Affiliated with Centura Health and Littleton Adventist Hospital

Call us: (720) 242-7533

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Meet Our Team

Dr. Meghan T. Lee, Clinical Neuropsychologist and Owner, Horizon Neuropsychological Services, Littleton, Colorado

Meghan T. Lee, Ph.D

Clinical Neuropsychologist, Director of Pediatric Neuropsychology, and Practice Owner

Click Here for Dr. Meghan T. Lee's Professional Bio

Dr. Meghan T. Lee earned her bachelor’s degree from Colorado State University and both her master’s and Ph.D. from Auburn University. She furthered her education in Neuropsychology through UC Berkeley Extension and Brigham Young University.

Dr. Lee completed her doctoral internship at Utah State Hospital and residency/fellowship at Children’s Neuropsychological Services in Boston, during which time she specialized in pediatric neuropsychology. Throughout her training and career, Dr. Lee has gained comprehensive experience in Neuropsychology across a variety of settings around the U.S., including hospitals (both acute and long-term care), private practices, correctional facilities, and university counseling centers. Although she has specialized in the pediatric population, Dr. Lee has also worked with the adult and geriatric populations across a variety of settings. Deciding to return home to Colorado, she initiated Horizon Neuropsychological Services to help children, youth, and young adults achieve new heights in their development. In sum, Dr. Lee’s breadth of experience throughout her clinical and educational work has led to a wide range of specialties and skills valuable in understanding the complexity of human behavior and development.
Dr-Molly-Sullan

Molly Sullan, Ph.D

Clinical Neuropsychologist and Director of Adult Neuropsychology

Click Here for Dr. Molly Sullan's Professional Bio

Dr. Molly Sullan earned her doctorate degree in clinical psychology, with a specialization in neuropsychology, from the University of Florida. She completed her pre-doctoral internship and her two-year neuropsychology fellowship at the VA San Diego Healthcare System/University of California, San Diego.

Dr. Sullan’s research has focused on understanding the relationship between post-traumatic sleep difficulties and cognitive, psychological, and physiological recovery for patients with a history of acquired brain injury (e.g., traumatic brain injury and stroke). Clinically, she has experience in the assessment of a broad spectrum of neurological disorders both in inpatient and outpatient settings, including brain tumors, epilepsy and movement disorders (e.g., Parkinson’s disease), memory disorders and dementia, stroke and cerebrovascular disease, traumatic brain injury, demyelinating lesions, autoimmune disorders, complex psychiatric concerns, substance use disorders, and neurodevelopmental considerations. She is passionate about working with her patients and their care teams to better understand the patient’s presenting concerns and to determine an effective course of action to address those concerns in their daily lives.

Dr. Sullan sees primarily adult and older adult patients.

Dr_Ramya_Rangamannar_headshot

Accepting patients beginning June 1, 2022

Ramya Rangamannar, Psy.D

Clinical Neuropsychologist

Click Here for Dr. Ramya Rangamannar's Professional Bio

Dr. Ramya Rangamannar earned her bachelor’s degree from Barnard College at Columbia University and her master's and doctorate degrees in Clinical Psychology from the University of Hartford. She completed her pre-doctoral clinical internship at the University of Florida and post-doctoral fellowship in pediatric neuropsychology at the Children’s Hospital Colorado.

Over the last decade, Dr. Ramya has gained clinical expertise in a multitude of settings (i.e., medical, psychiatric, private practice) with children from early toddlerhood through early adulthood. Despite specialization in pediatrics, Dr. Ramya has also worked with adult and geriatric populations in her training. She prides herself on understanding the "whole child" in the context of their home/family, school, and social realms and in providing families with tangible resources and recommendations in supporting their child’s development and success.

Madison-Blakesley-final

Madison Blakesley

Lead Neuropsychological Technician

Click Here for Madison Blakesley's Professional Bio

Madison recently earned her bachelor's degree from Colorado State University in behavioral and cognitive neuroscience and has previous experience shadowing the pediatric neurosurgeons and PAs at Wolfson Children's Hospital in Jacksonville, Florida. She's very excited for her first internship and is ready to learn from the Horizon Team and all the wonderful patients she is going to meet.

