Convert to ICD-10-CM: 
659.63 converts approximately to:
- 2015/16 ICD-10-CM O09.521 Supervision of elderly multigravida, first trimesterOr: 
- 2015/16 ICD-10-CM O09.522 Supervision of elderly multigravida, second trimesterOr: 
- 2015/16 ICD-10-CM O09.523 Supervision of elderly multigravida, third trimester