Dr. Alexandra Mayer, N.M.D.

Medical Aesthetics & Women’s Hormone Specialist

Dr. Alexandra Mayer wants to help men and women in the Scottsdale, Arizona, area achieve optimal health. At Ethos Integrative Medicine, she helps people who have busy lives take care of themselves, even as they struggle to balance work and family life. Her mission is to provide patients with medical options that get results and fit with their jam-packed lifestyles.

She graduated with a Doctorate in Naturopathic Medicine from the Southwest College of Naturopathic Medicine in Tempe, Arizona, and has learned the art of combining traditional diagnostics and treatment with a natural approach. Dr. Mayer meets every patient where they are in their individual health journey.

Dr. Mayer strives to help patients obtain health and balance so they feel vibrant and ready to take on the world. Patients appreciate her compassionate, personable nature while feeling confident in her expertise. They also appreciate that she provides the best patient care and explains all treatment options and potential outcomes.

Dr. Matthew Hernandez, N.M.D.

Regenerative Orthopedics & Men’s Hormones Specialist

A natural curiosity drew Dr. Matthew Hernandez to the field of medicine and to become a health care provider at Ethos Integrative Medicine in Scottsdale, Arizona. He earned a degree in biochemistry with the intention of one day becoming a pharmacist. But with time, Dr. Hernandez become more interested in helping people understand their illnesses, rather than simply treating them with medication.

He went on to graduate with a Doctorate of Naturopathic Medicine from Southwest College of Naturopathic Medicine in Tempe, Arizona. He is skilled at diagnosing and treating patients in conventional ways, but offers more natural alternatives so plans are tailored to each person’s individual needs and lifestyle.

Dr. Hernandez works with families and individuals to educate them and provide various health care options that deliver results. He believes in creating a partnership with his patients and encouraging them to take responsibility in promoting their own health. Dr. Hernandez looks forward to helping people discover their health potential.

Dr. Morgan Massingale, N.M.D.

Regenerative Orthopedics & Women’s Hormones Specialist

Dr. Morgan Massingale is a 2007 graduate of Georgetown University with a Master of Science in Physiology and Biophysics. After completing her Masters she spent 7 years in the pharmaceutical research industry, where she saw a glaring need for treatments that create actual healing in patients, rather than providing them a band-aid for symptoms.

The desire to fill this need led her to pursue her medical degree at Southwest College of Naturopathic Medicine and Health Sciences where she earned her Doctor of Naturopathic Medicine in 2018. After graduation, she completed a two-year Residency at the Neil Riordan Center for Regenerative Medicine, refining her image-guided spinal injection skills under the mentorship of Dr. Klee Bethel. She continues to teach in the physical medicine department at The Southwest College of Naturopathic Medicine.

Dr. Massingale enjoys teaching her patients about all of the many modalities in the Naturopathic tool belt that can help them live their best, pain-free, life. When she’s not teaching or seeing patients, she is hiking, getting some Vitamin D in the sunshine, and spending time with her son.

Dr. Michelle Retz, N.M.D.

Gastroenterology, Mental-Emotional Health, & Hormone Specialist

Dr. Michelle Retz, N.M.D. graduated Summa cum Laude from Southwest College of Naturopathic Medicine. She then completed a residency emphasizing general family practice at Southwest Naturopathic Medical Center. She is a Magna cum Laude graduate from Ohio State University, where she received a B.S. in Biology with a minor in Spanish.

Concerned about the present state of our healthcare system, she dedicates herself to patient-centered care using holistic medicine that treats the cause of illness, restores vitality, and preserves health. Utilizing botanical medicine, Traditional Chinese Medicine, homeopathy, hydrotherapy, IV therapy, detoxification, nutritional counseling, perineural therapy and bioidentical hormones, Dr. Retz focuses on treating chronic illnesses such as digestive disturbances, anxiety, depression, autoimmune disease, thyroid and adrenal disorders, women’s concerns, and chronic pain syndromes.

