COVID-19 NOTICE! - Due to the recent COVID-19 Pandemic we are primarily operating through Telemed/Video visits online.  You can contact our office via phone 951-303-6158 or email  We also encourage you to sign up on our patient portal via the link on this page or email us at for assistance. We also have links at the bottom of each page to order products from Xymogen or Metagenics. We are offering a 10% discount for each order

Office Hours

Saturday & Sunday
9:00am – 5:00 pm
8:00am – 5:00 pm
8:00am – 5:00 pm
8:00am – 5:00 pm
9:00am – 12:00pm
*Closed for lunch between 12:00 & 2:00 pm

Insurance Information

The Family Practice of Dr. Sylvia A. Gisi M.D. is able to accept most major PPO providers. It is highly recommended that you check with your provider to make sure we are listed as a preferred provider.

It is important to remember that it is your responsibility as our patient to confirm your insurance prior to your office visit. We are not responsible for confirming your eligibility and any service incurred that is not covered by your insurance will be your responsibility.

Patient Copayments will be collected at the time of your appointment. 

We accept most major PPO insurance plans including:


Dr. Sylvia A. Gisi

Dr. Sylvia A. Gisi M.D. is very dedicated to her patients and looks forward to seeing them through their medical challenges. Dr. Gisi believes in utilizing nutritional supplements as a first line therapy, while realizing certain medications can also be used effectively to treat many diseases.

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