Dr. Stephen M. Dahmer, MD

Board-certified Integrative Family Physician with robust experience in development, research, and clinical use of medicinal plants

Dr. Stephen M. Dahmer is a board-certified family physician whose passion for health and healing has taken him around the globe. A fellow of the Arizona Center for Integrative Medicine, for over two decades he has studied the relationships between plants and people, working closely with diverse cultures and documenting their uses of plants and other integrative therapies. Aspiring to understand ethnomedical systems, as well as the plants and traditional beliefs that support them, Dr. Dahmer has worked in divergent settings including Umbanda terreiros in the heart of Brazil’s second largest slum, Maori clinics in New Zealand, native healers on the Palauan Islands, and as a hospitalist to the Navajo (Dine) Tribe in Chinle, Arizona.  Since 2015, Dr. Dahmer has served as Chief Medical Officer of Vireo Health, a physician-founded, patient-focused company dedicated to providing best-in-class manufacture and clinical utilization of cannabinoid-based therapies.  For Vireo Health, he oversees clinical research partnerships, pharmacovigilance, physician outreach and engagement, and over 200 employees providing education, support, awareness and a compassionate patient experience to tens of thousands of patients utilizing medical cannabis. Dr. Dahmer has given over 150 lectures on cannabinoid-related medical topics. Dr. Dahmer is Assistant Clinical Professor of Family Medicine and Community Health at the Icahn School of Medicine at Mount Sinai and Director of Holistic Primary Care, practicing Integrative Family Medicine in Scarsdale, New York.

Mom’s Garden Scientific Board Member

Relevant publications, including books and articles:

Dahmer, S and Balick M. Cannabis Ethnomedicine.  Levine J, ed. Understanding Medical Cannabis: Critical Issues and Perspectives for Human Service Professionals. Routledge; 2021.

Starr, G and Dahmer, S and Balick M. The Endocannabinoid System..  Levine J, ed. Understanding Medical Cannabis: Critical Issues and Perspectives for Human Service Professionals. Routledge; 2021.

8/2020 to Present: Research Project: Do Discounted Vouchers for Medical Cannabis Reduce Opioid Use in Adults With Pain (ReLeaf-V). Role: Principal Investigator

3/2018 to Present: Research Project:  MEMO-Medical Marijuana and Opioids Study. Role: Consultant. PI: Chinazo Cunningham, MD  

Zylla DM, Eklund J, Gilmore G, et al. A randomized trial of medical cannabis (MC) in patients with advanced cancer (AC) to assess impact on opioid use and cancer-related symptoms. JCO. 2019;37(31_suppl):109-109. doi:10.1200/JCO.2019.37.31_suppl.109

Dahmer, S. When Used Correctly, Medical Cannabis Is Compassionate, Not a Conundrum. Pain Medicine News. February 2017.

Dahmer, S. Transitions. Family Doctor, A Journal of the New York State Academy of Family Physicians. Winter 2016

Dahmer, S., Kligler, B. Chapter 14 – HIV Disease. Rakel: Integrative Medicine, 4th., Copyright 2003 Saunders, An Imprint of Elsevier. (17-4-2012) 

Dahmer, S. MD. How far do you go for Patient-Centered Care? Costs of Care Blog Post. July 7, 2014

D’Silva, S.; Dahmer, S. ; et al. “Mind-Body Medicine Therapies for the Depression Spectrum: A Systematic Review”, Psychosomatics, 2012 Sep-Oct;53(5):407-23

Dahmer, S. MD, et al. PALAU PRIMARY HEALTH CARE MANUAL: Health Care in Palau, Micronesia: Traditional Uses of Plants for Health and Healing. CreateSpace (07-2012)

Dahmer, S. et al. INTEGRATIVE MEDICINE APPROACH TO CHRONIC PAIN. CULTURE, BRAIN AND ANALGESIA: Understanding and Managing Pain in Diverse Populations. Oxford University Press (12/2012)

Kligler, B., Dahmer, S. Chapter 14 – HIV Disease. Rakel: Integrative Medicine, 3rd., Copyright 2003 Saunders, An Imprint of Elsevier. (17-4-2012)

Teets, R. MD,et al. Integrative Medicine Approach to Chronic Pain. Prim Care Clin Office Pract 37(2):407-21. (2010)

Lee, R. MD, et al. POHNPEI PRIMARY HEALTH CARE MANUAL: Health Care in Pohnpei, Micronesia: Traditional Uses of Plants for Health and Healing. CreateSpace (9/10)

Cook, D and Dahmer, S.  What Brazilians Can Teach Us About Relaxation. Huffington Post. Posted: 09/08/10 10:00 AM ET

Dahmer, S, Scott, E. Hawthorne. Complementary/Alternative Medicine Series Template.  Am Fam Physician. 2010 Feb 15;81(4):465-468.