Dr. Retz is a member of the AANP, Doctors for America, Natural Doctors International, National Association of Professional Women, and was the Chief Medical Director of Naturopaths without Borders for five years. She is currently the professor of Gastroenterology at Southwest College of Naturopathic Medicine. With the belief that community is family, Dr. Retz has volunteered at various clinics in Mexico to treat the under-served, and helped develop a program to teach first aid homeopathy to local lay healers and family members.

Dr. Leslie Axelrod, N.M.D., LAc

Rheumatology & Autoimmune Disease Specialist

Dr. Axelrod, a naturopathic physician and acupuncturist is considered an expert in her field. She worked in an integrative rheumatology practice for 18 years. As a published author and national speaker, both nationally and internationally, she lectures on topics including osteoarthritis, fibromyalgia, rheumatoid arthritis and treating autoimmunity with natural medicine. She teaches general medicine and rheumatology at Southwest College of Naturopathic Medicine, where she has been a professor for over 25 years.

Dr. Axelrod treats a wide variety of conditions including pain, arthritis, digestive conditions, thyroid issues, fatigue, weight loss and much more. Some of the therapies she incorporates includes nutrition, food allergy testing, botanicals, homeopathy, acupuncture, Chinese medicine, craniosacral therapy and perineural therapy

Travel and medicine are two of her favorite activities, which has included providing care for those in need across borders, such as in Haiti, Cambodia and Mexico. Outside of her practice, she enjoys ceramics, yoga, hiking and cycling.

Dr. Phranq Tamburri, N.M.D.

Prostate Health and Urology

Dr. Tamburri specializes in the assessment of prostate cancer and its numerous treatment options. Anyone who has found themselves thrust into the ‘world’ of PSA screening, biopsy, and a prostate cancer diagnosis recognizes how incredibly confusing and often conflicting the solutions are.

With over a decade of clinical experience and training both as a naturopathic physician and at an early residency that included training with Mayo certified urologists, Dr. Tamburri is uniquely qualified to interpret and consult what both ‘sides’ of medicine are telling the patient.

He also is the only integrative physician utilizing the state of the art color Doppler ultrasound (TRUSP) to accurately image the prostate along with providing the PCA3 molecular prostate cancer urine test for a heightened assessment. Dr. Tamburri graduated in 2001 from Southwest College of Naturopathic Medicine in Tempe, Arizona. He has been a professor of urology at his Alma Mater since 2002.

He is a member of the Prostate Cancer Research Institute, the American Association of Naturopathic Physicians, and the Arizona Naturopathic Medical Association. He can also be regularly seen and heard on television, radio, and as a professional lecturer on the continuing debate of PSA screening and prostate cancer options.

Lindsey, Patient Coordinator

New Patient Onboarding and Patient Scheduling

Lindsey brings 6 years of medical office management experience to our Ethos team.

Lindsey’s responsibility at Ethos is onboarding new patients, going over patient expectations for appointments, scheduling both new and returning patients, and coordinating patient care with the Ethos Physicians and Briana.

In her free time, Lindsey loves spending time outdoors, enjoying great food, and spending time with family and friends.

Briana, Patient Support

Medical Assistant and Phlebotomy

Briana brings 15 years of experience being a medical assistant to our Ethos team. She has held positions in both small and large medical offices in a variety of medical fields.

Briana’s responsibility at Ethos is taking patient vitals, performing blood draws, as well as submitting and obtaining labs, imaging, and prescriptions. Briana works with Lindsey and our physicians and does her best to make sure that there is no delay in our patients’ care.

In her free time, Briana loves to camp, hike, and go fly fishing.

Olivia, Patient Communications

Ethos Media Management and Patient Scheduling

Olivia brings her enthusiastic love for creative writing to our Ethos team.

Olivia’s responsibilities at Ethos include helping Lindsey with scheduling returning patients and managing the media and educational content that the Ethos physicians create for their patients. Olivia works with our physicians to ensure that the content they create can be easily understood and accessible to our audience.

In her free time, Olivia loves to travel, cook new dishes, and take care of her birds.