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The Maas Clinic San Francisco

4.8(20)
·Closed– opens Monday at 8:30 AM·2400 Clay St, San FranciscoGet directions
The Maas Clinic San Francisco
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Services & Treatments

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Typical Costs

Botox & Neurotoxins$200–$900 per session
Dermal Fillers$600–$2,000 per syringe
Chemical Peels$100–$800 per treatment
Microneedling$200–$700 per session

Typical industry ranges — actual pricing may vary. Contact this provider for exact costs.

Financing Available for Botox in San Francisco

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Financing availability varies by provider. Monthly payment estimates are approximate and based on 12-month terms. Contact your chosen provider for exact rates and terms.

Reviews

What clients love

  • Natural-looking results from fillers and injectables
  • Dr. Maas's technical skill and personable approach
  • Quick visible results; minimal downtime reported

Things to consider

  • Significant wait times reported; 70-minute delays despite early arrival

4.4 (20)

K

Kai C.

Fri, Feb 6, 2026

Had a large laceration required emergency repair at ED. Dr Hazboun was more than amazing. He took his time carefully sutured the laceration together. I could barely see any visible stitches when it was done. Dr Hazboun is friendly, … More

E

Eritrea K.

Wed, Jan 7, 2026

Update: After posting my review, the team reached out to me directly and made sure the situation was fully resolved. I really appreciated their willingness to address … More

C

Claire W.

Mon, Dec 8, 2025

I completely trust the kind, personable Dr. Maas and his lovely staff. Peak talent in his field with a professional, well-trained team backing him. … More

H

H L.

Wed, Jun 11, 2025

I arrived 10 minutes early for my appointment and filled out forms. They brought me in. I waited for 70 minutes. they apologized and said Dr Maas would be in 10 minutes. I left. The disrespect for my time is absurd.

S

Sara C.

Mon, Apr 7, 2025

I cannot say enough good things about my experience with Dr. Corey Maas at the Maas Clinic. My visit was for a consultation regarding a nose injury bump. Dr. Maas is incredibly knowledgeable, professional, and friendly. He listens very … More

L

Linda L.

Mon, Apr 7, 2025

Had my lips done by Dr. Maas and face with injectables, always looks perfect and Natural and no one can tell except they say you look great, I had it done last Friday August 9th 2024, was able to look great with lips next day (not that hide … More

J

Julia S.

Mon, Apr 7, 2025

I love this place and I love the ladies that work here. Alison, Sydney, and Tina to name a few of the ladies that always help me feel my best. I have done the scarlet 3 times now and i love this new service. Microneedling is def the way to go. Keep up the good work Maas Clinic!!

About

The Maas Clinic delivers consistent results across injectable and laser-based treatments. Clients report natural-looking outcomes from lip fillers, facial injectables, and microneedling procedures, with visible results within days of treatment. Staff members are noted for their personable approach and attentiveness during appointments. Dr. Corey Maas is frequently praised for his technical skill, listening ability, and professional demeanor. The clinic maintains a strong overall reputation, though scheduling delays have been noted as an occasional operational concern.

Opening times

Monday8:30 AM – 6:00 PM
Tuesday8:30 AM – 6:00 PM
Wednesday8:30 AM – 6:00 PM
Thursday8:30 AM – 6:00 PM
Friday8:30 AM – 6:00 PM
SaturdayClosed
SundayClosed

Additional information

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