Cardiologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Chiropractor providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Dentist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Dermatologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Family Physician providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
OB-GYN providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Ophthalmologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Orthopedic Surgeon providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Pediatrician providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Physical Therapist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Podiatrist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Psychiatrist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Heather Whiting is a native of Colorado and has been fortunate to serve the community as a physician assistant and patient care advocate since 2003.
She began her pursuit of a career in medicine at the University of Northern Colorado where she earned a Bachelors and a Masters degree in Human Biology. Upon graduation, Heather worked at the University of Colorado Hospital as a Rehab Therapy Technician. She later graduated from the Physician Assistant program at Red Rocks Community College in Lakewood, Colorado with honors and earned a second Master’s degree, a Masters of Medical Science from Saint Francis University.
Heather is very passionate about medicine and believes in caring for the whole patient. She enjoys working side by side with patients striving to achieve optimal physical and emotional health. She is experienced in treating patients across a wide spectrum of disease states and ages, from adolescence to geriatrics. She has special interest in disease prevention and health promotion.
Heather loves spending time with her husband and two sons. They enjoy the beautiful Rocky Mountains, camping, hiking, biking, and snowboarding.
“Good health. A delicate balance. I appreciate Russak Personalized Medicine, Heather Whiting, Andie, Kimberly, Katie. It’s no small thing, my health and their Concierge Medicine. It’s the little things that make a big difference. I appreciate Heather listening, her professionalism, her knowledge of medicine and good health. She thoroughly goes over my labs with me explaining red flags ”
Heather Whiting, PAC
Family Physician
5420 South Quebec Street
Suite 100
Greenwood Village, CO 80111
4.82(28)
Dr. Anthony Brown, MD
Vascular & Interventional Radiologist 33.8 mi
8200 E Belleview Ave
Suite 600E, East Tower
Greenwood Village, CO 80111
Medical School: Loyola University Stritch School of Medicine – Chicago, IL
Internship
Internal Medicine: Exempla St. Joseph Hospital – Denver, CO
Residency
Diagnostic Radiology: University of Colorado – Aurora, CO
Fellowship
Interventional Radiology: Medical College of Wisconsin – Milwaukee, WI
Board Certification
American Board of Radiology 2016
Tony Brown, MD, is the Medical Director and a board-certified vascular and interventional radiologist specializing in pelvic stabilization and kyphoplasty at RIA Endovascular. Dr. Brown sees patients at the practice's location in Greenwood Village, Colorado.
He pursued medical school at Loyola University Stritch School of Medicine in Chicago, Illinois, followed by an internship in Internal Medicine at Exempla St. Joseph Hospital in Denver, Colorado, and a residency in Diagnostic Radiology at the University of Colorado in Aurora.
Dr. Brown completed his fellowship in Interventional Radiology at the Medical College of Wisconsin in Milwaukee.
He has contributed to a number of publications and presentations, such as:
Gipson MG, Smith, MT, Durham JD, Brown A, Johnson T, Ray CE Jr, Gupta RK, Kondo KL, Rochon PJ, Ryu RK. Intravascular US-Guided Portal Vein Access: Improved Procedural Metrics during TIPS Creation. Journal of Vascular and Interventional Radiology, 2016 Aug; 27(8):1140-7. PMID: 26852944
Charles E Ray, Anthony C Brown, Tyler J Green, Helena Winston, Sara M Kreidler, Deborah H Glueck, Paul J Rochon. Survival outcomes in patients with advanced hepatocellular carcinoma treated with drug-eluting bead chemoembolization. American Journal of Roentgenology. 2015; 204: 440-447. PMID: 25615768
Brown A, Malden E, Kugelmas M, Kortz E. Diagnosis of pancreatic duct-portal vein fistula; a case report and review of the literature. Journal of Radiology Case Reports. 2014 March; 8(3):31-38. PMID: 24967026
In 2016, Dr. Brown obtained board certification from the American Board of Radiology (ABR).
He is committed to caring for patients at RIA Endovascular and truly provides exceptional care.
Kevin O’Donnell, DO, is an expert sports medicine physician at Revitalize Regenerative Orthopedics LLC in Centennial, Colorado. He is an expert in non-surgical musculoskeletal care and bio-restorative therapies. He also specializes in minimally invasive treatments for osteoarthritis and chronic soft tissue injuries.
Dr. O’Donnell is originally from West Chester, Pennsylvania, and completed medical school at Philadelphia College of Osteopathic Medicine (PCOM) and residency at Lehigh Valley Hospital in Allentown, Pennsylvania.
Dr. O’Donnell subsequently served in the United States Air Force and was named 6th Medical Group Physician of the Year. He completed a sports medicine fellowship at the University of Toledo Hospital in Ohio to further his orthopedic expertise. Dr. O’Donnell then spent 12 years in Flagstaff, Arizona, specializing in minimally invasive and cutting-edge non-operative treatments. While in Flagstaff, he cared for national and international Olympic Athletes training at high altitudes.
Dr. O’Donnell was previously an adjunct professor at A. T. Still University in Kirksville, Missouri. He looks forward to providing patients with the best possible non-surgical options available to help relieve their pain.
In his spare time, he enjoys reading, gardening, and traveling. Dr. O’Donnell also enjoys staying active. He is an avid sports fan and enjoys both participating in and watching a wide variety of sports. Dr. O’Donnell resides in Highlands Ranch with his wife, Meghan, and three energetic boys, Cole, Ryan, and Jack.
