Registered Herbalists

This listing is for practitioners who have met the criteria for Registered Herbalist in the American Herbalists Guild. The information listed is provided by the practitioner and is not reviewed, evaluated or endorsed in any way by the AHG.

To search for a Registered Herbalist, please use the search box below.  It allows you to search by US state, Canadian province, or by country. Please use the two letter postal code abbreviations for states or provinces, type the first letter and wait for the drop down menu. Then select and hit search.

William Siff


Personal Consultations; Manufacture/Market Products (Proprietor, full herbal apothecary); Classes/Lecturing

Phone: 413.587.0620
Address: 932 Stanford St
Santa Monica, California, 90403
United States

Kara Sigler

San Francisco Herbalist

Kara Sigler has been seeing herbal clients in the San Francisco Bay Area of CA since 2006, and bodywork clients since 2012. Kara currently teaches at the California School for Herbal Studies in Foresteville, and Ancestral Apothecary in Oakland. She co-taught a three year clinical herbal program at the Ohlone Herbal Center from 2006-2014. Kara has held a WFR certification since 2005 and works in the First Aid tent at the Northern California Women’s Herbal Symposium and the Buckeye Gathering. She makes individualized herb formulas for clients in her apothecary, and has a line of herbal products Herban Elixirs. Kara incorporates Ayurvedic pulse and tongue assessment into her sessions with clients, as well as bodywork, nutritional consulting, and emotional/energetic counseling. Kara’s interests have focused on women, queer and trans health as well as affirming that life transitions are hard for humans and that plants are amazing allies along the way. Please visit Kara’s website to learn more.

Phone: 415-690-3573
Address: 975 35th st
Oakland, California, 94608
United States

Sara chana Silverstein

Phone: 9175870262
Address: 701 empire Blvd #2-g
Brooklyn, New York, 11213
United States

Heidi Smith

Moon & Bloom Integrative and Flower Essence Therapy

Heidi is a graduate of the 3-Year Herbal Studies program at Arbor Vitae School of Traditional Herbalism. She holds a master’s degree in mental health counseling and has studied energy work and flower essences under several teachers. Heidi is committed to holistically supporting her clients thrive: physically, emotionally, and spiritually. Her practice blends psycho-spiritual therapy, flower essences, and herbal medicine to address the multifaceted aspects of disease, with an emphasis on mental and emotional wellness. Heidi is passionate about engaging both the spiritual and scientific dimensions of the plant kingdom, and sees herbal medicine as a radical way to promote ecological and social justice. She regularly teaches classes, and sees clients in New York City, Brooklyn, and remotely.

Address: 1 Union Square West, Suite 309
New York, New York, 10003
United States

Rebecca Snow , CNS

Rebecca Snow Nutrition

Rebecca Snow has been practicing herbal medicine and nutrition for 12 years.  She is a Registered Herbalist with the AHG and a licensed nutritionist in the state of Maryland. She specializes in chronic illness, Lyme and related illnesses, digestive disease, weight loss, food addiction. She uses nutrition, herbs and coaching.
Rebecca began her career practicing at Optimal Health Physicians, an Integrative Medical Practice that specializes in chronic infection and disease.  She worked for 10 years at the Maryland University of Integrative Health (MUIH) in a variety of roles including Founding Director of the MS in Nutrition and Integrative Health Program and faculty/supervisor in the herbal medicine and nutrition departments. Currently, Rebecca has a clinical practice at the Avalon Wellness Center in Catonsville, Maryland and runs a mentorship program for new practitioners.
Rebecca has presented on herbs and nutrition throughout the mid-Atlantic region including lectures at Goucher College, Johns Hopkins University, Morgan State University, and Presbyterian Medical Center at the University of Pennsylvania. She serves as a subject matter expert for local media and has appeared on Fox 45 and WBAL in Baltimore.

Phone: 4438407887
Address: 145 Sanford Ave
Catonsville, Maryland, 21228
United States

Brittney Sounart

Phone: 480-726-9446

Kevin Spelman


Anti-aging strategies, sports performance, chronic illness, family practice.

Phone: 541-708-3002
Address: PO Box 599
Ashland, Oregon, 97520
United States

Cynthia Splies , DAOM, LAc, RH (AHG)

CA licensed acupuncturist, and use both Western and Chinese herbs. Available for clinical consultations and mostly blend custom formulas in bulk, granular and tinctured herbs.

Phone: 805-641-1111
Address: 5755 Valentine Rd
Ventura, California, 93003
United States

Katie Stage


Women's health, men's health, GI disorders, mental health

Phone: 480-970-0000
Address: 9438 E Calle de Valle Dr
Scottsdale, Arizona, 85255
United States

Joyce Stahmann , MPH, RH

Herbal Wellness Consultations

30 years of experience in women's health, mental health, cardiovascular system issues, chronic illnesses such as CFS, chronic pain, and improving vitality and resilience. We will look at your well-being and areas that could be improved in depth, and formulate an evolving plan, tailored to your unique needs.

Phone: 541-488-8145
Address: 2305-C Ashland Street, PMB 440
Ashland, Oregon, 97520
United States