• Skip to Content
• Accessibility

• Give to CHOP
• Research
• For Healthcare Professionals
• Press Room
• Careers

• Health Information
  • Asthma
  • Fetal Conditions
  • Kids Health Galaxy
  • Injury Prevention
  • Pediatric Cancers
  • Pediatric Heart Conditions
  • Poison Prevention
  • Spina Bifida
  • Vaccine Education Center
• For Patients and Visitors
  • Directions, Maps and Parking
  • Before Your Visit
  • Type of Visit
  • Guide to Your Child’s Surgery
  • Hospital Amenities
  • Family Support and Resources
  • Visit or Contact a Patient
  • Financial Matters
  • MyChart
• Specialties and Services
  • Airway Disorders
  • Asthma Program
  • Cancer Center
  • Cardiac Center
  • Congenital Hyperinsulinism Center
  • Fetal Diagnosis and Treatment
  • Gastroenterology, Hepatology
    and Nutrition
  • Neonatology
  • Orthopaedic Surgery
  • Transplant Center
  • Urology
  • All Specialties and Services
• Locations
  • Main Campus
  • Primary Care
  • Specialty Care
  • Community Hospital Partnerships
  • CHOP at Virtua
• Find a Doctor
• About Us
  • Best in the Nation
  • Our Philosophy of Care
  • Our History
  • Our Pediatric Network
  • HIPAA: Protecting Patient Privacy
  • CHOP in the Community
  • Social Media at CHOP
  • Quality and Performance
  • Volunteer Opportunities
  • Ethics and Compliance
• CHOP Press Room
• Health Tips
• Legal
• News and Events
• For Healthcare Professionals
• Site Map
• CHOP Home

• CHOP Home
• Find a Doctor
• Thornton B. Alexander Mason

Specialties and Services

Education

Medical College of Virginia, Richmond, Va.

Internship

Tulane University Medical Center, New Orleans, La.

Residency

Columbia-Presbyterian Medical Center, New York, N.Y.

Fellowship

Children's Hospital of Philadelphia/University of Pennsylvania, Philadelphia, Pa.

Board Certification

American Board of Pediatrics
American Board of Psychiatry and Neurology/Neurology with special qualifications in child neurology
American Board of Sleep medicine

Year Appointed

2001

Special Interests

Neurological issues in pediatric sleep medicine
Genetic etiologies of pediatric sleep dysfunction

Research Interests

Periodic limb movements in sleep
Genetic disorders and sleep

« Back to Previous Page

• Print
• Share

Awards and Honors

• Best in the Nation
• Magnet Award for Nursing Excellence

Legal

• Terms of Use
• Privacy Policy
• HIPAA: Protecting Patient Privacy

Short Cuts

• Cancer Center
• Cardiac Center
• Fetal Diagnosis and Treatment
• Pediatric Blood and Marrow Transplantation Program
• Site Map

• Our Philosophy of Care
• Directions, Maps and Parking
• Hospital Virtual Tour
• Guide to Your Child's Surgery
• Your Child's Bill

• Sign Up for Newsletters
• Social Media at CHOP
• Physician Referral Services
• Fellowships at The Children's Hospital of Philadelphia
• Continuing Medical Education

• © 1996-2011 The Children's Hospital of Philadelphia
  34th Street and Civic Center Boulevard
  Philadelphia, Pa. 19104
• Main Number: 215-590-1000
• Physician Referral Service: 1-800-879-2467
• Coordinates: 39.9486937, -75.1929596
•  
• An Equal Opportunity Employer
• The Children's Hospital of Philadelphia is an equal opportunity employer. We do not discriminate on the basis of race, color, gender, sexual orientation, age, religion, national or ethnic origin, disability or veteran status.