Bridget Martinson, MA, is a Psychedelic Integration Coach specializing in helping clients seamlessly incorporate their medicine experiences into their daily lives. With a Master's in Counseling and specialized PRATI training, Bridget brings a comprehensive perspective, offering a depth-oriented, person-centered approach tailored to support each individual's unique journey.
Bridget assists clients in finding meaning in and reflecting on any material that surfaced during their journey in a non-ordinary state of consciousness, guiding them towards behavioral changes that integrate these insights into their day-to-day life. This process empowers clients to not only gain understanding but also implement tangible shifts in their behavior and mindset, leading to transformative growth and lasting positive change.
Recognizing the sensitivity surrounding psychedelic experiences, Bridget provides a secure, non-judgmental space where clients can openly express their thoughts, feelings, and revelations. Bridget believes you are the expert of your life. She encourages you to bring your authentic self and journey inward to find the answers and strength you're looking for. Her guidance focuses on unlocking your natural wisdom and potential for personal growth and healing.
In her coaching practice, Bridget places great emphasis on regular self-care for mind, body, and spirit, enabling her to offer support from a place of abundance. Beyond her coaching role, Bridget finds joy in hikes, savoring coffee with a view, exploring new destinations, and reading.
With over 6 years of experience in supporting clients, Bridget has established a reputation for a warm, compassionate, and grounded presence. As a coach, her primary focus is on creating a space where clients feel genuinely seen, heard, understood, and supported.
*Preparatory sessions are also available upon request.
Education and Trainings:
-Masters of Arts in Counseling
-Certified in Foundational Ketamine Assisted Psychotherapy & End of Life / Existential Distress training through the Psychedelic Research and Training Institute
-Completed 30-hour Board Certified Coach Training Program through The Institute for Life Coach Training
Bailie Cronin, DNP, MS, PMHNP-BC, APN, is the founder and CEO of Peak Interactive Wellness in Denver, Colorado. She is a doctorally prepared board-certified psychiatric mental health nurse practitioner (PMHNP) with prescriptive authority providing treatment for psychiatric ailments and disorders across the lifespan.
Bailie graduated from the University of Colorado Anschutz Medical Campus in Aurora with a Doctor of Nursing Practice (DNP) and a Master of Science in Nursing (psychiatric nurse practitioner). Her special interests include children/adolescent mental health, perinatal mental health, those struggling with fertility, those going through life transitions, and young adult mental health.
She provides Spravato treatments and holds a ketamine/psychedelic psychotherapy certificate from PRATI. Bailie is also certified in functional medicine from the Institute of Functional Medicine and incorporates functional medicine approaches into her treatment plans.
Bailie strongly believes that the best treatment combines medication, therapy, and lifestyle alterations. She offers a holistic approach to mental health care, looking at lifestyle choices, including activity level, nutrition, and sleep patterns. Bailie is conservative in her prescribing practices.
In her free time, Bailie enjoys traveling, trying new foods, yoga, reading a good psychological thriller, and spending time outdoors with her husband, dogs, and toddler.
*Bailie is currently on maternity leave and not accepting clients*
Caroline "Callie" Fernandez, MS, PMHNP-BC, APN, is a Columbia University-trained and board-certified psychiatric nurse practitioner with extensive experience in medication management and psychotherapy. She currently treats clients at Peak Interactive Wellness in Denver, Colorado. Callie sees all ages.
While Callie cares for clients across the lifespan, she has additional training in treating children and adolescents and integrates developmental strategies into her client work.
Since focusing solely on medication might only address some of a client's goals, Callie strives to understand the whole individual to tailor unique treatment recommendations. Her approach considers a client's nutrition, physical activity, social patterns, and unique features such as one's cultural identity and background; her own experience shapes this as a 2nd generation Cuban-American.
Callie strives to create a space where clients feel welcome and seen. By prioritizing active, neutral, and non-judgmental listening, she works to build an interactive assessment with the client's help. From this, Callie works with clients to develop a collaborative treatment plan that encompasses their needs, goals, and evidence-based practices.
As a first-generation American raised in Colorado by immigrant parents from Guyana and Poland—both of whom proudly served in the U.S. military—Oswaldo Grenardo, MD, MBA, MSHA, FAAFP, grew up with a deep respect for accountability, service, and cultural diversity. These early influences, coupled with a desire to improve the healthcare experience for underserved individuals, led him to start his own private practice, OG Health, in Greenwood Village, Colorado.
With over 30 years of experience in family medicine and healthcare leadership, Dr. Grenardo brings a unique blend of compassionate, personalized care and executive-level insight to his patients at OG Health, the practice he founded to reflect his vision of whole-person care. He believes great care begins with a genuine relationship—where patients feel seen, heard, and truly known by their physician.
Dr. Grenardo has held numerous high-impact roles throughout his career, including Chief Medical Officer and Chief Diversity and Inclusion Officer at Centura Health/CommonSpirit Health, Medical Director of its Clinically Integrated Network, and Dean of Admissions at the University of Colorado School of Medicine. His leadership has touched every level of the healthcare system, from clinical integration to medical education and health equity.
A Stanford University graduate with a degree in Human Biology, Dr. Grenardo later earned dual master’s degrees in Business Administration and Health Administration before completing his MD at the University of Colorado School of Medicine. He completed his Family Medicine residency at Rose Medical Center in Denver.
Outside of medicine, Dr. Grenardo is a proud father, sports enthusiast, former Stanford football player, bonsai hobbyist, and certified barbecue judge. He remains active in the community, serving on multiple nonprofit boards, including the American Heart Association Colorado, the Colorado Health Foundation, and the Boys & Girls Clubs of Metro Denver—working to improve health and opportunity across Colorado.
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