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Clinics & Locations
Clinics & Locations
Here to serve you

Explore our network of care for kids, from the tiniest to teens and young adults.
Find a Doctor
Find a Doctor
- Find a Doctor
- Get a Second Opinion
World-class docs

We'll help you find the best provider for your child.
Your Visit
Your Visit
Stress-free visits

Accommodations. Admission. Discharge. Procedure prep. We've got you covered.
Patient Education
Patient Education
Extraordinary kid care

Our specialists handle conditions ranging from the common to the most rare.
Medical Professionals
Medical Professionals
Referrals made easy

Contacts and resources to get your patients to our pediatric specialists
Why Choose Us?
Why Choose Us?
Best in Northern CA

We're ranked #1 in pediatric cancer, heart surgery, cardiology & more.

Tom Arnold

Tom Arnold

MD, MS

Pediatric critical care specialist

Contact me

Contact me

About me

Telehealth (video visits)

Insurance plan info

Fellowships

UCSF Graduate Medical Education, Pediatrics
Residencies

Childrens Hospital - Los Angeles, Pediatrics
Internship

Childrens Hospital - Los Angeles, Pediatrics
Degree

MD, University of Colorado Health Sciences Center

Where I see patients (1)

Selected research

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Dynamic fibroblast-immune interactions shape recovery after brain injury.
Nature
September 2025
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A study protocol for determining the role of Sympathetic activity in Post-injury outcomes: Impact on sleep and caRdiovascular health InvesTigation (SPIRIT).
PloS one
July 2025
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Letter of Concern from the Association of Academic Chairs of Emergency Medicine Regarding ACGME Proposed Changes.
The western journal of emergency medicine
June 2025
Learn more

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Tender wagging care

Our therapy dogs spread joy and smiles at the bedside and throughout the hospital.

Visit Child Life services