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PMCM Staff Directory

lson M. Haas, MD, Medical Director

Integrated and Preventive Medicine
Healthcare Consultant/Educator

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Dr. Elson Haas has been in medical practice since he graduated from the University of Michigan Medical School in 1972 and then interned at Highland Hospital in Oakland, CA. Over the past 35 years, he has studied and incorporated many healing disciplines—Western and Eastern Medicines, Nutrition and Detoxification, Herbology, and Mind/Body Healing—into his ongoing practice. Since 1980, Dr. Haas refers to this multidisciplinary blend of care as Integrated Medicine. Dr. Haas specializes in creating individualized programs for his patients utilizing dietary changes, detoxification, prescription medicines and nutritional and herbal supplements. He writes about these in his many popular books on health and nutrition, beginning first in 1981 with Staying Healthy with the Seasons (updated edition, 2003) followed by Staying Healthy with Nutrition and The Detox Diet. Review his new children's books and CDs on the linked site Seasons Studios where you can also view his new educational entertainment products for children and families. Dr. Haas lectures and teaches nationally and is a regular radio guest and writer for health magazines. His local detoxification programs are popular, affordable, and transformative. See Dr. Elson's upcoming events.

Judy LaneJudy Lane, NP, MS

Nurse Practitioner, General & Natural Medicine
Women's Health and Menopause

Judy Lane received her NP, MS and RN degrees from Pace University and New York College in 1975, followed by an internship in Internal Medicine at the New York VA Medical Center. She continued to work in Ambulatory Medicine at Beth Israel Medical Center.  In 1985 Ms. Lane entered private practice with leading physicians in the field of Integrated Medicine in New York City. She has lectured extensively and has appeared in the media with a focus on women's health issues and natural hormone testing therapies.  Judy Lane has been with PMCM since 1994, creating individually designed programs for her patients.  She is PMCM's Director of Women's Health and very popular with her patients.



Independent Practitioners With Their Offices at PMCM Location:

Richard ShamesRichard L. Shames, MD

Integrated Medical Doctor

Health Care Consultant

Dr. Richard Shames is a graduate of Harvard College and the University of Pennsylvania Medical School. Prior to entering private practice, he received extensive training in conventional medicine with the U.S. Public Health Service, the National Institutes of Health, and other facilities. In the 1970s, as Medical Director of the Wholistic Health & Nutrition Institute (WHN) in Mill Valley, CA. Dr. Shames and staff began the blend of conventional medicine with safe and appropriate natural remedies. 

Dr. Shames' philosophy of medicine is more completely expressed in his books, including his most recent book Thyroid and Mental Health, plus his previous books: Feeling Fat, Fuzzy, or Frazzled? and his previous Thyroid Power: Ten Steps to Total Health, all co-authored with his wife Karilee Shames PhD, RN. The two of them teach seminars nationwide to both healthcare providers and the general public.

 Dr. Shames considers himself a Consulting Physician and Personal Health Coach, currently focusing on thyroid and adrenal disorders and their many related conditions. His innovative approach to "internet medicine" and telephone coaching has many devoted clients around the country.

See Consent Forms to Start Process of Scheduling with Dr. Shames

Michael RosenbaumMichael E. Rosenbaum, M.D.

Nutritional Medicine, Allergies & Chronic Fatigue
Healthy Aging, Integrative Diagnostics

