Boulder County & North Metro Neurosurgery
Nancy L. Lennarson, MS, RN, AGACNP-BC
Board-Certified Adult-Gerontology Acute Care Nurse Practitioner
Nancy L. Lennarson, MS, RN, AGACNP-BC, is a board-certified adult-gerontology acute care nurse practitioner employed by CU Medicine. Her clinical background spans neurosurgery, orthopedic spine care, critical care, and surgical nursing. She brings extensive experience caring for patients with complex medical and surgical needs, with an emphasis on clear communication, patient education, and collaborative, individualized care.
About the Provider
Nancy L. Lennarson, MS, RN, AGACNP-BC, is a board-certified adult-gerontology acute care nurse practitioner employed by CU Medicine. Her clinical experience encompasses neurosurgery, orthopedic spine care, critical care, and perioperative nursing.
Nancy has served as a nurse practitioner with the University of Colorado Department of Neurosurgery and CU Medicine’s Department of Orthopedics Spine. Her background also includes clinical experience in neurocritical care, surgical trauma intensive care, medical intensive care, and cardiovascular surgical services.
She earned her Master of Science in Nursing from Wright State University and subsequently completed a post-master’s certificate in Adult-Gerontology Acute Care Nurse Practitioner studies at Graceland University. She is board-certified through the American Nurses Credentialing Center.
Her broad clinical background provides a strong foundation for caring for patients with complex neurological and spinal conditions. She values clear communication, thoughtful patient education, and collaboration with physicians, nursing staff, and other healthcare professionals.
As a member of Boulder County & North Metro Neurosurgery, Nancy contributes to a multidisciplinary approach to neurosurgical patient care, helping patients and families navigate evaluation, treatment, and ongoing care.
Clinical Expertise & Interests
Neurosurgery & Spine Care
Nurse practitioner experience in neurosurgery and orthopedic spine services, with a clinical background in the evaluation and care of patients with neurological and spinal conditions.
Acute & Critical Care
Clinical experience and advanced practice training in neurocritical care, medical intensive care, and surgical trauma intensive care.
Surgical & Perioperative Nursing
Experience in cardiovascular surgical services, perioperative patient care, and education for patients undergoing medical and surgical treatment.
Education & Training
Post-Master’s Certificate
Adult-Gerontology Acute Care Nurse Practitioner
Graceland University · Independence, Missouri
Master’s Degree
Master of Science in Nursing · Acute Care Nurse Practitioner
Wright State University · Dayton, Ohio
Bachelor’s Degree
Bachelor of Science in Nursing
University of Iowa · Iowa City, Iowa
Board Certification
Adult-Gerontology Acute Care Nurse Practitioner — Board Certified (AGACNP-BC)
American Nurses Credentialing Center (ANCC)
Professional Credential
Registered Nurse (RN)
Professional Experience
CU Medicine Department of Neurosurgery
Nurse Practitioner
CU Medicine Department of Orthopedics Spine
Nurse Practitioner · June 2025 – April 2026
University of Colorado Health
Nurse Practitioner · February 2024 – June 2025
Saint Joseph Hospital, Denver
Cardiovascular Surgical Services · Registered Nurse
August 2021 – May 2023
Earlier Experience & Clinical Training
Neurosurgical inpatient and outpatient care; neuro-intensive care; surgical trauma and medical intensive care; cardiovascular surgical nursing; cardiac catheterization laboratory care; and critical care nursing.
Professional Profiles & Links
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Practice Locations
Longs Peak Hospital
UCHealth Neurosciences · Hospital-based care
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