Advancing Excellence in Bedside Practice

Clinical Nurse III nurses are highly skilled, experienced clinicians who deliver compassionate, evidence-based care to patients and families across UCLA Health. They uphold the highest standards of professional nursing practice—advancing ethical decision-making, quality improvement, and interdisciplinary collaboration at the bedside.

As role models of clinical excellence, Clinical Nurse III nurses actively contribute to improving outcomes, strengthening unit-based practice, and supporting a culture of safety and integrity. Their leadership, clinical judgment, and commitment to patient-centered care make them essential partners in elevating the overall quality and consistency of nursing practice throughout the health system.

Leading with clinical expertise to deliver safe, exceptional patient care.

Julie Semper

Julie Semper, MSN, RN, CNS

Diabetes Education & Counseling Manager

Specialty: Diabetes Education & Counseling 
Hospital Affiliation: Ronald Reagan UCLA Medical Center  

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TakTiensawang

Thanuttha (Tak) Tiensawang, MSN, RN, CNS, GNP, CWON-AP

Wound Ostomy Continence Care Manager

Specialty: Wound Ostomy Continence Nursing
Hospital Affiliation: Health System 

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Diabetic Services

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Adriana (Natalie) Esparza

Clinical Nurse III

Specialty: Diabetes Education and Counseling
Hospital Affiliation: UCLA Santa Monica Medical Center 

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Katherine S. Lu Clinical Nurse III Diabetes Education and Counseling

Katherine S. Lu, RN, CDCES

Clinical Nurse III

Specialty: Diabetes Education and Counseling
Hospital Affiliation: Ronald Reagan UCLA Medical Center

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Enteral/Parenteral Care

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Alisa Lund

Clinical Nurse III

Specialty: Enteral/Parenteral
Hospital Affiliation: Health System 

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Wound Ostomy [Enterostomal Care]

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Alejendra Barrera, BSN, RN, CWON

Clinical Nurse III

Specialty: Wound Ostomy Continence Nursing
Hospital Affiliation: Ronald Reagan UCLA Medical Center 

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Criselda Beliba-Paz, MSN, RN, CWON

Clinical Nurse III

Specialty: Wound Ostomy Continence Nursing
Hospital Affiliation: Ronald Reagan UCLA Medical Center

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Sara L. Huang

Clinical Nurse III

Specialty: Wound Ostomy Continence Nursing
Hospital Affiliation: Ronald Reagan UCLA Medical Center 

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