Mark Landis, MSN, RN, FNP has been a practicing Registered Nurse since 1997. He achieved his Masters of Science in Nursing and became a Board Certified Family Nurse Practitioner in 2005. He has extensive experience in Cardiology and has trained under Dr. Teixido to become a Migraine Specialist, and with our other physicians to become a support provider for general ears, nose, and throat disorders.
Mark Landis, MSN, RN, FNP has been a practicing Registered Nurse since 1997. He achieved his Masters of Science in Nursing and became a Board Certified Family Nurse Practitioner in 2005. He has extensive experience in Cardiology and has trained under Dr. Teixido to become a Migraine Specialist, and with our other physicians to become a support provider for general ears, nose, and throat disorders.
The reviews listed below were collected independently of ENT & Allergy of Delaware through rater8. Each review represents an authentic and verified patient experience.
Mark does a good job with cleaning my ears out.
Jun-2025
Professional. Knowledgeable
Jun-2025
Professional, informative, caring
Jun-2025
He's been helping me manage migraines for several years now. Always willing to listen and help!
Jun-2025
Corrected my hearing issue and
suggested ways to help maintain my problem, very friendly
May-2025
Great treatment and listened to my concerns. Highly recommend!
May-2025
Very gentle, great job
May-2025
Mark is amazing. He is a "wiz" with botox injections, they are nearly painless, and done very quickly. He is always on time for appointments. I really enjoy seeing him every 3 months!
Mark Landis, MSN, RN, FNP has been a practicing Registered Nurse since 1997. He achieved his Masters of Science in Nursing and became a Board Certified Family Nurse Practitioner in 2005. He has extensive experience in Cardiology and has trained under Dr. Teixido to become a Migraine Specialist, and with our other physicians to become a support provider for general ears, nose, and throat disorders. He graduated with a Bachelor’s of Science in Nursing from Widener University in 1997 and went on to practice as a Registered Nurse in several clinical settings at Christiana Care Health Systems and eventually with Delaware Cardiovascular Associates. He has privileges at Christiana Care Health Systems and is a preceptor to Nurse Practitioner and Physician Assistant students. He is also a member of the American Headache Society and annually attends migraine conferences to best support his patients.
Mark does a good job with cleaning my ears out.
Professional. Knowledgeable
Professional, informative, caring
He's been helping me manage migraines for several years now. Always willing to listen and help!
Corrected my hearing issue and suggested ways to help maintain my problem, very friendly
Great treatment and listened to my concerns. Highly recommend!
Very gentle, great job
Mark is amazing. He is a "wiz" with botox injections, they are nearly painless, and done very quickly. He is always on time for appointments. I really enjoy seeing him every 3 months!
Very competent and caring.
Hes FAB!!!!!!