Madison is a very friendly and open individual who has worked with kids over the course of her teen years and is very excited to interact with youth of all ages as they visit the Horizon office. She hopes she can be another friendly face that welcomes patients into the office and, in one way or another, bring comfort to families as they come in and get the help they deserve.

Robin-Liebgott-Headshot

Robin Liebgott

Neuropsychological Technician

Click Here for Robin Liebgott's Professional Bio

Robin Liebgott grew up in the Littleton area and has many wonderful activity recommendations for families while visiting Horizon Neuropsychological Services. She graduated from Columbine High School and received her diploma in business administration from Denver Business College.

Since then, Robin has committed over 20 years as an administrative assistant to doctors, attorneys, executives, and VPs across the medical, oil, energy, and entertainment fields. Her wide-ranging experience has culminated in a dedication to providing the highest level of customer care, which is rooted in proactive communication and a sensitivity to family needs. Importantly, her adoration for helping children stems from raising her own daughter and spending time with her nieces.

Bridget_Ausherman_headshot

Bridget Ausherman

Neuropsychological Technician

Click Here for Bridget Ausherman's Professional Bio

Bridget Ausherman earned a Master's degree in Curriculum Development and Instruction with an emphasis in Math and Science from the University of Colorado at Denver. In addition, she holds a Bachelor's in Language Arts in Elementary Education with a minor in Music and a minor in Special Education from the University of Northern Colorado.

After teaching second through fourth grade for 27 years, Bridget decided it was time to retire and begin the next chapter of her life. Bridget brings her immense knowledge as a master teacher and expertise in working with children of diverse abilities to Horizon Neuro. She has an incredible passion for helping others achieve their highest academic, interpersonal, emotional, and intellectual potential.

katharine-bowen

Katharine Bowen

Practice Manager

Click Here for Katharine Bowen's Professional Bio

Katharine is a former Resort Activities Recreation Coordinator for Walt Disney Florida. During her time in this role, she developed a wealth of knowledge and skills in elevated business strategies, communication, networking, and event planning. Katharine has returned to Colorado to put these transferable skills to use in her new role as a Medical Receptionist for Horizon Neuropsychological Services.

Katharine has a Bachelor’s degree in Recreation, Tourism, and Hospitality with an emphasis in Events from the University of Northern Colorado. However, she is looking forward to going back to school to obtain her Master’s in Psychology to further her passion for helping people.

Katharine is excited to assist you and your family as you work with our staff at Horizon Neuropsychological Services to discover your new potential. Her goal is to make you and your family feel as comfortable as possible while visiting our offices.

Mckenna_Blakesley_Headshot

McKenna Blakesley

File Clerk

Click Here for McKenna Blakesley's Professional Bio

McKenna is currently completing her Associate's degree in biology at Arapahoe Community College. From there, she will finish her Bachelor's degree in Zoology at Colorado State University.

McKenna is excited to bring her exceptional organization skills and attentiveness to detail to her role as Filing Clerk at Horizon Neuro. She is caring and friendly and looks forward to helping the Horizon staff in their pursuit to get families the care they need.

Élishia Sharie, Website Designer, Horizon Neuropsychological Services, Littleton, Colorado

Élishia Sharie

Website & Graphic Designer

Click Here for Élishia Sharie's Professional Bio

Élishia Sharie has over 12 years of experience in web design, graphic design, and photography. With a bachelor’s degree in Sociology and Marketing, Élishia Sharie has enjoyed consulting and creating marketing collateral for a varied clientele—ranging from the entertainment/media, education, health, beauty, nonprofit, and transportation fields.

Élishia Sharie's ability to provide and incorporate her branding and marketing knowledge in all of her creative works is what makes her a resource for brands and companies that value a professional, consistent, and clear message and look across all media and platforms.

