Colorado MMJ Cards & Nationwide Psilocybin Micro-Dose Therapy
We are licensed Colorado physicians who value safe, evidence-informed care. We offer licensed Colorado MMJ Evaluations + Nationwide Online Psilocybin Micro-Dose Therapy (every Micro-Dose appt includes a free supply of micro-dose capsules).
Dr. Joe Cohen, an internationally recognized expert in cannabinoids, has dedicated over a decade to advancing plant-and fungi-based medicine. Since founding Holos Health in Boulder, Colorado in 2009, he has worked with thousands of patients seeking natural, evidence-informed approaches to wellness.


Online Psilocybin Microdose Therapy
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Online Telehealth Consult with Dr. Joe Cohen (Licensed Colorado Physician)
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Free Capsules with every appointment (shipped directly to you)
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Personalised Dosing
Dr. Joe Cohen has been a physician for over 45 years. Whether you are looking to optimize your health, or have a serious condition you are facing, Dr. Cohen is here to help.
Dr. Cohen provides personalized support, dosing guidance, and integration coaching to help you safely explore the therapeutic potential of micro-dosing psilocybin.
Each appointment includes a free supply of microdose capsules, designed to support clarity, mood balance, and emotional wellbeing.
Colorado MMJ Card Appts (In-Person)
We specialize in:
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Autoimmune Diseases
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Chronic Pain Conditions
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Autism
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Cancer
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PTSD
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Seizure Disorders
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and more
Getting a Medical Card is easy, and the benefits of getting a MMJ Card include: paying almost 25% less in taxes, access to higher quantity mg products and purchases, ability to grow your own plants, legal access for those under the age of 21 who have serious medical conditions, and a treatment regimen and education about what products, dose, and treatment regimen is right for you.
To learn more about Colorado MMJ Card Requirements click here.
Dr. Joe Cohen and Dr. Lisa Rittel have extensive backgrounds in Functional Medicine to identify injuries, underlying conditions, and other factors about your general health to tailor a treatment regimen just for you.

Our Doctors & Locations
We have two locations (by appointment only):
Appointments with Dr. Joe Cohen in Niwot, and
Appointments with Dr. Lisa Rittel in Boulder.
DR. JOE COHEN, at The Healing Collective Office
6800 N 79th St., Suite 202
Niwot, CO 80503
DR. LISA RITTEL, at the Whole Health Collective Office
5377 Manhattan Circle, Suite 204
Boulder, CO 80303
Dr. Joe: New & Renewal MMJ Card Appt
30 min • $185

Online Micro-Dose Mushroom Consult
30 min • $300

Follow-Up Online Micro-Dose Consult
30 min • $300

Dr. Lisa: New & Renewal MMJ Card Appt
30 min • $185

Dr. Lisa: Under 18 MMJ Card, Primary Dr.
30 min • $185

Dr. Lisa: 18 - 20 MMJ Card (Primary Dr.)
30 min • $185


