Meet The Team

Flatiron Functional Medicine Staff
Dr. Jill Carnahan
Dr. Jill Carnahan

Functional Medicine Expert

Dr. Jill is Your Functional Medicine Expert! She uses functional medicine help you find answers to the cause of your illness and the nutritional and biochemical imbalances that may be making you feel ill. Functional medicine is personalized medicine that deals with root cause of disease instead of just treating symptoms. Dr Jill will search for underlying triggers … > more

Amy Bullock
Amy Bullock

Office Manager

Amy has been with Flatiron Functional Medicine since 2011. Previously she worked in dental for 18 years and began in medical after a 5 year hiatus while spending the time raising three teenagers. She is a Colorado native and loves living here. She enjoys a variety of activities including scrapbooking, quilting and riding her motorcycle. Also outdoor activities and the mountains.

Melissa Bullock
Melissa Bullock

Administrative Assistant

Melissa has been with Flatiron Functional Medicine since October 2016. She has a degree in library informatics from Northern Kentucky University. She spends her spare time reading and hanging out with her rescued Maltese, Maggie.

Natalie Hartel
Natalie Hartel

Retail Specialist.

Natalie is the newest member at Flatiron Functional Medicine, starting in February 2019. She is a recent graduate of the University of Findlay in Ohio where she earned a Bachelor’s of Science Degree in Wellness and Exercise Promotion and played DII lacrosse. She is passionate about total body wellness and believes it is important to work on all domains of health, not just physical. When she is not at work, Natalie enjoys playing and watching sports, cooking, and spending time with her friends and family.

Monika Hudobnik
Monika Hudobnik

Administrative Assistant

Monika has been with Flatiron Functional Medicine since November 2017. She graduated from the University of Colorado – Boulder in 2018 with a degree in Political Science and Government. Monika loves skiing, traveling, the San Francisco Giants, spending time in the mountains, and her soft-coated wheaten terrier, Stella. She is enthusiastic about integrative medicine for both the health of others and for the health of the Earth.

Kate McCoy
Nicole Varnell


Nicole is the newest member of the FFM team. She graduated from Naropa University in 2015, with a Bachelor’s Degree in Contemplative Psychology with a focus on Health and Healing. She is passionate about health and alternative medicine, as a result of her own journey with health problems.

Katie Quickel
Kate McCoy

Executive Assistant

Kate has been with Flatiron Functional Medicine since 2014 and is passionate about inspiring others. In addition to nutrition and wellness, Katie loves camping, coffee, reading, and drawing. She recently left the FFM office environment to start her own business and is now working part-time as Dr. Jill’s Executive Assistant.

Wanna be part of our team? Get in touch!
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Dr. Jill

Dr. Jill is Your Functional Medicine Expert! She uses functional medicine to help you find answers to the cause of your illness and addresses the biochemical imbalances that may be making you feel ill.

She’ll help you search for underlying triggers contributing to your illness through cutting edge lab testing and tailor the intervention to your specific needs as an individual.

She may use diet, supplements, lifestyle changes or medication to treat your illness but will seek the most gentle way to help your body restore balance along with the least invasive treatment possible. Dr. Jill is a functional medicine expert consultant and treats environmental and mold-related illness as well

Hope (belief in a positive outcome)
  • Creating an environment of hope that fosters a healing environment
  • Genuine love for all patients as the foundation of healing
Health (state of optimal physical, mental, social, emotional well-being)
  • Pursuing optimal wellness regardless of presence or absence of disease
  • Partnering with patient to create a dynamic state of energy and vitality
  • Empowering patients to take an active role in their health
Healing (restoring function and repairing damage to the human body)
  • Seeking the root cause of your illness (rather than simply treating your symptoms) and restoring balance
  • Building a relationship of trust as we partner to seek solutions
  • Reversing the course of complex chronic disease by changing lifestyle
  • Believing in the innate healing ability of the body if given the right foundational nutrients