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Karen Fann, DO

Otolaryngology
Karen Fann image
4.8 out of 5 – 
New patient visits

ENT Sobrato

2495 Hospital Dr, Ste 450 & 460 Mountain View, CA 94040
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Dr. Karen Fann is an ear, nose and throat (ENT) surgeon. She strives to meet her patients' needs and says, "Nothing makes me happier than when my patients feel better, feel happier and feel cared for."


Her comprehensive services include general ENT care in adults and children: hearing loss, ear infections, and tinnitus; allergies and diseases of the nose and sinuses with medication and surgery, including balloon sinuplasty; swallowing difficulties, hoarseness, head and neck tumors, and sleep apnea.


Dr. Fann received her medical degree from Des Moines University College of Osteopathic Medicine and completed her residency at Grandview Medical Center in Ohio. She holds board certifications in otolaryngology and facialplastic surgery through the American Osteopathic Colleges of Ophthalmology and Otolaryngology - Head and Neck Surgery.


In addition to English, she speaks fluent Mandarin Chinese. Outside her practice, Dr. Fann has a passion for learning about and experiencing different cultures, especially food, art and philosophy.

Provider Information

Verified Reviews

Rating Breakdown

Reviews are measured on a scale of 1 to 5, with 5 being the best score.

Question Breakdown

4.7
Likelihood of recommending this provider
4.7
Provider discussed treatment options
4.8
Provider explained things clearly
4.8
Provider showed concern
4.8
Provider included you in decisions
4.7
Time CP spent with patient

Patient Reviews

The Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.
4.8 out of 5
291 ratings,
55 reviews
12/19/2025
Dr. Fann is an excellent Specialist .
12/17/2025
I really liked this office . Very nice staff . I went in early that's just me . I was told your early we have coffee and drinks there while you wait . Staff was so sweet
12/10/2025
Dr. Fann explained the results of test clearly. When the exam was completed I found my questions answered well. I feel good to have experience this confident and personable Dr. Fann and the support staff.
12/10/2025
Doctors there listen to every concern I have. Gentle and very thorough with their explanation of procedures given to me.
12/6/2025
My doctor was very courteous and shared my concerns seriously. I would like to say thanks!

Insurance Coverage

Virtual care available

For COVID-19 symptoms/testing, fever, cough, colds, UTI, allergies and more.

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Map & Directions

ENT Sobrato

2495 Hospital Dr, Ste 450 & 460 Mountain View, CA 94040
Monday - Friday

8:00 am - 5:00 pm

Saturday - Sunday

Closed