
Dr. Richard Mathis is a Pediatrician and Pediatric Gastroenterologist in Long Beach 90804, Long Beach CA and has an experience of 46 years in these fields. Dr. Richard Mathis practices at Pediatric Gastroenterology Associates of Southern California in Long Beach 90804, Long Beach CA. Some of the services provided by the doctor are: Constipation,Colon Cancer Screening,Gastrointestinal Malabsorption,Enteritis and Gastroparesis etc.
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52 Surgeries & Treatments
Pediatrics
Pediatric Gastroenterology
Nutrition

Celiac Disease

Wireless pH Testing

VAP Lipid Testing

Ultrasound, Esophageal

Ultrasound, Endoanal

pH Probe

Liver Function Test