

Look and Feel
Your Very Best
Call us at (415) 482-3888 to schedule your FREE consultation today
Our Approach
Medical aesthetics, grounded in science.
Delivered with intention.
Call us today (415) 482-3888
Comprehensive Aesthetic Care
Tailored aesthetic solutions guided by medical expertise

Laser & Device Treatments
Advanced light and energy-based laser, microneedling treatments designed to address skin tone, texture, laxity, pigmentation, hair reduction, vascular concerns, benign lesions, and tattoo removal. Treatments are tailored to your skin type and goals using evidence-based technology for safe and optimal outcomes.

Clinical Skin Care
Professional esthetic treatments designed to support skin health, treatment outcomes, and long-term maintenance. In addition to in-office services such as chemical peels, microdermabrasion, and dermaplaning, we curate medical-grade skincare regimens to support and maintain results at home.
Meet Our Team

Dr. Serena Mraz
Medical Director, FAAD
Serena Mraz, MD, FAAD is a full-time dermatologist in private practice at Solano Dermatology Associates in Northern California. Her practice contains a mixture of cosmetic dermatology, general and surgical dermatology, and phlebology. Dr Mraz received a Bachelor of Science degree from Santa Clara University and a medical degree from Tufts Medical School. She is board certified in dermatology and internal medicine. Her residency and fellowship training was at Stanford and University of California, San Francisco with strong emphasis on surgical and procedural dermatology. She is energized and is passionate about dermatology, her patients, and embraces opportunities for personal growth as well as the opportunity to improve the lives of her patients through both directed treatments and overall wellness counseling.

Sandi Selig Farney
RN, BSN
Sandi is the “heartbeat” and co-founder of Mt Tam Laser, established in 2004. With advanced certification in all laser treatments and unparalleled experience with injectable solution and skincare products, Sandi is able to customize and administer an individualized care plan to meet your aesthetic needs.
Sandi and her husband have raised 3 children in Marin County, and you may find them all on the trails of Marin with their beloved Rottweiler, Eddy. Sandi invites you to visit us for the care and guidance you need to “help you look and feel your very best!”

Karen Rehder
RN, BSN., MPH, FNP-BC
Karen is a Nationally Board Certified Nurse Practitioner and a member of the International Society of Plastic and Aesthetic Nursing (ISPSAN). She also has her Masters in Heath Promotion and Disease Prevention.
Karen resides in Marin where she has raised her children, and enjoys gardening and biking. In her free time, Karen also loves volunteering for the Marin LIV Mt Bike Team where she coaches women to be safe and have fun on their bikes. Her lifelong passion has been helping people become the best that they can be!

Julia Isen
RN, MS, FNP
Julia Isen is a Family Nurse Practitioner and Associate Clinical Professor in the Family Nurse Practitioner Program at UCSF. Julia has over 20 years of experience providing primary care, Women’s Health Care, and Urgent Care medicine to patients in the clinical setting. Julia is deeply committed to providing comprehensive and personalized care to her patients in the areas of preventative care, acute care, and chronic care. In addition, Julia has a special interest in aesthetic dermatology. She also has 8 years of experience in aesthetic medicine. She is trained in using multiple lasers and providing skin care treatments such as Dermapen, IPL , medical grade peels, Botox® and Juvéderm®.

Daphne Fox
RN, Esthetician, Electrologist
Daphne Fox is a registered nurse with over 15 years of experience in medical and cosmetic dermatology. She is also a licensed esthetician and electrologist, bringing a comprehensive, skin-first perspective to aesthetic care, with advanced training through Allergan Aesthetics including AMI Accelerate and foundational injectables.
Her philosophy is simple: aesthetic care should feel like you, just supported. Daphne prioritizes safety, education, transparency, and long-term skin health over trends or excess, creating personalized treatment plans that focus on balance, harmony, and natural, sustainable results.

Heather Lincoln
Esthetician
Heather is a licensed esthetician and has over 20 years’ experience in the industry. Along with her experience, she brings her positivity, skills, innovation, and results driven services to Mt. Tam Laser and Skincare. Heather loves to provide safe and effective treatments that shift the way your skin looks and feels. Come enjoy microdermabrasion, anti-aging peels, and a wide range of facials.

Lisa Newman
Patient Coordinator/Office Manager
Lisa has been with Mt. Tam Laser and Skin Care for over a decade. She is responsible for all patient scheduling and is the first person you will meet when you call to schedule your appointment. In addition to working with patients, she maintains the Spa’s product inventory and also serves as the general Office Manager.

What Our Clients Say
"I really appreciate how the team never pressures you into doing more than what you're comfortable with. Everyone is super friendly, and the whole atmosphere just feels welcoming."
- Yelp Reviewer
"Get on their email list, they're always sending out discounts and sales on treatments and products."
- Yelp Reviewer
"Seasoned blend of a science, a clinical approach to skin care, with compassion, empathy, and no-nonsense support for what your health and skin need, not for what outlandish cultural beauty norms hype."
- Yelp Reviewer
"The office staff is always friendly and accommodating. They know you and greet you by name & given how long I have been going ask about family and life changes etc.
They work with you to achieve the look you want, while giving you advice based on their in-depth knowledge and 20 plus years of experience.
Their work is exceptional. I have followed them through several office relocation, and now drive from Walnut Creek and back to have work done here."
- Yelp Reviewer
"Personalized service, professional staff, quality of care, the latest, trusted products...Mt. Tam Laser and Skin Care has it all! I highly recommend it for your skin's needs."
- Yelp Reviewer
"... the results have been fantastic. I also was uncomfortable, as a man, to get all this done, but felt immediately at ease here. I HIGHLY RECOMMEND Mt. Tam Laser and Skin Care!"
- Yelp Reviewer
"It was my first time at Mt. TAM LASER AND SKINCARE and I loved it! I had a facial with Heather. She took her time and answered all of my questions. The massage was lovely I left with shiny tight glowing skin"
- Yelp Reviewer
"...the staff was extremely supportive in my awful situation they used a laser and removed the eyebrow tattoos they did a phenomenal job..."
- Yelp Reviewer

Mt Tam Laser & Skin Care
Location
1300 South Eliseo Drive
Suite 105
Greenbrae, CA 94904
Street and parking lot available
(415) 482-3888
Appointments & Cancellations by Phone Only
Contact
Clinic Hours
Sunday
10:00 am – 3:00 pm
Monday
10:00 am – 3:00 pm
Tuesday
10:00 am – 3:00 pm
Wednesday
10:00 am – 3:00 pm
Thursday
10:00 am – 3:00 pm
Friday
Closed
Saturday
Closed

