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 is a kind, capable, and knowledgeable practitioner. He is always on time, listens extremely well, and is extremely proficient.
Aug-2025
Very informative
Personable
Loved him. No rushing
Aug-2025
very personable and thorough
Aug-2025
He listens and offers choices instead of going directly to the next step of higher medication use.
Aug-2025
Very good!!
Aug-2025
Very friendly and a great voice to heard by those of us who don’t hear so well. 😁
Aug-2025
Always grateful for mark’s imput. Advice is always appreciated.
Aug-2025
Thorough, understands your problem, and discusses it in detail.
Aug-2025
I was pleased with the service he performed.
Aug-2025
Mark is awesome! He is energetic and always has your best interest in mind when he is discussing options with you.
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 is a kind, capable, and knowledgeable practitioner. He is always on time, listens extremely well, and is extremely proficient.
Very informative Personable Loved him. No rushing
very personable and thorough
He listens and offers choices instead of going directly to the next step of higher medication use.
Very good!!
Very friendly and a great voice to heard by those of us who don’t hear so well. 😁
Always grateful for mark’s imput. Advice is always appreciated.
Thorough, understands your problem, and discusses it in detail.
I was pleased with the service he performed.
Mark is awesome! He is energetic and always has your best interest in mind when he is discussing options with you.