Schiller, R., Dahmer, S. Glucosamine.  Complementary/Alternative Medicine Series Template.  American Family Physician.  August 15, 2008 Vol. 78 No. 4

Dahmer, S. Ask the Experts: Integrative Medicine in Underserved Populations. EXPLORE: The Journal of Science and Healing, Volume 3, Issue 5, September 2007, Page 546

Kligler, B., Dahmer, S. Chapter 14 – HIV Disease.  Rakel: Integrative Medicine, 2nd ed., Copyright 2003 Saunders, An Imprint of Elsevier. (9/06)

Dahmer, S. AIDS and AXE. MEDLENNIUM Literary Journal. Spring 2003. Medlennium/BFree Publications. Tampa, FL. (3/03

List of lectures:

2/23/21: SOFI – Reflections on practising plant medicine from around the globe

11/16/2020: Chronic Pain: Medical Cannabis Clinical Application + Research

10/15/2020: Benzinga Conference – https://www.nasdaq.com/press-release/vireo-health-announces-participation-at-benzinga-cannabis-capital-conference-2020-10

4/2020: Minnesota Orthopedic Society Annual Meeting

10/2018: Cannabis, Opioids and Pain – SUNY Purchase

1/2018: Grand Rounds Lecturer – Medical Cannabis – Interprofessional Program in Integrative Healthcare – Beth Israel Department of Family Medicine

2017: TecBridge Keynote: Cannabinoid Based Medicines Role in the Treatment of Chronic Pain: Harm Reduction Evidence-Based Compassionate Care

4/2017: Albany College of Pharmacy and Health Sciences Friday Forum – Guest Lecturer: Medical Cannabis. Albany, NY

1/2017: Grand Rounds Lecture – Medical Cannabis – Interprofessional Program in Integrative Healthcare – Beth Israel Department OF Family Medicine

1/2017 to Present: New York Botanical Garden Adults Education Series – Guest Lecturer: Medical Cannabis. New York, NY

1/2017: Schoharie County Medical Society – Guest Lecturer Medical Cannabis. Schoharie, NY

10/2016: Medical Societies of Broome, Delaware, Otsego, & Tompkins Counties – Guest Lecturer: Medical Cannabis.  Oneonta, NY

10/2016: New York State Pain Society Annual Meeting – Presenter Medical Cannabis – Rochester, NY:

9/2016: Mayo Clinic Internal Medicine Review for Nurse Practitioners, Physician Assistants, and Primary Care Physicians NPPA 2016 – Guest Speaker: Medical Cannabis

6/2015: Presenter for 47th annual Addictions Institute, NASW-NYC: From Motivational Interviewing to Maintenance:  The Case for Behavioral Health Integration in Primary Care

6/2015: Guest Lecturer New York Botanical Garden Adults Education Series: Wellness Saturday: Intro to Integrative Medicine – 152WEL116A

4/2015: Presenter for National Association of Social Workers NYC Conference: Behavioral health integration: The Iora Health model and the Freelancers Medical Home

3/2015:  Guest Lecturer for The Human Impacts Institute: Health Impacts of Toxins in the Home and Workplace

11/2014: Presenter for Beth Israel Family Practice Residency: A Road Less Traveled

11/2012:  Grand Rounds – Presenter for Continuing Medical Education and the Palau Primary Health Care Manual, Koror, Palau

8/2012:  Today’s Women’s Empowerment Seminar – Speaker – Medical Health Panel and Holistic Panel.

8/2010:  Physician Advisor for Brigitte and Bobby Sherman Foundation

9/2010:  Key Note at Beth Israel’s Latino Health Institute (LHI) Health Wise Seminar Series. Botanical Medicine. Folk Medicine.

7/24/2009:  Presenter at Urban Zen Integrative Therapy Program – Integrative Pain Management

8/15/2007:  Grand Rounds – Belau National Hospital: Integrative Medicine

Books: (with links to Amazon)

Dr. William Clearfield, MD

Osteopath with a wide range of experience treating different conditions

Dr. William Clearfield, a graduate of LaSalle College, the College of Osteopathic Medicine and Surgery, Des Moines, IA., completed a rotating internship and served as an OB/GYN resident at Metropolitan Hospital, Philadelphia, PA. Certified by the American Board of Family Medicine after completing a Family Practice resident in 1982 at United Health and Hospital Services in Kingston, PA, Dr. Clearfield, since 1982 is a leading figure in family and integrative medicine.  With graduate expertise in areas ranging from Cardiac Rehabilitation (the University of Wisconsin/Lacrosse), to Medical Acupuncture (UCLA, 1991), to Age Management and Non-Surgical Aesthetic Medicine, (Fellowship trained and Diplomat status from the American Academy of Anti-Aging Medicine,) Dr. C is the leading authority on cutting-edge medicine in Northern Nevada.  In 2016, Dr. Clearfield’s raison d’etre turned when, after meeting with several veterans who suffered traumatic head injuries while serving overseas, deduced that their behavioral issues strongly suggested hormonal deficiencies.  Their injuries seemed mild to nonexistent at first, but over time, they deteriorated, suffering similar maladies as seen in panhypopituitarism.  Research led him to study with and be certified by the Millennium-Warrior Angel Foundation Traumatic Brain Injury Program.  Dr. C’s lectures on Traumatic Brain Injury and Hormone Replacement in general, have taken him to OMED, the American Osteopathic Association’s Scientific Convention, NOMA, the Nevada Osteopathic Association, the American Osteopathic Society of Rheumatic Diseases, the International Congress of Alternative and Complementary Medicine, the Age Management Medical Group, and the American Academy of Anti-Aging Medicine.  Dr. Clearfield is one of three Nevada Delegates to the American Osteopathic Association’s House of Delegates and the Executive Director of the American Osteopathic Society of Rheumatic Diseases.

