Meet the Pediatrician

Raoul B. Del Mar M.D.

Dr. Del Mar is a board certified pediatrician, and was elected

Fellow by the American Academy of Pediatrics. He

completed his residency at University Hospitals of Cleveland –

Rainbow Babies and Children’s Hospital in Cleveland Ohio.

After completing his training he moved to Sacramento and

decided to open his own practice in Rocklin.


July, 2007 - Present Rainbow Children’s Clinic

6508 Lonetree Blvd, Rocklin CA


March, 1981 – March, 1985 Cebu Doctors’ College of Arts and Sciences

Osmena Boulevard

Cebu City, Philippines 6000

Bachelor’s Degree in Science and Biology

June, 1985 – March, 1991 Cebu Doctors’ College of Medicine

Osmena Boulevard

Cebu City, Philippines 6000

Doctor of Medicine

June, 2002 – July, 2005 Resident, Pediatrics

Rainbow Babies Hospital - Case Western Reserve University

Cleveland, OH






Aug, 2007- February 2010 Sutter Pediatrics

3100 Douglas Blvd, Roseville CA

July, 2005- July 2007 Greater Sacramento Pediatrics

2110 Professional Drive, Roseville, CA

June, 2002 – July, 2005 Resident, Pediatrics

Rainbow Babies Hospital - Case Western Reserve University

Cleveland, OH

Aug, 2001 - June, 2002 Observing Extern at Roane General Hospital Emergency Room

Spencer, WV

Preceptor: Paul Clancy, M.D., Medical Director

July, 1998 – July, 2001 Congressman of Philippines, District of Cebu City,

Senior Vice Chairman, Committee on Health

May, 1996 - May, 1997 Preceptorship, Internal Medicine Clinic

Baltimore, MD

Preceptor: Carlos Patalinghug, M.D.

April, 1996 – May, 1996 Psychiatry Rotation

UCLA-VA Medicine Center

March, 1996 Observing Intern Internal Medicine

Harbor Hospital

Baltimore, MD

October, 1995 – February, 1996 Research Assistant

University of California Los Angeles

VA Medical Center Department of Neurology

November, 1993 – September, 1995 Preceptorship

St. Genevieve Medical Group

Los Angeles, CA

June, 1991 – June, 1992 Internship

Cebu Doctors’ Hospital

Cebu, Philippines


American Academy of Pediatrics

Caroline Langrall, MSN, RN, CPNP-PC


2014 - Present Rainbow Children’s Clinic, Rocklin, CA

Caroline is a board certified Pediatric Nurse Practitioner who is passionate about providing high quality healthcare to children from infancy through adolescence. She enjoys being part of children's lives as they grow up, and she strives to empower children and their families with compassionate recommendations for physical and emotional health based on the most current medical evidence.

Johns Hopkins University School of Nursing

Caroline completed her training at Greenspring Pediatric Associates, Sinai Hospital Pediatric Emergency Department, Frederick Primary Care Associates, WatchemSprout Pediatrics, and the NICU at Johns Hopkins Hospital. This array of experience has given her the knowledge and skills necessary to provide comprehensive care to children in times of both illness and health.

Mt. Washington Pediatric Hospital, Baltimore, MD

Caroline worked as a Child Life Specialist for many years prior to beginning her career as a nurse. She cared for premature infants and young children with complex medical needs and conducted individual and group therapies to promote development and coping skills. She also provided procedural support to patients undergoing painful and frightening medical procedures. Additionally, she founded the hospital's first car seat safety program.

Maryland Kids in Safe Seats

As a Child Passenger Safety Technician (CPST), Caroline has years of experience educating families about proper child safety seat use and installation. She also has additional training in the safe transportation of children with special healthcare needs like premature infants and children with autism.


Johns Hopkins University School of Nursing, Baltimore, MD

Masters of Science in Nursing, MSN

Johns Hopkins University School of Nursing, Baltimore, MD

Bachelor of Science in Nursing, BSN

Goucher College, Baltimore, MD

Bachelor of Arts in Psychology, BA


PNCB Certification

CPST-Certified Passenger Safety Technician

CCLS-Certified Child Life Specialist

BLS instructor certification

California NP Furnishing License


NAPNAP: National Association of Pediatric Nurse Practitioners