CO-FOUNDER & ANVANCED AESTHETICS NURSE PRACTITIONER
Bethany Summer Lewis, BSN, MSN, FNP-C
Bethany Summer Lewis, BSN, MSN, FNP-C is the Co-Founder and Advanced Aesthetic Nurse Practitioner of LumaPhi Aesthetics & Wellness, where she blends advanced aesthetic medicine with an integrative, whole-person approach to helping patients look and feel their best. With a longstanding background in aesthetic medicine and a nursing career rooted in surgical excellence—including extensive work in general surgery and plastic surgery—Bethany brings a depth of clinical experience that informs her precise, anatomy-driven approach.
Her philosophy is inspired by the harmony of the golden ratio, guiding her in creating results that feel balanced, refined, and true to each individual. Known for her calm and meticulous style, Bethany combines science, artistry, and thoughtful assessment to deliver natural-looking outcomes that enhance confidence without appearing “done.”
At LumaPhi, she is dedicated to fostering a luxury-clinical environment centered on trust, education, and personalized care—ensuring every patient feels supported, understood, and beautifully in balance.
The Science of Harmony.
The Art of You.
Discover LumaPhi—where Sonoma County’s natural tranquility meets the mathematical precision of aesthetic medicine.
MEDICAL DIRECTOR
Dr. Shail Singh, MD
Dr. Singh has a strong foundation in Internal Medicine, Obesity Medicine, and Regenerative Medicine. He brings a clear understanding of health and beauty to each visit. His background helps him support your appearance while keeping your overall wellness in mind.
He has advanced skill in non surgical cosmetic procedures, including neurotoxins, dermal fillers, skin rejuvenation treatments, threads, laser therapies, and body contouring. His focus stays on personal goals and balanced results that look natural and fresh.
At Excel Medicine, Dr. Singh stays current with new methods in aesthetics. He blends science, artistry, and a caring approach to give you soft, noticeable improvements that build confidence and long term wellness.