Mom’s Garden Scientific Board Member


Books: (with links to Amazon)

Dr. Stacey Bell, Ph.D.

Expert in food and dietary supplements and how they affect health

Dr. Stacey Bell is a nutritional consultant to the food and dietary supplement industries. Recently, Dr. Bell was the Chief Science Officer for Nutrient, in Reno, Nevada. She had previously been a nutritional consultant from 2008 until 2014, when she joined Peak Health (formerly Yevo and Nutrient Foods) in Reno, Nevada, as the Chief Scientific Officer. From 2005-2008 she was a Research Scientist at IdeaSphere Inc. In addition to creating products for them, she developed a line of over 25 products for Tony Robbins, the motivational speaker, and helped with the development of products for Dr. Alan Greene, a noted pediatrician, and Dr. Andrew Weil, a well-known expert in the field of alternative medicine. Formerly, she worked for Dr Barry Sears at Sears Labs, as Vice President of Medical Research and Education in Danvers, Massachusetts.  She also founded and worked as chief scientific officer with AFFINTA, Inc a start up with the aim of producing nutraceuticals. She developed a functional food product, DelightFull, which is a snack bar that contains low-glycemic load carbohydrates to promote satiety. These bars were available at all CVS Pharmacy stores.  Before that she was Vice President of Research and Development for Medical Foods Inc., and Functional Foods, Inc., in Boston, both of which she co-founded. For those companies, she developed several functional food products including NiteBite, which was licensed and sold by ICN Pharmaceutical Company, Costa Mesa, California. NiteBite was a food bar especially designed for the nutritional management of low blood sugar that occurs in type 1 diabetes.

Stacey Bell has been a registered dietitian nutritionist for more than 40 years and has worked in that capacity and conducted clinical research studies for 20 years. She received a doctorate in nutrition from Boston University, with Honors in 1994.  For her dissertation, she evaluated the effect of supplemental fish oil on immune function in patients with HIV infection and AIDS. She was on the faculty at Harvard Medical School in Boston and has published over 150 peer-reviewed scientific articles.  Her research interests included obesity, diabetes, cancer, AIDS, burned patients, and critical illness. She is a frequent lecturer around the world on many topics related to nutrition and has 6 issued patents.  In 2003, she joined the Board of Directors of Wild Oats, a natural and organic grocery store chain. It was a public company with sales of over $1 billion per year, when it was sold to Whole Foods Markets in 2007. Dr. Bell served on the advisory board for Sam’s Club Advisory panel for Healthy Living Made Simple publication, Flower Mound, Texas, and is currently on the scientific board of Bay State Milling, Quincy, Massachusetts. Until 2011, she served on the Board of a non-profit agency, Kids Can Cook, in Boston. Dr. Bell is a member of the Nutrition Round Table of the T.H. Chan Harvard School of Public Health and served as its co-chair from 2018-2020. She co-founded and is on the Board of Directors of the Cancer Nutrition Consortium.

Mom’s Garden Scientific Board Member


Books: (with links to Amazon)

Dr. Michael J. Balick, Ph.D.

Internationally-recognized ethnobotanist, who studies the relationship between plants, people and culture

Dr. Balick is an esteemed scientist who conducts much of his research in remote regions of the world, where he studies traditional uses of plants, particularly medicinal and food plants. His research has included extensive fieldwork in 37 countries within the Amazon Valley, Central and South America, The Middle East, Southeast Asia, and the Pacific Island regions of Micronesia and Melanesia. Dr. Balick works closely with health care professionals to understand the efficacy and potential wider use of plants as human therapies. He received his B.Sc. from the University of Delaware and his A.M, and Ph.D. from Harvard University, during which time he also studied at the Harvard Business School. Dr. Balick has authored over 150 scientific papers in peer-reviewed journals, and authored, co-authored or edited 28 scientific and general interest books and monographs including the highly acclaimed Rodale’s 21st Century Herbal: A Practical Guide for Healthy Living Using Nature’s Most Powerful Plants.

Mom’s Garden Scientific Board Member