Dr. Rosenbaum majored in Biochemistry at Brooklyn College, City University of New York, with a Minor in Psychology, earning his Bachelor of Arts Degree in 1963. He attended Graduate School at Hebrew University, Jerusalem from 1965-66, earning his Master of Sciences Degree in Clinical Biochemistry and Metabolic Medicine. Dr. Rosenbaum earned his M.D. Degree at Albert Einstein College of Medicine in June 1968, after which he conducted his Internship at The French Hospital in San Francisco during 1968-69. His Residency Training was at University of California San Francisco, School of Medicine from 1969-72, after which he maintained a Psychiatry Practice in Community Mental Health Programs in Los Angeles and San Francisco from 1972-79. Dr. Rosenbaum is also certified by the American Academy of Medical Acupuncture (AAMA) Medical Acupuncturist. He is International Spokesperson for Sun Chlorella, Kyoto, Japan and Sun Chlorella, USA, Torrance, California. Dr. Rosenbaum has been Instructor in Clinical Nutrition at SF State University 1984-1985, where he also served as a member of the Advisory Boards and Scientific Review Panel. He has been the President of the Orthomolecular Health Medical Society and former editor of the Society's Journal. He was the past President and on the Board of Directors for The Healthy Foundation.

Thomas H. ReeceThomas H. Reece, DO, ND

Osteopathic Manipulative Medicine, 
Cranial Sacral Therapy

Dr. Thomas Reece brings a wealth of knowledge and his experience to his practice at PMCM. He received a doctorate in medicine in 1982 from the National College of Naturopathic Medicine in Portland, Oregon. He returned to school and earned a second doctorate in medicine, with honors, from the Kirksville College of Osteopathic Medicine. Dr. Reece has been in practice for more than twenty years and is one of only a few practitioners with the dual degrees in both Naturopathic and Osteopathic Medicines.  

Dr. Reece is board certified in Family Practice by the American College of Osteopathic Family Practitioners. For five years he was the Medical Director of the Southwest Naturopathic Medical Center in Scottsdale, Arizona, and he is also associated with the Southwest College of Naturopathic Medicine in Tempe, Arizona. Dr. Reece specializes in Osteopathic Manipulative Medicine. He uses a variety of techniques, including Cranial Sacral therapy, Myo-fascial release, Muscle Energy work, as well as Strain/Counterstrain and Direct techniques. Dr. Reece utilizes acupuncture techniques he has learned both here in the United States and China to treat a variety of conditions. These special therapies referred to as multi-faceted treatments are helpful at correcting structural and pain problems.

See Patient Registration Forms For Dr. Reece pdf pdf

Georjana ShamesGigi Shames, L.Ac., NHD, CMT

Acupuncturist and Herbalist
Hormone Balancing

Gigi Shames is a Licensed Acupuncturist specializing in thyroid care, menopause, and alleviation of stress and pain. She works alongside her father Richard Shames MD at the Preventive Medical Center of Marin offices in San Rafael and Cotati.  Gigi trained at the world-renowned Five Branches Institute, focusing on how to administer Acupuncture in the most gentle & effective way possible. Her Chinese herbal formulas are individually modified, based on each patient's tongue/pulse diagnosis and symptoms. She recently co-authored a book with her parents, Drs. Richard and Karilee Shames Thyroid Mind Power on thyroid and mental health. Gigi includes in her practice a greater foundation of nutrition, naturopathic principles, sleep research, and sports medicine. It is said that Acupuncture awakens the body's original intelligence to heal itself; Gigi is attentive and compassionate in administering your health care.

Janara Iman-ThomasJanara Iman, CN

Certified Nutritionist, Herbalist, and Homeopath
Food Sensitivity, Detox and Weight Management Specialist

Trained in nutritional systems and health from both Western and Eastern perspectives, Janara believes the key to radiant health and beauty comes from the inside out and starts on your plate. She has developed customized, natural nutritional and dietary programs utilizing the highest quality foods and herbs to gently coax the body to heal itself, while enhancing greater energy and support to bring the body to its own natural of state of balance. Janara graduated from the San Francisco State University Nursing program in 1978 with the goal of becoming a nurse dietician, and studied Dietetics and Culinary Food preparation at CCSF. Since 1979, Janara became certified as a nutritionist and herbalist from the Dr. Roger Williams School of Nutrition Science, and a certified Clinical Herbalist from New Dimensions in Herbal Healing. Janara studied 5-Element Theory and Ayurveda with Dr. Vasaant Lad in New Mexico, becoming certified at the Ayurvedic Institute in WA. She has accumulated over 1000 hours of classical homeopathy and clinical training, and received her certification in Microcurrent Therapies for pain and injury from the Acupuncture and Integrative Medicine College, Berkeley and MMT Micro current Therapy.  Janara holds a Medical Esthetician License since 1989.

