Advanced Practitioners

Nurse Practitioners

Claire Abrajano

Claire Abrajano, RN, MSN, WOCN, RNFA, CPNP-PC, is a pediatric nurse practitioner for the Pediatric General Surgery service at Lucile Packard Children’s Hospital at Stanford, providing both inpatient and outpatient care to patients and families.  She works primarily with our Good Samaritan Hospital affiliate team in San Jose, CA.  Claire provides direct clinical care in the inpatient and ambulatory settings and first assists in the operating room.

Claire completed her Bachelor and Master of Science in Nursing at the University of California, Los Angeles in 1994 and 1998, respectively.  Her nursing experience includes working in the pediatric intensive care unit at Children’s Hospital Los Angeles and UCLA.  She began her nurse practitioner career with the Anesthesia service at Children’s Hospital Los Angeles and eventually joined the Pediatric General Surgery service at Lucile Packard Children’s Hospital at Stanford in 1999.  She has been involved in the development of the pediatric wound and ostomy program and subspecialty general surgery clinics.  She has strong interest in the management of abdominal wall defects, chest wall anomalies, pilonidal and colorectal disease and bowel management.  Claire’s interest in research include aiding in the coordination and publication of two prospective randomized control trials regarding sutureless vs sutured gastroschisis and whether silver impregnated dressings for sternotomy incisions prevent surgical site infections in children.

Rajashree Koppolu

Raji Koppolu is a pediatric nurse practitioner with the general surgery service and Manager of Advanced Practice at Lucile Packard Children’s Hospital Stanford in Palo Alto, CA. She provides direct clinical care to pediatric general surgery patients in both inpatient and ambulatory settings. 

Her previous roles have been at Lucile Packard as a nurse practitioner with cardiology and as a registered nurse in the cardiovascular intensive care unit. Raji has been directly involved in the training and education for surgical residents and APP’s. She has also been involved in the development of the trauma/injury prevention programs and subspecialty general surgery clinics. She has a strong interest in the transition of complex patients from hospital to home. 

Raji has published articles on various topics such as health policy and window fall prevention, exploring malrotation in the setting of cardiac disease, and her involvement in a clinic for Spanish-speaking families.

Meredith Lahey

Meredith Lahey, RN, MS, CPNP-AC is a nurse practitioner (NP) for the Pediatric General Surgery service at Lucile Packard Children’s Hospital Stanford, providing both inpatient and outpatient care to patients and families.  Meredith works mostly at California Pacific Medical Center (CPMC) seeing both inpatient and outpatients with the Pediatric General Surgery Team. 

She completed her Bachelors of Science degree in Health Studies from Georgetown University in 2003 and her Bachelor of Science degree in nursing from University of Miami in 2006.  She earned her Masters of Science degree from University of California San Francisco in 2010.  Her nursing experience includes working inpatient in the Pediatric Emergency Departments at UCSF Oakland Children’s Hospital, Children’s Hospital Los Angeles and California Pacific Medical Center in San Francisco. 

In 2011 she started as an NP at UCSF Benioff Children’s Hospital in the Pediatric Intensive Care Unit and the Pediatric Critical Care Transport Team.  She joined the Pediatric General Surgery service at Stanford Children’s Health in February of 2018. 

Physician Assistants

Katherine Alvarez

Katherine Alvarez, PA-C is a physician assistant for the Pediatric General Surgery service at Lucile Packard Children’s Hospital Stanford, providing care to children and families in both inpatient and outpatient settings. She completed her Bachelor of Science in Clinical Health Services and Physician Assistant Studies at the University of Washington. Katherine is certified by the National Commission on Certification of Physician Assistants.

Katherine began her career in plastic surgery and joined the Pediatric General Surgery service at Stanford Children’s Health in April 2020. She has a strong interest in pediatric inpatient and trauma medicine and care of the post-surgical patient.


Ethan Lew, PA-C is a physician assistant in the Pediatric General Surgery department at Lucile Packard Children’s Hospital at Stanford. He obtained his Bachelor of Science degree with a major in Physiological Science at the University of California, Los Angeles. Ethan successfully completed his Master of Health Sciences degree at the physician assistant program at Duke University. He is certified as a physician assistant by the National Commission on Certification of Physician Assistants and licensed by the Physician Assistant Board in the State of California.


Ethan started his physician assistant career at Stanford Children’s Health and continues to practice in pediatric general surgery in the inpatient and outpatient settings. He is involved in various specialty clinics including chest wall, colorectal, pilonidal, and bariatric clinics. Ethan’s hobbies include painting watercolors, trying new recipes, and editing vacation videos.

Taylor Perry

Taylor Perry, is a physician's assistant (PA) for the Pediatric General Surgery service at Lucile Packard Children’s Hospital Stanford. Taylor works mostly at John Muir Medical Center (JMMC) seeing both inpatient and outpatients with the Pediatric General Surgery Team. 

She completed her Bachelors of Science degree in Nutritional Sciences from California Polytechnic State University in San Luis Obispo, CA. She earned her Masters of Public Health and Masters in Physician Assistant Studies from Touro University in Vallejo, CA.

She joined the Pediatric General Surgery service at Stanford Children’s Health in November 2019. 

Nurse

Deanna Garza

Deanna Garza is a registered nurse for the Pediatric General Surgery service at Lucile Packard Children's Hospital. Deanna joined the team in April 2018 to provide care to children and families in the ambulatory care setting. She has been directly involved in developing the gastronomy tube education at Lucile Packard Children's Hospital and provides stoma care to children with gastronomy tubes.

She received her wound care training at Emory University in 2014 and will obtain a Master of Science degree as a family nurse practitioner in the spring of 2020. Her previous roles in Stanford Health Care have been as assistant clinical manager for the Advanced Wound Care Center, Urology department, and Plastic Surgery clinic. 

Deanna has also held a number of roles in clinical research for a variety of biopharmeceutical companies within the Bay Area. She has a strong interest in wound care as well as clinical research.