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.

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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

The links below open external institutional websites. Those organizations manage their own professional profiles, appointments, and clinical services; they do not publish this independent information website.

Practice Locations

Broomfield

CU Medicine Neurosurgery · Outpatient clinic

Longmont

CU Medicine Neurosurgery · Outpatient clinic

Longs Peak Hospital

UCHealth Neurosciences · Hospital-based care

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