John A. Robinson NMD

Dr. John A. Robinson is a Board Certified Naturopathic Medical Doctor specializing in Natural Integrative Therapeutics, Endocrinology, Thyroidology, and Mind-Body Medicine.

Dr. Robinson focuses his medical specialization on conditions of altered metabolism, particularly hormonal imbalances and thyroid disease. He has developed a unique and refreshing approach to the treatment of thyroid disease called ThyroZoneâ„¢ where patients find real solutions for their thyroid and their metabolism.

Since 2006 Dr. Robinson has helped thousands of patients by focusing on the treatment of conditions related to hormone deficiencies utilizing natural bioequivalent (bioidentical) subcutaneous hormone pellet implants in conjunction with nutritional, herbal, and lifestyle supportive measures.

His book, The Hormone Zone, comprises years of experience and research in the study of endocrinology and metabolism, hormone imbalances, thyroid disease, and natural health approaches, all surrounded by a deep understanding of human psychology and spirituality.

The Hormone Zone offers a comprehensive integrated approach to wellness that includes an in-depth exploration of the four key levels of human experience, the physical, the mental, the emotional, and the spiritual. The Introduction to The Hormone Zone was written by Dr. John C. Lowe, nationally recognized scientific expert in thyroid and metabolism and champion of proper thyroid diagnosis and treatment with Natural Desiccated Thyroid Hormone and T3 therapy.

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Dr. Robinson attained his Naturopathic Medical Degree from the Southwest College of Naturopathic Medicine. He graduated from Arizona State University Magna Cum Laude where he obtained his bachelor’s degree in English and the Premedical Sciences. He and his wife, Dr. Cristina Romero-Bosch reside and practice medicine in Scottsdale, Arizona.



    Arizona State University
  • Bachelor of Arts, English and Pre-Medical Sciences, Magna Cum Laude, 2000

    Medical School

    Southwest College of Naturopathic Medicine
  • Naturopathic Medical Doctor, 2006

  • Internship and Advanced Bioidentical Subcutaneous Pellet Therapy with Gino Tutera, MD, FACOG at SottoPelle, Inc., Scottsdale AZ, February 2006 to August 2006

  • Nutraceutical Representative: Standard Process of Palmyra, WI

    Medical Licensure

    State of Arizona
  • Naturopathic Medical Doctor, 2006


  • The Hormone Zone: Navigating Metabolism Towards Whole Health Transformation Published December 2011

  • Contributing author: Life Regained: The Real Solution to Managing Menopause and Andropause by Gino Tutera, MD, FACOG, October 2008

    Awards & Honors

  • Phoenix Magazine TOP DOCTORS 2014

    Medical Society Memberships

  • American Association of Naturopathic Physicians (AANP)

  • Arizona Association of Naturopathic Physicians (AZNMA)

  • Andropause Society

  • American Society of Andrology

  • International Society for the Study of the Aging Male (ISSAM)

  • The Naturopathic Society: SCNM Chapter & Naturopathic Society International (Co-Founder)

    Teaching / Lecturing Experience

  • Navigating Your Hormone Zone Seminars & Events: Ongoing

  • Chairman of the Board of Directors & Founding Member: Naturopathic Society International, Tempe AZ

  • Anatomy & Physiology Instructor, The BrymanSchool, Phoenix AZ


Dr. Robinson had post graduate training with the late Gino Tutera, MD, FACOG, a pioneer and innovator in subcutaneous hormone pellet therapy, including a 6 month internship and a full time position with him from 2006 to 2015. Dr. Robinson's level of training, burgeoning expertise and extensive experience in subcutaneous hormone pellet therapy places him at the top of this field, with very few physicians having this level of training and expertise in this unique therapy. Dr. Robinson has literally treated thousands of patients with subcutaneous hormone pellet therapy, and has coupled this experience with his expertise in thyroid disease and other hormonal and metabolic disorders.

Since 2006, Dr. Robinson also began researching thyroid disease and treating a multitude of patients who were not improving under standard conventional thyroid care. Over the past decade, he has developed a unique and effective system in treating thyroid disease called ThyroZone that uses precise testing and monitoring, along with a comprehensive nutritional approach to the bioidentical thyroid hormone prescription medication that truly creates change and improvement.