Meet The Team

Flatiron Functional Medicine Staff
Dr. Jill
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 started with Flatiron Functional Medicine in February 2019. She is a recent graduate of the University of Findlay in Ohio where she earned a Bachelor 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.

Jessica Doerschlag
Jessica Doerschlag


Jessica is the newest member at Flatiron Functional Medicine. She is a registered psychotherapist and graduated from Colorado School for Family Therapy. She was pursing a career as an Addiction Counselor when she decided to pursue a medical administrative position. Jessica was thrilled to begin employment at FFM, and is passionate about helping others. She is a single mom and spends her free time with her daughter Isabelle, who is two years old.

Loretta Gamboe - Receptionist
Loretta Gamboe


Loretta joined the FFM Family in July of 2019. She received her Bachelor’s Degree in Biblical Studies with a minor in Communication and loves working at FFM because of the family-like atmosphere and the chance to use her skills to serve and love people. Loretta spends her spare time volunteering with her church’s youth group, reading or talking about Harry Potter, and revisiting her days as a college basketball player.

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