Meet the Clinical Services Team

Our consultants are at the forefront of Functional Medicine. They have extensive training in Functional Medicine, Nutrition, and Dr. Tom O’Bryan’s 4 Pillars of Health methodology (Structure, Biochemistry, Emotion, and Electromagnetic Fields). Additionally, our consultants continue to educate themselves on the latest research findings through the work of Dr. Tom O’Bryan and other highly regarded thought leaders in the field of Functional Medicine. Our approach to healing parallels the latest scientific evidence.

The consultants at also have additional expertise in interpreting functional laboratory testing. In fact, our team specializes in interpreting your results within “the bigger picture” of health and are able to identify potential false interpretations and lab errors.

Our consultants focus on addressing the whole person rather than the disease and in creating authentic partnerships between the client and consultant.

Our team looks forward to working with you!

Michelle Ross


Michelle Ross, the Director of Clinical Services for, is a Certified Nutrition Specialist, a Licensed Dietitian-Nutritionist*, and Certified Gluten Practitioner. She has completed all seven advanced practice modules required for practitioner certification through the Institute for Functional Medicine (IFM).

Graduating Summa Cum Laude from the University of Bridgeport, Michelle holds a Master of Science in Human Nutrition and a Master’s Degree in Education from Pacific Union College. Michelle’s graduate school thesis focused on the complexity of gluten-related disorders and the potentially devastating effects of gluten on the body. She has been extensively trained in the advanced interpretation of functional testing and Dr. Tom O’Bryan’s protocols for addressing autoimmune diseases, gluten- and wheat-related disorders, and microbiome health.

Michelle’s training in Functional Medicine has given her a strong focus on the person as a whole, not just a set of isolated symptoms. This training, combined with her unique talent and nurturing manner, inspires Michelle’s clients to make lifestyle changes that can totally transform their lives.

Dr. O’Bryan refers to Michelle as “The Teacher of Teachers” as her elementary school teaching experience helped her develop the skill of communicating with easy-to-understand examples and analogies.

* State of Pennsylvania

Pooja Mahtani

PharmD, MS, CNS

Pooja is a Certified Nutrition Specialist and a Certified Gluten Practitioner specializing in Functional Medicine Nutrition. She holds a Master of Science in Human Nutrition & Functional Medicine from the University of Western States and a Doctorate in Pharmacy from Rutgers University. Pooja has been training with Dr. Tom O’Bryan and Michelle Ross since 2016. She is in the process of completing the advanced practice modules required for practitioner certification through the Institute for Functional Medicine (IFM).

Pooja is dedicated to counseling and educating her clients on the benefits of a nutrient-dense diet and a wholesome lifestyle that can assist with achieving vitality and optimal health.

Julie Martin


Dr. Julie Martin is a Licensed Chiropractor, Certified Gluten Practitioner, and Functional Medicine Practitioner. Julie holds a Doctor of Chiropractic Degree from Palmer College of Chiropractic. After graduating, Dr. Julie went on to pursue her C.C.S.P. degree (Certified Chiropractic Sports Physician Degree) and then continued for an additional 2 years of study to complete her training for a Diplomate in Sports Injury. She is also certified in acupuncture.

In 2009, Dr. Julie began studying nutrition and Functional Medicine. Since then, she has completed her Comprehensive Nutrition Degree through Huntington College of Health Sciences and studied under leading Functional Medicine practitioners such as Dr. Dietrich Klinghardt, Dr. Ben Lynch, Chris Kresser, Dr. Dan Kalish, and Dr. Jason Hawrelak. Dr. Julie’s post-graduate studies and clinical expertise lie in genetics, methylation, clinical nutrigenomics, Lyme disease, autism, microbiome health, and organic acid testing.

Dr. Julie is in the process of completing the advanced practice modules required for practitioner certification through the Institute for Functional Medicine (IFM).

Tiffanie Westlie


Tiffanie Westlie is the Client Coordinator and Functional Medicine Certified Health Coach for the Clinical Services Department.

In addition to her extensive administrative background as an Executive Assistant within the Technology and Digital Marketing spaces, Tiffanie is a Functional Medicine Certified Health Coach (FMCHC). She received her training and graduated from the Functional Medicine Coaching Academy. She is currently working towards her National Board Certified Health & Wellness Coach (NBC-HWC) certification, as offered by the National Board for Health & Wellness Coaching (NBHWC).

Tiffanie is the first point of contact for our clients. Her administrative role is answering general questions and scheduling appointments. She also offers coaching sessions as part of’s Functional Medicine Essentials and Premier Programs. Tiffanie’s passion for Functional Medicine, fueled by her own health journey, and years of experience in administration, make her a valuable addition to the Clinical Services Team at

Melissa Mersch

Melissa Mersch is the Lab Test Coordinator for the Clinical Services Department. She assists clients with all aspects of the testing process including scheduling blood draws, providing testing instructions, uploading test results to the client portal, and other support as needed. She works directly with Michelle Ross to coordinate timely review of all results.

Melissa holds a Bachelor of Science from Eastern Michigan University and has an extensive background in customer service and management.

I'm in Dr. Tom!
I'm in Dr. Tom!