ICD-10-CM > O00-O9A > O60-O77 > O64 > O64.4 O64.4 Obstructed labor due to shoulder presentation Non-Billable/Non-Specific Applicable To Prolapsed arm Type 1 Excludes impacted shoulders (O66.0)shoulder dystocia (O66.0) Codes O64.4XX0..., not applicable or unspecifiedO64.4XX1..., fetus 1O64.4XX2..., fetus 2O64.4XX3..., fetus 3O64.4XX4..., fetus 4O64.4XX5..., fetus 5O64.4XX9..., other fetus