Q69.1 Accessory thumb(s)

Billable ICD-10-CM code, FY2026. Exempt from present-on-admission (POA) reporting.

MS-DRG index

Defines the logic of DRG(s) 564-566 in MDC 08.

Approximate ICD-9-CM (GEMs)

• 755.01 Polydactyly of fingers (approximate)

Code annotations containing back-references to Q69.1

Back-references to Q69

• Type 1 Excludes: M20 Acquired deformities of fingers and toes ("congenital deformities and malformations of fingers and toes (Q66.-, Q68-Q70, Q74.-)")
• Type 1 Excludes: M21 Other acquired deformities of limbs ("congenital deformities and malformations of limbs (Q65-Q66, Q68-Q74)")
• Type 1 Excludes: 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)")
• Type 2 Excludes: M95 Other acquired deformities of musculoskeletal system and connective tissue ("congenital malformations and deformations of the musculoskeletal system (Q65-Q79)")
• Type 1 Excludes: Q74 Other congenital malformations of limb(s) ("polydactyly (Q69.-)")

Diagnosis Index entries for Q69.1

• Accessory (congenital) › thumb
• Polydactylism, polydactyly › thumb
• Supernumerary (congenital) › thumb

Nearby codes

• Q69 Polydactyly
• Q69.0 Accessory finger(s)
• Q69.1 Accessory thumb(s) (this code)
• Q69.2 Accessory toe(s)
• Q69.9 Polydactyly, unspecified