At Image Guided Therapy, exceptional care comes from a small, dedicated team you actually get to know. Led by world-renowned interventional radiologist Dr. Charles Nutting, our clinicians and staff combine decades of specialized experience with a genuinely personal, concierge approach. From your first consultation through your recovery, the same expert team is with you every step, focused on safe, minimally invasive treatment and your comfort at every turn.

Practice Manager & Family Nurse Practitioner

Lead Interventional Radiology Technologist

Sedation Nurse

Medical Assistant

Front Desk Manager

Front Desk
If you are exploring a minimally invasive alternative to surgery, Dr. Nutting can help you understand your options. Schedule a consultation today, or call 303-241-0000, to speak with our team about your care.
This information is for general educational purposes and is not a substitute for professional medical advice, diagnosis, or treatment. Always consult Dr. Nutting or a qualified physician about your specific situation.
Practice Manager & Family Nurse Practitioner
Jess Graham leads the practice as Practice Manager and Family Nurse Practitioner. A summa cum laude graduate of Regis University’s MSN-FNP program, with a BSN from Goldfarb School of Nursing, she brings a deep clinical background across intensive care, oncology, and interventional radiology, along with a decade of prior leadership in pharmaceutical sales. A two-time Daisy Award recipient, Jess is known for compassionate, patient-centered care and for making every patient feel heard, informed, and supported from the first consultation through recovery.
Personal: Jess is an avid traveler, hiker, and reader who finished 65 books last year. She lives in the DTC with her partner, Spencer, and their rescue dog, Chip.
Credentials & badges: FNP-C (AANP) | MSN-FNP, Regis University | 2x Daisy Award | Summa cum laude
Lead Interventional Radiology Technologist
Erin Jans is the practice’s Lead Interventional Radiology Technologist and a registered technologist in radiography and vascular interventional radiology. With 27 years of medical experience, 24 of them in interventional radiology, Erin has worked in level 1 trauma and stroke centers and served as an IR supervisor at a Denver-area hospital. A certified professional and interventional radiology coder as well, she is dedicated to precise, effective, image-guided care that puts patient safety and comfort first.
Personal: A Colorado native, Erin enjoys hiking, paddleboarding, snowshoeing, travel, and seeing as much live music as possible.
Credentials & badges: R.T. (R)(VI)(ARRT) | CPC, CIRCC | 27 years in medicine, 24 in IR
Sedation Nurse
Jeff Meschewski is a Registered Nurse and Sedation Nurse with nearly 20 years in the clinical setting. A highly experienced critical care nurse, Jeff has worked across trauma, neuro, cardiac, and surgical ICUs, as well as interventional radiology, the emergency department, and burn and wound care. Named Nurse of the Year in 2017 and a Daisy Award recipient, he is passionate about safe, professional, patient-centered care and about building meaningful relationships with every patient he treats.
Personal: Outside the clinic, Jeff is at his best in the mountains, mountain biking, snowboarding, and trail running, and spending as much time as he can outdoors with his wife and dogs. He recently competed in the Megavalanche mountain bike race in Alpe d’Huez, France.
Credentials & badges: BSN, Chamberlain College of Nursing | ACLS, BLS, TNCC | Nurse of the Year 2017 | Daisy Award
Medical Assistant
Riley Beresford brings a strong background in sports medicine and emergency care to her role as Medical Assistant. A National Certified Athletic Trainer with a master’s in Kinesiology and Physical Education from Northern Illinois University and a degree in Athletic Training from James Madison University, Riley has worked in interventional radiology and orthopaedics and previously served as a certified athletic trainer. She has also volunteered with the medical teams at the Boston and Marine Corps Marathons and spent four years as an EMT with a local rescue squad.
Personal: Riley loves the outdoors, hiking, sailing, and running, and is currently training for her second half marathon.
Credentials & badges: M.S. Kinesiology, Northern Illinois University | National Certified Athletic Trainer (ATC) | Former NREMT
Front Desk Manager
With more than 40 years of experience as an office manager for private surgical practices, including a decade as administrator of an ophthalmic ambulatory surgery center, Michelle Sullivan is exceptionally well positioned to help patients with billing questions and concerns. Her diverse background and warm, personable approach make every administrative interaction an easy one.
Personal: Born and raised in St. Louis and the oldest of three sisters, Michelle has lived in 14 states and has a good story about each. She enjoys volunteering, traveling, walking, swimming, cooking, reading, and laughing with family and friends.
Credentials & badges: 40+ years in surgical-practice administration | 10 years as ASC administrator