Karen Ridenour, FNP

Excellent professional healthcare would recommend

Robert P • June 15, 2026

She's the best understanding and has a BIG HEART ! She ask me how is my pain is there anymore I can do for you to make you more comfortable ! I'm glad im her patient and I'm lucky I found her ! She's the BEST !!!!

Troy H • June 15, 2026

Beautiful staff

David J • June 11, 2026

Argentina M • June 10, 2026

Beautiful staff and especially the Dr.

Beatrice S • June 09, 2026

sunny is the best.. never had a more careing pcp.. dont know what i would do without her!.. sunny is the best.. shes the most careing pcp ive ever had. i dont know what i would do without her

Troy C • June 08, 2026

She is the best ive been in care from her ! She has a big heart and she cares for my health and doesn't hesitate to ask me how can I help to get more comfortable ! Everyone how ive been under for my pain management she's up and above how's taking me under there care and I couldn't be more gifted having her for my care !

Troy H • June 07, 2026

Thank you and your staff for your patience and service!

Clarissa C • June 07, 2026

As always all of my medical concerns were taken care of at Cornerstone Health and the staff showed professional support and beyond. All of these statements are true to the best of my knowledge. Cordially,Dwayne W Henderson.

Dwayne H • May 31, 2026

Very thorough and attentive. Listened to what was wrong and provided options with results. Will be my primary care going forward. Appreciated the honesty and straightforward approach.

Roger J • May 25, 2026

Beautiful staff

David J • May 08, 2026

My provider Karen Ridenour and staff are very professional and knowledgeable in the medical field. Their private practice accommodates me as a satisfied patient, and my health. I trust and put my life in their hands. I am very pleased with their service. I feel very safe and secure also well cared for. I would recommend her practice and service to anyone. Thankyou

Maria M • April 30, 2026

As always the staff at Cornerstone Health take extra care of my health needs and I ,m 100% satisfied as always. Thanks again and I highly appreciate the attention on my behalf. Cordially,Dwayne W Henderson.

Dwayne H • April 23, 2026

Beautiful dr and staff

Beatrice S • April 23, 2026

The absolute bes t health provider ever. Trust worthy confidence of treatment is always reassuring that I'm taking care of

Shanna H • April 23, 2026

Troy H • April 21, 2026

Karen is a compassionate caring professional, her concerns for her patients well being and health are her number one priority. She's great at what she does....

Gene A • April 21, 2026

Karen and her staff are user friendly. Easy to talk to and very knowledgeable. They make you feel taken care of instead of an impersonal office in a herd controlled environment.

Sue W • April 15, 2026

Excellent

Michael C • April 15, 2026

I love Dr Sunny Ridenour shes definitely gonna be missed at the end of May and Tucson doesnt realize they had a Diamond

Louis G • April 14, 2026

I enjoyed my visits because they are very friendly and welcoming

Sheron C • April 08, 2026

The whole staff takes care of you like your family. In my opinion, there’s no other place to go in Tucson. If you want care and you want pain, relief cornerstone is the place to go.

Michael H • April 07, 2026

She is great listens to what’s happening with your body and makes the people adjustments.

Brian L • April 06, 2026

Karen And her staff Are very down to Earth and very understanding the pain you are going through one of my best doctors that I have Karen is the best her whole staff Are Always There. Thank you very much for being there Awesome team peace

Jody K • April 06, 2026

Awesome Dr... Very helpful...

David C • April 02, 2026

Very friendly and professional staff!. Dr. Karen is a very caring doctor. She listens to you. Take your concerns valid always answer them. I'm lucky to have her as my doctor.

Ollie L • April 01, 2026