Élishia Sharie is the designer and manager of the Horizon Neuropsychological Services website. To report any website issues, please contact her here.

Dr. Meghan T. Lee, Clinical Neuropsychologist and Owner, Horizon Neuropsychological Services, Littleton, Colorado

Meghan T. Lee, Ph.D

Clinical Neuropsychologist, Director of Pediatric Neuropsychology, and Practice Owner

Click Here for Dr. Meghan T. Lee's Professional Bio

Dr. Meghan T. Lee earned her bachelor’s degree from Colorado State University and both her master’s and Ph.D. from Auburn University. She furthered her education in Neuropsychology through UC Berkeley Extension and Brigham Young University.

Dr. Lee completed her doctoral internship at Utah State Hospital and residency/fellowship at Children’s Neuropsychological Services in Boston, during which time she specialized in pediatric neuropsychology. Throughout her training and career, Dr. Lee has gained comprehensive experience in Neuropsychology across a variety of settings around the U.S., including hospitals (both acute and long-term care), private practices, correctional facilities, and university counseling centers. Although she has specialized in the pediatric population, Dr. Lee has also worked with the adult and geriatric populations across a variety of settings. Deciding to return home to Colorado, she initiated Horizon Neuropsychological Services to help children, youth, and young adults achieve new heights in their development. In sum, Dr. Lee’s breadth of experience throughout her clinical and educational work has led to a wide range of specialties and skills valuable in understanding the complexity of human behavior and development.
Dr-Molly-Sullan

Molly Sullan, Ph.D

Clinical Neuropsychologist and Director of Adult Neuropsychology

Click Here for Dr. Molly Sullan's Professional Bio

Dr. Molly Sullan earned her doctorate degree in clinical psychology, with a specialization in neuropsychology, from the University of Florida. She completed her pre-doctoral internship and her two-year neuropsychology fellowship at the VA San Diego Healthcare System/University of California, San Diego.

Dr. Sullan’s research has focused on understanding the relationship between post-traumatic sleep difficulties and cognitive, psychological, and physiological recovery for patients with a history of acquired brain injury (e.g., traumatic brain injury and stroke). Clinically, she has experience in the assessment of a broad spectrum of neurological disorders both in inpatient and outpatient settings, including brain tumors, epilepsy and movement disorders (e.g., Parkinson’s disease), memory disorders and dementia, stroke and cerebrovascular disease, traumatic brain injury, demyelinating lesions, autoimmune disorders, complex psychiatric concerns, substance use disorders, and neurodevelopmental considerations. She is passionate about working with her patients and their care teams to better understand the patient’s presenting concerns and to determine an effective course of action to address those concerns in their daily lives.

Dr. Sullan sees primarily adult and older adult patients.

Dr_Ramya_Rangamannar_headshot

Accepting patients beginning June 1, 2022

Ramya Rangamannar, Psy.D

Clinical Neuropsychologist

Click Here for Dr. Ramya Rangamannar's Professional Bio

Dr. Ramya Rangamannar earned her bachelor’s degree from Barnard College at Columbia University and her master's and doctorate degrees in Clinical Psychology from the University of Hartford. She completed her pre-doctoral clinical internship at the University of Florida and post-doctoral fellowship in pediatric neuropsychology at the Children’s Hospital Colorado.

Over the last decade, Dr. Ramya has gained clinical expertise in a multitude of settings (i.e., medical, psychiatric, private practice) with children from early toddlerhood through early adulthood. Despite specialization in pediatrics, Dr. Ramya has also worked with adult and geriatric populations in her training. She prides herself on understanding the "whole child" in the context of their home/family, school, and social realms and in providing families with tangible resources and recommendations in supporting their child’s development and success.

Madison-Blakesley-final

Madison Blakesley

Lead Neuropsychological Technician

Click Here for Madison Blakesley's Professional Bio

Madison recently earned her bachelor's degree from Colorado State University in behavioral and cognitive neuroscience and has previous experience shadowing the pediatric neurosurgeons and PAs at Wolfson Children's Hospital in Jacksonville, Florida. She's very excited for her first internship and is ready to learn from the Horizon Team and all the wonderful patients she is going to meet.

