Convert to ICD-10-CM: 
779.31 converts approximately to:
- 2015/16 ICD-10-CM P92.1 Regurgitation and rumination of newbornOr: 
- 2015/16 ICD-10-CM P92.2 Slow feeding of newbornOr: 
- 2015/16 ICD-10-CM P92.8 Other feeding problems of newbornOr: 
- 2015/16 ICD-10-CM P92.9 Feeding problem of newborn, unspecified