Client Testimonials

  • 11/0513: Thumbs up!! Dr Sabbah and his staff are very nice people. They always see me at my appointment time. I recommended Pinnacle Medical Group to my family.

    Oscar M,

  • 4/13: The physician and staff were very cooperative, nice attitude and answered all questions to the fullest.

    Angelica S. of Fontana,

  • 5/13 – The best service I ever had!

    Noel M. of Fontana,

  • 5/13 – Trina at the front desk was very friendly and professional. Both Trina and the PA were helpful and attentive. The nurses assisting were helpful and friendly.


  • 5/13: I would just like to say Jackie (nurse) is a great person. She helps me with all of my needs – even when I call 100 times a day, she’s always very polite and knows my voice! She is an asset to your company – a keeper!

    Lourdes P.,

  • 2/13: Always – the entire team is excellent.

    Luz D. of Ontario,

  • 6/13: Very friendly and professional. It’s a pleasure to come here. Thanks

    Glenn T of Rialto,

  • 4/13: Today’s service was immaculate. The receptionist was kind and friendly and just phenomenal. Dr. Sabbah’s nurse was caring and she was understanding of my situation. When I called for an appointment, it was easy and the clerk was helpful.


  • 4/13: Dr Buhay is wonderful! I recommend her to anyone who asks! I could not have a better doctor!


  • 6/13: Service was excellent. Staff was very helpful and welcoming.

    Veronica L. of Rancho Cucamonga,

  • 4/13: I have been coming to Pinnacle since 2000. Dr. Sabbah has been my doctor since then. I have recommended this office to my family and friends. Dr. Sabbah and his staff are very nice people.

    Oscar M. of Rialto,

  • 2/13: Dr. Adan has a very busy office, but they always find a way to see my kids. Dr. Adan and her staff are very courteous, patient and caring. Dr. Adan always takes the time to talk directly to the kids.

    Adriana Godinez,

  • 6/13: Excellent service from everyone.

    Robert H. of Rialto,

  • 4/13: Very pleased with the help and that the doctor took an aggressive approach to my healing.

    Linda P. of San Bernardino,

  • 3/13: Dr. Buhay is a good and caring MD. I always recommend her to my friends and family.

    Fred of Fontana,

  • 2/13: I love how Dr. Cadiz checked my son. She gives great advice. Thank you!

    Lupita D. of Rialto,

  • 6/13: Good every time I come in.

    Marcus L. of Rialto,

  • 11/12: Dr. Guadiz is a good doctor who takes great interest in his patients.

    Vicki B. of Rialto,

  • 6/13: We were here on a Saturday and were treated very kindly and efficiently. Thanks!

    Debbie Q. of Rialto,

  • 10/12: The staff is always friendly and ready to serve you. The people at the Foothill office treat you as if you are family, no matter what your problem is. Dr. Sabbah is the best. He always seems to look out for my best care. I love the staff and my doctor at the Pinnacle Medical Group.

    Patricia C. of Fontana,

  • 7/13: Always very kind, polite and caring. They truly care about their patients and the patient’s health and well-being.

    Victoria C.,