Dale J. Ritzo, MD

Internal Medicine
101 South San Mateo Drive Suite 206
San Mateo, CA 94401 Get Directions
Dale J. Ritzo, MD
More information available

Annual Membership Fee

562.50 every 3 months
1,125.00 every 6 months
2,250.00 each year

My Philosophy and Approach to Wellness...

Healthy living, disease prevention, and personalized, timely medical treatment are what I want for myself and my family. I want my patients to expect those same things for themselves and it is my job to fulfill those expectations for each and every patient that I care for.

Dr. Ritzo's Credentials

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Mercy Hospital and Medical Center
San Diego, CA

Mercy Hospital and Medical Center
San Diego, CA

Medical School:
University of Southern California, School of Medicine
Los Angeles, CA
Doctorate of Medicine 1982

University of Southern California
Los Angeles, CA
Bachelor of Science, Biology 1978

American Board of Internal Medicine
Mill Peninsula Hospital
Mills-Peninsula Hospital, Department of Medicine
- Chairman 1993-1994
- Executive Committee Member 2013-2015
American College of Physicians
San Mateo County Medical Society
Phi Beta Kappa

Testimonials from patients of Dr. Ritzo

from Vivienne in CA March 22, 2023 for Dale J. Ritzo, MD

I have been a patient of Dr. Ritzo for almost thirty years! My mother, too, was his patient for about twenty years.
We began our togetherness at the start of his office in San Mateo -- going solo. t's a valuable sign when the nurses who began
with him - still are in attendance -- all of them! That says so much for his personality -- a man who gets along well with his staff… See more

from Paul in CA March 12, 2020 for Dale J. Ritzo, MD

Have nothing but acolytes in Dr. Ritzo’s health care. He is meticulous in his approach to medicine and studying a patient’s medical history. Easy to talk to, efficient, punctual, & has a trained office staff.

from Marilyn in CA February 28, 2020 for Dale J. Ritzo, MD

Dr. Ritzo has been my primary physician for over 25 years. I just completed my annual wellness check up, a complete physical. Dr. Ritzo explains each step and what to be on the look out for. Additionally there is a complete written revue which I can also refer to. He is always available to take care of any pending issues throughout the year, whenever I need him. It gives me a great deal of… See more

from Agnes in CA March 19, 2018 for Dale J. Ritzo, MD

Dr.Ritzo is the absolute best. He,s a caring, understanding, compassionateiDoctor. Always with the correct diagnosis. He takes the time to listen to what you have to say, never rushing through your appointment. He always answers a phone call or e mail the same day of your message. So thankful he is our family Doctor.

from Elizabeth (Libby) in CA March 16, 2018 for Dale J. Ritzo, MD

Dr. Ritzo was constantly available on my recent trip to the ER and followed through on all my questions - thanks aren't nearly enough.

from Pete & Gail in CA March 15, 2018 for Dale J. Ritzo, MD

When Dr. Ritzo decided to become a MDVIP provider he invited us to watch a video featuring Lucy Arnaz trying to keep up with an assembly line wrapping candies at an ever-increasing rate.
As medicine had become more influenced by insurance and government regulations, doctors were required to do more by giving less time to each patient. Many conditions are not a fifteen minute quick… See more

from Fred in CA March 14, 2018 for Dale J. Ritzo, MD

Thank you Dr. Ritzo for guiding me through health hazards over the last 28 years.
I'm so happy we found you in6the early part of your career.
You have always gone the extra mile for me and especially for my wife during the last years of her life.
I thank you and your staff are the greatest. I brag about you to my friends.

Fred R.

from Warren in CA March 13, 2018 for Dale J. Ritzo, MD

We are fortunate to live in an age when many of the medical problems we face can be effectively treated. We are also most fortunate to be in the care of Dr. Dale Ritzo who is dedicated to providing the best medical practice possible and with MDVIP he has to time to do so. Dr. Ritzo knows what can be done and when a specialist is called for he has an excellent team of specialists to refer us… See more

from kenneth in CA March 9, 2018 for Dale J. Ritzo, MD

DR. Ritzo, I want to thank you for the excellent health care you provide to me and your patients. My recent medical problems were well taken care of with your support. Your availability via E-Mail and timely responses were and Are invaluable to my welfare. The packet of my recent wellness visit was a tremendous help to the hospital staff. Well documented with extreme praise for your writing… See more

from John in CA March 2, 2018 for Dale J. Ritzo, MD

Dr Ritzo is an incredible physician: he is caring, clear in his explanations, and is available by phone or visit to his office almost immediately. Truly an exceptional doctor in every imaginable way. My wife and family, also his patients, are blessed to have him in our lives.