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Your Trusted Internal Medicine Physician in San Ramon, CA
Dr. Dr. Michael Temkin, DO is a board-certified internal medicine physician with over 20 years of experience, dedicated to providing comprehensive, patient-centered care in San Ramon, CA. As a graduate of Western University of Health Sciences and a residency-trained professional from Alameda Medical Center, I prioritize preventive care and holistic treatment approaches. My practice focuses on addressing root causes of symptoms, offering services such as primary care, LeanMD weight loss programs, and BioTE hormone optimization therapy.

With affiliations at San Ramon Regional Medical Center and John Muir Medical Center, I emphasize long-term patient relationships, personalized treatment plans, and community engagement. My philosophy centers on treating the whole person, not just symptoms, while maintaining transparency and accessibility for patients in the Tri-Valley and Bay Area regions.
Services
Primary Care LeanMD Weight Loss BioTE Hormone Therapy Men's Health Women's Health Internal Medicine Allergies Treatment Diabetes Management Senior Care Physical Exams
Highlights and features
  • We offer 20+ years of experience in internal medicine and preventive care
  • Our personalized approach treats the whole patient, not just symptoms
  • We provide evidence-based weight loss solutions through LeanMD programs
  • Our practice offers BioTE hormone optimization therapy for lasting wellness
  • We maintain affiliations with San Ramon Regional and John Muir Medical Centers
What people say
Excellent primary care physician Successful weight loss results Proactive health approach Knowledgeable and compassionate Personalized treatment plans
Services
Primary Care
Comprehensive primary care services for adults, focusing on preventive care and chronic disease management. Our approach emphasizes patient education, early detection of health issues, and personalized treatment plans. With board-certified expertise in internal medicine, we address acute illnesses, routine checkups, and long-term health maintenance for patients throughout their lives.
LeanMD Weight Loss
Medically supervised weight loss program combining nutritional science with personalized support. The LeanMD method emphasizes whole foods, portion control, and sustainable lifestyle changes. Patients receive ongoing counseling, progress monitoring, and optional medication support to achieve and maintain healthy weight goals through evidence-based strategies.
BioTE Hormone Therapy
Bioidentical hormone replacement therapy using patented pellet technology for men and women. This treatment addresses hormonal imbalances through customized dosing delivered via subcutaneous pellets. The program includes comprehensive symptom evaluation, lab testing, and ongoing monitoring to restore hormonal balance and improve energy levels, mood, and overall wellness.
Men's Health
Specialized healthcare services addressing men's unique health needs across all life stages. Our approach includes preventive screenings, sexual health management, and treatment for conditions like erectile dysfunction and low testosterone. We emphasize open communication and proactive health monitoring to address both immediate concerns and long-term wellness goals.
Women's Health
Comprehensive care for women's health needs throughout their lives, from adolescence through menopause. Services include preventive screenings, reproductive health management, and treatment for conditions like osteoporosis and hormonal imbalances. Our approach emphasizes patient education, symptom management, and personalized care plans to address both routine and complex health concerns.
People
Dr. Michael Temkin
Internal Medicine Physician
Board-certified internal medicine physician with over 20 years of experience in preventive care and chronic disease management. Graduate of Western University of Health Sciences, residency-trained at Alameda Medical Center. Specializes in holistic treatment approaches, weight management, and hormone optimization therapy.
Questions
What services does Dr. Temkin offer?
Dr. Temkin provides internal medicine, primary care, LeanMD weight loss programs, and BioTE hormone optimization therapy for patients in San Ramon and the Bay Area.
How does the LeanMD weight loss program work?
LeanMD combines medical supervision with whole-food nutrition plans, portion control guidance, and optional medication support to achieve sustainable weight loss through lifestyle changes.
What is BioTE hormone therapy?
BioTE uses bioidentical hormone pellets implanted subcutaneously to address hormonal imbalances, improving symptoms like fatigue, mood swings, and low libido through customized dosing.
Do you accept new patients?
Yes, we welcome new patients and offer comprehensive primary care services for adults seeking preventive care and chronic condition management.
What are your office hours?
Our office is open Monday-Thursday 6AM-12PM & 2PM-4:30PM, Friday 8AM-4PM, with Saturday and Sunday appointments available by request.
Are lab tests included in your services?
Yes, we offer on-site lab testing and diagnostic services as part of comprehensive health evaluations and treatment monitoring.
Reviews (7)
Srinath R.
Feb 08, 2022 Report
I was charged for a no show appointment. I had a 7:45 AM appointment which I completely forgot. The staff called me at 7:50 AM to remind me. There was no other reminder SMS or email sent. I said I could make it in the next 10 mins. To my surprise the staff said they cannot accommodate me and charged me $100. This is really the worst experience I have had with my 4 years in San Ramon where the staff are so rude and cannot be accommodative of even a 15 minutes delay. When I had my previous appointment with them I was made to wait 10 minutes before seeing the doc. Am I supposed to charge you guys for it?
Michale B.
Nov 12, 2021 Report
I had a terrible experience with Dr. Temkin and after going to him for two visits I am no longer a patient of his and transferring to another doctor office.
John Heverly
Nov 03, 2021 Report
Dr. Temkin is first a nice guy, easy to communicate with and straight forward. Hard to not trust a person that shows he cares by listening and works to solve your issue. Great doctor. John Heverly
Vasudeva Rao V.
Oct 18, 2021 Report
Absolutely INSENSITIVE Staff and customer service. You caused so much pain to my family; I will go to consumer court and also pursue suing your company for such an insensitive treatment towards customers. THIS IS OUTRIGHT NOT ACCEPTABLE. Bad behavior and insensitive approach towards my wife caused unnecessary trauma who is already going through treatment. We are taking this very seriously & will report to also Better Business Bureau. NEVER HANG UP PHONE on Customers.
Stephanie B.
Oct 14, 2021 Report
I've been going to Dr. Temkin for years now and I've stuck with him, because he listens to his patients and truly cares. It's always a great chat when having to go too. The vibe of the office is clean, modern and makes you feel comfortable too. I recommend him to anyone!
Devon C.
Oct 04, 2021 Report
Absolutely amazing doctor! Been a patient of the Doc for over 15 years, he has always been a straight shooter, doesn't cram pills or surgery down your throat. He genuinely cares about your well being. I could never imagine having a different primary. Him and his staff are patient and kind. You won't regret being his patient.
Candy Hogan
Sep 18, 2021 Report
Dr. Temkin is one of the best primary care physicians and he has always been on top of my health. He would never disrespect a patient. He has longevity with his patients.