Our Team of Qualified
Health Care Providers
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Dr. Patrick J. Quirk, Psy. D.

Dr. Quirk is a licensed psychologist with more than 35 years of diverse experience in the mental health field, providing a full range of clinical services for all diagnoses and ages.  He serves on the faculty of the UAB School of Medicine, and with his wife, Dr. Margaret Bibb, is founder and owner of Longwood Psychological Center.  Dr. Quirk is past Chairman of the Media Watch committee of the Media Psychology Division, American Psychological Association. Dr. Quirk also makes helpful videos on his YouTube Channel that accompany his e-books. Check out Dr. Quirk on YouTube here!

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Robert C. Robinson, BSN, MS, LPC

Mr. Robinson is a licensed counselor with more than 30 years of experience.  He is a registered nurse and a certified addictions counselor, and provides EAP services as well as a range of individual and family therapy.  He is past President of the Alabama Chapter of the Employee Assistance Professionals Association (EAPA).

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Kenny Tannehill, MS, LPC

Mr. Tannehill is a Licensed Professional Counselor who has worked in the mental health field for nearly 40 years.  He has extensive experience both inpatient and outpatient working with substance abuse, serious mental illness, anger management, marital therapy & domestic violence intervention as well as depression, anxiety, obsessive compulsive issues, adjustment disorders, and sexual problems. He works with adult and adolescent populations. 

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Sarah E. Mulder, Psy. D.

Dr. Mulder is a licensed clinical psychologist who has worked with diverse individuals within both inpatient and outpatient settings. She has extensive experience in psychological assessment with school-aged children through adults.  She provides individual, family, and couples therapy, specializing in treating issues related to trauma, personality disorders, gender/sexual identity development, and depression, among other problems. LGBTQ+ affirmative services are a particular passion for Dr. Mulder, and she is able to provide evaluations for those seeking hormone treatment and/or gender affirmation surgeries.

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Dr. Margaret L. Bibb, Psy. D.

Dr. Bibb is a licensed psychologist with over 30 years of experience in assessment and treatment of all ages and problem types, including anxiety, depression, health psychology and women’s issues.  She serves on the faculty of the UAB School of Medicine.  Dr. Bibb and her husband, Dr. Patrick Quirk, are the founders and owners of Longwood Psychological Center.

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Dana Summers, MS, LPC

Ms. Summers is a licensed counselor with 15 years experience.  She is certified in EMDR and works with a broad range of trauma related issues.  She provides individual, marriage, and family therapy with special interest in depression, anxiety, bipolar disorder, and PTSD.  Ms. Summers is currently a member of the Auburn University Advisory Board for the Department of Nutrition and Dietetics.

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Jay Byham, MRE, MS, LPC-S

Jay Byham is a Licensed Professional Counselor whose areas of interest are mood disorders, substance abuse, adult ADHD, couples therapy, chronic illness and chronic pain, and persons with Intellectual Developmental Disabilities and their families.  He is an ordained minister, an EAP provider, and a certified counselor supervisor.

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Mandy Woosley, MS, ALC

​Mrs. Woosley is an Associated Licensed Counselor practicing under the supervision of Kenneth B. Tannehill, LPC.  She is also a Nationally Certified Counselor.  She is a recent graduate of the University of North Alabama and a prior intern for Longwood Psychological Center.  She also obtained other clinical experience through Bradford Health Services.  Upon completion of her degree, Mrs. Woosley obtained licensure and joined the professional team of Longwood.  Mrs. Woosley’s approach to counseling is empathic, empowering, and encouraging.  She provides therapy for individuals of all ages, couples or families who are working through challenges related to addiction, depression, anxiety, trauma resolution, anger management, conflict resolution, and self-esteem related concerns.  She enjoys working with clients of all ages and welcomes diversity.

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Ellen Knapp, LMHC

Ellen Knapp is a Licensed Mental Health Counselor with experience in outpatient and school-based settings.  Ms. Knapp provides individual and family therapy to a diverse population, with ages ranging from 4-years-old through adulthood.  She is an LGBTQ+ affirmative therapist and is trained in EMDR.  Her areas of interest include anxiety, depression, trauma, relational problems within families, anger management, conflict resolution, and identity development, among other problems.  Ms. Knapp is also passionate about helping individuals through periods of transition related to age, identity, relationships, or other changes.