Ranked guide · Updated 2026-07-11
Best Med Spas in Mill Valley, CA (2026)
Ranked by patient rating & review volume
The best med spa in Mill Valley, CA is B12 Mill Valley, a 5★ medical spa with 0 verified patient reviews, known for aesthetics. For 2026 it ranks #1 in Mill Valley, CA, ahead of Belle Marin Aesthetic Medicine and Inner Image.
Mill Valley, CA has 5 top med spas ranked below for 2026, ordered by patient rating and review volume from our directory of 8 providers in Mill Valley, CA. B12 Mill Valley leads the list with 5★ across 0 reviews. Each entry links to a full profile with services, pricing, hours, and reviews.
- 1B12 Mill Valley★ 5 (0)
Listed med spa in Mill Valley, CA; rating pending enough verified reviews.
Aesthetics
- 2
Listed med spa in Mill Valley, CA; rating pending enough verified reviews.
Dysport · Sculptra · Restylane · Radiesse · Belotero
- 3Inner Image★ 4.8 (0)
Listed med spa in Mill Valley, CA; rating pending enough verified reviews.
Restylane · Ultherapy · Xeomin · Prime
- 4Aesth Derm And Skin Cancer★ 4.9 (0)
Listed med spa in Mill Valley, CA; rating pending enough verified reviews.
Dysport · Restylane
- 5
Listed med spa in Mill Valley, CA; rating pending enough verified reviews.
Sculptra · Radiesse
At a glance
Mill Valley, CA med spa comparison
| # | Med spa | Rating | Reviews | Specialties |
|---|---|---|---|---|
| 1 | B12 Mill Valley | 5★ | 0 | Aesthetics |
| 2 | Belle Marin Aesthetic Medicine | — | — | Dysport, Sculptra, Restylane |
| 3 | Inner Image | 4.8★ | 0 | Restylane, Ultherapy, Xeomin |
| 4 | Aesth Derm And Skin Cancer | 4.9★ | 0 | Dysport, Restylane |
| 5 | Aesthetic Anti Aging Institute | — | — | Sculptra, Radiesse |
Common questions
What is the best med spa in Mill Valley, CA?
B12 Mill Valley ranks #1 in Mill Valley, CA by patient rating and review volume (5★, 0 reviews). See the full Top 5 above.
How much does Botox cost in Mill Valley, CA?
Botox in Mill Valley, CA typically runs $10–$25 per unit. Most of the med spas ranked here offer it alongside fillers, laser, and skin treatments.
How are these med spas ranked?
By patient rating combined with review volume (rating × the log of review count), the same transparent formula used across No BS Med Spa Reviews. Owner-operated locations are labeled. See /how-we-rank for the full methodology.