Q66.9 Congenital deformity of feet, unspecifiedNon-billable header with 3 child codes.
Q66.90 Congenital deformity of feet, unspecified, unspecified footQ66.91 Congenital deformity of feet, unspecified, right footQ66.92 Congenital deformity of feet, unspecified, left foot754.79 Other deformities of feet (approximate)M20 Acquired deformities of fingers and toes ("congenital deformities and malformations of fingers and toes (Q66.-, Q68-Q70, Q74.-)")M21 Other acquired deformities of limbs ("congenital deformities and malformations of limbs (Q65-Q66, Q68-Q74)")M24.3 Pathological dislocation of joint, not elsewhere classified ("congenital dislocation or displacement of joint- see congenital malformations and deformations of the musculoskeletal system (Q65-Q79)")M95 Other acquired deformities of musculoskeletal system and connective tissue ("congenital malformations and deformations of the musculoskeletal system (Q65-Q79)")Q66.8 Other congenital deformities of feetQ66.80 Congenital vertical talus deformity, unspecified footQ66.81 Congenital vertical talus deformity, right footQ66.82 Congenital vertical talus deformity, left footQ66.89 Other specified congenital deformities of feetQ66.9 Congenital deformity of feet, unspecified (this code)Q66.90 Congenital deformity of feet, unspecified, unspecified footQ66.91 Congenital deformity of feet, unspecified, right footQ66.92 Congenital deformity of feet, unspecified, left foot