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Susan Biegel, MD is an internal medicine practice providing care for patients of all ages. Our goals include your comfort, ease of checking in, fast forms handling, and smiling staff to assist you in being well and staying well.

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  • “I am a returning patient after 3 years. There really is no better medical office out there with shorter wait times. I will remain here. Thank you!”



  • Gale G. Upland, CA

    I've been seeing Dr. Biegel for about three years.  I don't know who those complainers are talking about, but it's sure not the Dr. Biegel I see.  I've been to many Dr.s and there is ALWAYS a wait, it's never been more than a half hour for me at th...

  • Patty C. Rancho Cucamonga, CA

    I've been a patient of Dr. Biegel now for about a year.  Recently last week, I finally went to see her about my ongoing fatigue and it never fails to amaze me how thorough and caring she is with patients.  It's important to have a doctor that liste...

  • Charmiane W. Upland, CA

    I have never had a doctor who was as thorough, engaged, and attentive. I have changed jobs a few times, changed insurance a few times, but I will not change my doctor. I love Dr. Biegel!   Even when I have been unable to see her personally, the Nurs...

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About Us

Susan Biegel, MD

Phone (909) 985-1908
Hours Mon: 8:30 am - 5:00 pm
Tue: 8:30 am - 6:00 pm
Wed: 8:30 am - 5:00 pm
Thu: 8:30 am - 6:00 pm
Fri: 8:30 am - 5:00 pm
Sat, Sun: Closed