Madison is a very friendly and open individual who has worked with kids over the course of her teen years and is very excited to interact with youth of all ages as they visit the Horizon office. She hopes she can be another friendly face that welcomes patients into the office and, in one way or another, bring comfort to families as they come in and get the help they deserve.

Robin-Liebgott-Headshot

Robin Liebgott

Neuropsychological Technician

Click Here for Robin Liebgott's Professional Bio

Robin Liebgott grew up in the Littleton area and has many wonderful activity recommendations for families while visiting Horizon Neuropsychological Services. She graduated from Columbine High School and received her diploma in business administration from Denver Business College.

Since then, Robin has committed over 20 years as an administrative assistant to doctors, attorneys, executives, and VPs across the medical, oil, energy, and entertainment fields. Her wide-ranging experience has culminated in a dedication to providing the highest level of customer care, which is rooted in proactive communication and a sensitivity to family needs. Importantly, her adoration for helping children stems from raising her own daughter and spending time with her nieces.

Bridget_Ausherman_headshot

Bridget Ausherman

Neuropsychological Technician

Click Here for Bridget Ausherman's Professional Bio

Bridget Ausherman earned a Master's degree in Curriculum Development and Instruction with an emphasis in Math and Science from the University of Colorado at Denver. In addition, she holds a Bachelor's in Language Arts in Elementary Education with a minor in Music and a minor in Special Education from the University of Northern Colorado.

After teaching second through fourth grade for 27 years, Bridget decided it was time to retire and begin the next chapter of her life. Bridget brings her immense knowledge as a master teacher and expertise in working with children of diverse abilities to Horizon Neuro. She has an incredible passion for helping others achieve their highest academic, interpersonal, emotional, and intellectual potential.

katharine-bowen

Katharine Bowen

Practice Manager

Click Here for Katharine Bowen's Professional Bio

Katharine is a former Resort Activities Recreation Coordinator for Walt Disney Florida. During her time in this role, she developed a wealth of knowledge and skills in elevated business strategies, communication, networking, and event planning. Katharine has returned to Colorado to put these transferable skills to use in her new role as a Medical Receptionist for Horizon Neuropsychological Services.

Katharine has a Bachelor’s degree in Recreation, Tourism, and Hospitality with an emphasis in Events from the University of Northern Colorado. However, she is looking forward to going back to school to obtain her Master’s in Psychology to further her passion for helping people.

Katharine is excited to assist you and your family as you work with our staff at Horizon Neuropsychological Services to discover your new potential. Her goal is to make you and your family feel as comfortable as possible while visiting our offices.

Mckenna_Blakesley_Headshot

McKenna Blakesley

File Clerk

Click Here for McKenna Blakesley's Professional Bio

McKenna is currently completing her Associate's degree in biology at Arapahoe Community College. From there, she will finish her Bachelor's degree in Zoology at Colorado State University.

McKenna is excited to bring her exceptional organization skills and attentiveness to detail to her role as Filing Clerk at Horizon Neuro. She is caring and friendly and looks forward to helping the Horizon staff in their pursuit to get families the care they need.

Élishia Sharie, Website Designer, Horizon Neuropsychological Services, Littleton, Colorado

Élishia Sharie

Website & Graphic Designer

Click Here for Élishia Sharie's Professional Bio

Élishia Sharie has over 12 years of experience in web design, graphic design, and photography. With a bachelor’s degree in Sociology and Marketing, Élishia Sharie has enjoyed consulting and creating marketing collateral for a varied clientele—ranging from the entertainment/media, education, health, beauty, nonprofit, and transportation fields.

Élishia Sharie's ability to provide and incorporate her branding and marketing knowledge in all of her creative works is what makes her a resource for brands and companies that value a professional, consistent, and clear message and look across all media and platforms.

Élishia Sharie is the designer and manager of the Horizon Neuropsychological Services website. To report any website issues, please contact her here.