Steve SisgoldSteve Sisgold, M.A.

Body Centered Therapist, Breathing and Emotional Release

Steve Sisgold has been in practice over 25 years, since he became certified in Body Centered Therapy from the Hendricks Institute and earned a BS in Business and a Masters in Communications. Steve is a regular guest on TV and radio shows, appearing on ABC, NBC, PBS, CBS TV, plus OPRAH and Montel Radio. He has taught thousands how to use their innate body intelligence what he coined BQ, to create better health, prosperity and richer, more authentic relationships. In Steve's sessions he focuses on helping individuals Boost their Mental And Physical Life Force using Transformative Breath Exercises, Movement, Guided Imagery, Emotional Release and Conscious Communication Protocols. He specializes in Stress Management, Releasing Emotional Trauma, Grieving a Loss, Addictions 
Weight Issues and Phobias. His latest book, What's Your Body Telling You? launched at #7 on the SF Chronicle bestsellers list and # 1 on Amazon in 3 categories. Steve lectures on Wellness and Increasing Resilience and Productivity, throughout the US and Canada.

Carol Butterfield, Dpl., Ac.
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Medical Intuitive
Health & Wellness Consultant

Carol has practiced Traditional Chinese Medicine (TCM), energetic medicine, nutrition and herbology for more than 20 years. Her career has evolved over the past decade based on her intuitive gifts. Her current consulting practice has expanded in scope, and she now offers her Medical Intuitive skills, mentoring and coaching to people at Preventive Medical Center of Marin, in San Rafael CA. Carol has guided many clients in most walks of life, including corporate executives, politicians, and well-known entertainers. We are grateful and excited to have this sensitive and talented practitioner at our center. Carol studied with with Dr. Yen Wei Choong before attending San Francisco College of Acupuncture and Oriental Medicine, from which she graduated in 1987. After several years of practice, she continued her studies in Beijing, China focusing on Orthopedics, Gynecology, and Medical Qigong. During her studies at the San Francisco College, she was given the privilege to extern with Dr. Yu Lin Huang, TCM professor, a great enhancement to her education. Also, many of her professors were trained MDs from China, providing an integrated focus on Eastern and Western medicines. With Carol’s background in energetic medicine, nutrition, herbology, and her more than 20 years as a practitioner, she offers a results-oriented approach to patient care, and her goals are for you to “invision” and enlighten your true life and achieve optimal health. Carol offers support through this healing process.



Ernie Hubbard, BSc.ernie-april2014jpg

Vitality Researcher, Business Consultant
Biochemist and Geneticist

Ernie has more than 30 years experience in cell biology, biochemistry, genetics and electro-biology. He received his BSc. in Biochemistry/Genetics at Oregon State University in 1978, and he pursued Graduate Studies at the University of Minnesota in the fields of Molecular Biology and Developmental Genetics in 1979-1981. Ernie has started and managed several biology and healthcare companies. In 2006, Ernie established a research program--Seven Circles Wellness--to discover fundamental elements of human aging. He brings his research and testing programs to PMCM in collaboration with our other practitioners. In addition to his work at the clinical level, Ernie also serves as PMCM's Business Advisor, is a member of our Executive Committee, and serves as the interface with patients as our Healthcare Services Coordinator.


Business Office Staff

Julie Dietz - Administrative Director, Patient Health Care Coordinator
Roberta Rossetti
- Business Manager 
Crystal Gonzales
- Medical Assistant
Roma Eaglin
- Front Desk, Administrative Assistant
Tish Herman
- Insurance Specialist
Naz Mikhchi
- Insurance and Billing


Are you an MD or DO and have an interest in joining a collaborative team? Contact us about career opportunities to join the PMCM staff.