Highlights
Age Groups Seen
- Adult
Languages
- English
Gender
FemaleLocations
- Beachwood Family Health and Surgery Center
- 26900 Cedar Road, Beachwood, OH 44122
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- A Building - Crile Building
- 2049 East 100th Street, Cleveland, OH 44106
- Get Directions
- Twinsburg Family Health and Surgery Center
- 8701 Darrow Road, Twinsburg, OH 44087
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Education & Board Certifications
Education
- Graduate School: Case Western Reserve University Frances Payne Bolton School of Nursing, 1998
- Medical Education: MetroHealth Medical Center School of Nursing, 1991
- Undergraduate: Kent State University, 1988
Board Certifications
- Adult Nurse Practitioner: American Nurses Credentialing Center, 1991
Research & Publications
See publications for this provider. (Disclaimer: This search is powered by PubMed, a service of the U.S. National Library of Medicine. PubMed is a third-party website with no affiliation with Cleveland Clinic.)
Industry Relationships
Cleveland Clinic physicians and scientists collaborate with industry to advance medical breakthroughs. These partnerships help commercialize discoveries for public benefit while maintaining scientific integrity. To ensure transparency and minimize potential bias, Cleveland Clinic reviews these relationships and publicly discloses when physicians/scientists receive significant compensation for consulting, serve in fiduciary roles, receive royalties, or hold equity interests related to their work. We manage potential conflicts through approval processes, annual reporting, and targeted management plans.
As of 2025-10-03, Dr. Yappel Sinkko has reported no financial relationship with industry that is applicable to this listing.
In general, patients should feel free to contact their doctor about any of the relationships and how the relationships are overseen by Cleveland Clinic. To learn more about Cleveland Clinic's policies on collaborations with industry and innovation management, go to our Integrity in Innovation page.
Public Health Service-Reportable Financial Conflicts of Interest. Cleveland Clinic scientists and physicians engage in basic, translational and clinical research activities, working to solve health problems, enhance patient care and improve quality of life for patients. Interactions with industry are essential to bringing the researchers' discoveries to the public, but can present the potential for conflicts of interest related to their research activities. Click here to view a listing of instances where Cleveland Clinic has identified a Public Health Service (PHS)-Reportable Financial Conflict of Interest and has put measures in place to ensure that, to the extent possible, the design, conduct and reporting of the research is free from bias.
* Cleveland Clinic physicians and scientists subscribe to the guidance presented in the PhRMA Code on Interactions with Healthcare Professionals and the AdvaMed Code of Ethics on Interactions with Health Care Professionals. As such, gifts of substantial value are generally prohibited.
Insurances Accepted
Video
Ratings & Reviews
4.9 out of 5
148 ratings, 14 reviewsThe 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.
- 5 out of 5 starsReviewed on 2/23/2026
Kathleen Yappel-Sinnko''s level of expertise is top notch. She is a great problem solver. I feel very lucky to have her in charge of my continuing care.
- 5 out of 5 starsReviewed on 2/23/2026
Dr is very thorough. Makes sure ur part of decision making
- 5 out of 5 starsReviewed on 12/24/2025
I've been coming here for 5 years, the doctor has done 3 surgeries on me . Kathleen has seen me for most of my visits and is very compassion and understanding of my situation . She always has a good answer to any of my questions.
- 5 out of 5 starsReviewed on 12/4/2025
I felt fully heard and understood. She asked helpful questions to make sure she had the right information from me to provide care.
- 5 out of 5 starsReviewed on 11/18/2025
Kathleen Yappel Sinkko is skilled, thorough, has great communication skills and is empathetic. I depend on her for my continued health and comfort.
- 5 out of 5 starsReviewed on 10/24/2025
She offered the suggestion of having follow-up appointments every 6 months because of my ongoing issues.
- 5 out of 5 starsReviewed on 10/14/2025
Kathy Yappel Sinkko is a wonderful provider. She has a great eye for detail and helped me get a diagnosis when multiple other providers had dismissed my problem. I am very grateful for her care and recommend her highly to anyone who needs ENT services.
- 5 out of 5 starsReviewed on 9/26/2025
She is excellent. Knowledgeable and caring. Very good communicator. Friendly and helpful. I cannot say enough good things about her.
- 5 out of 5 starsReviewed on 9/26/2025
I really like her! She is consistently professional and helpful!!!
- 5 out of 5 starsReviewed on 9/10/2025
The provider coordinated my care with the ED due to her evaluation of my pain and the need for a CT SCAN.
- 5 out of 5 starsReviewed on 8/12/2025
Kathy Yappel Sinko is an extra special care provider. She really listens, she's very thorough with her notes, and she explains everything completely.
- 5 out of 5 starsReviewed on 7/8/2025
I have been seeing Kathleen for several years, I have chronic sinusitis and Kathleen has been a savior when it comes to controlling my infections. I definitely would recommend her to anyone with the severity of sinusitis that have to see her.
- 5 out of 5 starsReviewed on 5/27/2025
Doctor and staff was great
- 5 out of 5 starsReviewed on 5/13/2025
Kathy was awesome. She took the time to examine and explain the steps to take to address my condition. Left feeling confident with plan of care.