Epic Care - Castro Valley
Medical Oncology Hematology Radiation Oncology Internal Medicine Endocrinology Family Medicine
20400 Lake Chabot Rd, Ste 102
Castro Valley, CA 94546 Directions
4.9 out of 5
3,239 verified ratings
3,239 Ratings, 1,588 Comments
The following ratings and reviews are based on verified feedback collected from independently administered patient experience surveys. The ratings and comments submitted by patients reflect their own views and opinions. Patient identities are withheld to ensure confidentiality and privacy.
Aug 10, 2026
Macy Sun, FNP-BC
What would you tell family & friends about your experience?
Excellent
Aug 5, 2026
What would you tell family & friends about your experience?
He is a good listener and thorough doctor. I have been to many. He is outstanding
Aug 4, 2026
What would you tell family & friends about your experience?
It was a pleasant experience and Dr Niaz is very skilled and professional.
Aug 3, 2026
What would you tell family & friends about your experience?
I would recommend Dr. Dhawan for primary care physician except for Epic Care long wait before seeing Dr. Dhawan.
Jul 31, 2026
What would you tell family & friends about your experience?
Dr. Gupta is not only an exceptional Oncologist but a terrific person to interact with with. She always is easy to talk to in discussing my care. She has made it possible to have my colorectal cancer in remission.
Jul 30, 2026
What would you tell family & friends about your experience?
He is a great doctor. Very informative & concerned with how I am feeling.
Jul 29, 2026
What would you tell family & friends about your experience?
I will tell him that she’s kind she’s patient. She interact with her patient. She always has a smile and she always listens to what I have to say. I wish there was more provider like her. Most people are there for the money, but you could tell that she’s there for the patient.
Jul 29, 2026
What would you tell family & friends about your experience?
Great experience, everyone is very helpful and kind. Very happy with the whole process!
Jul 29, 2026
What would you tell family & friends about your experience?
Dr. Niaz is very pleasant, seems genuinely concerned for your well being. He is very open to questions and explains so is well understood.
Jul 29, 2026
What would you tell family & friends about your experience?
i am always recommending Dr. Gupta
Jul 28, 2026
What would you tell family & friends about your experience?
Professional, Proficient, Polite, Personable
Jul 28, 2026
What would you tell family & friends about your experience?
Competent, knowledgeable and very kind
Jul 28, 2026
What would you tell family & friends about your experience?
Dr Gupta is always professional and friendly. She answers messages quickly online.
Jul 28, 2026
What would you tell family & friends about your experience?
I will highly recommend Dr. Dhawan to a friend/ relative.
Jul 28, 2026
What would you tell family & friends about your experience?
Dr Niaz is personable, knowledgeable and kind
Jul 28, 2026
What would you tell family & friends about your experience?
pleasant, courteous, attentive just overall positive visit.
Jul 27, 2026
What would you tell family & friends about your experience?
Dr. Gupta is always actively listening and addresses all questions we have. She is a very knowledgeable doctor and provides the best care and treatment for my mother.
Jul 27, 2026
What would you tell family & friends about your experience?
Outstanding
Jul 27, 2026
What would you tell family & friends about your experience?
She listens. Has genuine empathy. When explaining, she uses layman’s terms so it can be easily understood.
Jul 24, 2026
What would you tell family & friends about your experience?
Excellent doctor, very caring
Jul 22, 2026
What would you tell family & friends about your experience?
Great
Jul 21, 2026
What would you tell family & friends about your experience?
He had reviewed my chart and was fully prepared to discuss my case and answer questions. I feel that I'm receiving excellent medical care.
Jul 21, 2026
What would you tell family & friends about your experience?
I love Dr.Dhawan. He has the patience to listen to your problems and gives very good advice. He’s made by Doctor for years. I wouldn’t change him for the world.
Jul 21, 2026
What would you tell family & friends about your experience?
Kind, gentle and caring.
Jul 20, 2026
What would you tell family & friends about your experience?
Thanks Dr. Niaz and his team for taking care of me.
Jul 20, 2026
What would you tell family & friends about your experience?
Very kindly, patient and provide excellent professional opinion.
Jul 16, 2026
What would you tell family & friends about your experience?
Armida listens to me. She had completely changed my opinion of United Healthcare. She gives good advice and follow up. Great staff at this office as well.
Jul 16, 2026
What would you tell family & friends about your experience?
Great
Jul 15, 2026
What would you tell family & friends about your experience?
Greatest confidence in her continued care.
Jul 15, 2026
What would you tell family & friends about your experience?
very throughly, very professional , respectful .
Jul 15, 2026
What would you tell family & friends about your experience?
Professionalism , knowledgeable & great care for patient…
Jul 15, 2026
What would you tell family & friends about your experience?
No word to explain the kindness and professional oh yeah the patients he has when I am not at my best
Jul 14, 2026
What would you tell family & friends about your experience?
Excellent physician and office staff.
Jul 14, 2026
What would you tell family & friends about your experience?
Excellent
Jul 14, 2026
What would you tell family & friends about your experience?
Dr DHAWAN is great. But don’t ever expect that your appointment will be on time. 45 minutes to wait is ridiculous
Jul 13, 2026
What would you tell family & friends about your experience?
She listens well.
Jul 13, 2026
What would you tell family & friends about your experience?
Excellent.
Jul 13, 2026
What would you tell family & friends about your experience?
Great Doctor and a great Staff.
Jul 9, 2026
What would you tell family & friends about your experience?
He gives me the correct schedule at the right time.
Jul 9, 2026
What would you tell family & friends about your experience?
Dr. Gupta always listens and asks me how I’m doing. She spends as much time with me as I need! I will recommend her and my cancer team to everyone I know in need of care. 🩷
Jul 9, 2026
What would you tell family & friends about your experience?
Competent and engaged
Jul 9, 2026
What would you tell family & friends about your experience?
He is very curious and answered all my questions.
Jul 7, 2026
What would you tell family & friends about your experience?
Very professional, listening, understanding
Jul 7, 2026
What would you tell family & friends about your experience?
Very efficient and easy to understand!
Jul 7, 2026
What would you tell family & friends about your experience?
My favorite doctor that saved my life.
Jul 6, 2026
What would you tell family & friends about your experience?
Delighted to return to Dr Dhawan as our primary care physician. He provides thorough care and attention and secures the necessary referrals for specialists after discussing the situation. I am comfortable for the appropriate handling of my health by Dr Dhawan and his staff.
Jul 6, 2026
What would you tell family & friends about your experience?
Very kind and listens to patients
Jul 2, 2026
What would you tell family & friends about your experience?
Every time I go there they very friendly that what I like they’re not rude
Jul 1, 2026
What would you tell family & friends about your experience?
Excellent
Jun 30, 2026
What would you tell family & friends about your experience?
Thorough, comfortable, caring & a really good communicator!!