitioner

Christina Rust

Christina Rust, DPT, PA-C

Adult Functional Practitioner

Janessa Tenney, PA-C, IFMCP

Adult Functional Practitioner

Nadia Kravchuk, DNP, FNP-C

Pediatric Functional Practitioner

Aaron Dykstra, DNP, FNP-C

Pediatric Functional Practitioner

Stephanie Ritari, PA-C

Adult Functional Practitioner

Allyson Howarth, DNP, FNP-C, WHNP-BC

Adult Functional Practitioner

Registered Nurses

Lauren Numedahl, RN

Clinical Educator

Annie Sparks, RN

Registered Nurse

Nutritionists & Health Coaches

Alexis Villaret

Alexis Villaret, MS

Functional Nutritionist

Marianne Green, RD

Functional Nutritionist

Lexi Moore, RD

Functional Nutritionist

Lois Payne

Lois Payne, FMCHC, NBC-HWC

Health Coach