S63.424A vs S63.425A

S63.424A (Traumatic rupture of palmar ligament of right ring finger at metacarpophalangeal and interphalangeal joint, initial encounter) compared with S63.425A (Traumatic rupture of palmar ligament of left ring finger at metacarpophalangeal and interphalangeal joint, initial encounter), from the official CMS tabular data. S63.424A and S63.425A code the same condition on opposite sides.

Relationship

Review

Laterality relationship

S63.424A

Right

Traumatic rupture of palmar ligament of right ring finger at metacarpophalangeal and interphalangeal joint, initial encounter

↔

S63.425A

Left

Traumatic rupture of palmar ligament of left ring finger at metacarpophalangeal and interphalangeal joint, initial encounter

Same condition; these differ only in which side is documented.

These codes share a category and title and differ only in the side affected. The documentation decides which applies, and a bilateral code is reported only where the code set provides one.

Source: ICD-10-CM tabular list (laterality variant derived from the code title)

Can these codes be reported together?

Same condition, opposite side. S63.424A and S63.425A name the same condition on opposite sides of the body.

Same category and title, differing only in which side is affected — the documentation decides which one applies, and a bilateral code is reported only where the code set provides one.

Side by side

	S63.424ATraumatic rupture of palmar ligament of right ring finger at metacarpophalangeal and interphalangeal joint, initial encounter	S63.425ATraumatic rupture of palmar ligament of left ring finger at metacarpophalangeal and interphalangeal joint, initial encounter
Billing status	Billable	Billable
Classification	S00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88)	S00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88)
Definition	Traumatic rupture of palmar ligament of right ring finger at metacarpophalangeal and interphalangeal joint, initial encounter is a billable ICD-10-CM diagnosis code (S63.424A).	Traumatic rupture of palmar ligament of left ring finger at metacarpophalangeal and interphalangeal joint, initial encounter is a billable ICD-10-CM diagnosis code (S63.425A).
7th character	The appropriate 7th character is to be added to each code from category S63	The appropriate 7th character is to be added to each code from category S63
Includes	avulsion of joint or ligament at wrist and hand level laceration of cartilage, joint or ligament at wrist and hand level sprain of cartilage, joint or ligament at wrist and hand level traumatic hemarthrosis of joint or ligament at wrist and hand level	avulsion of joint or ligament at wrist and hand level laceration of cartilage, joint or ligament at wrist and hand level sprain of cartilage, joint or ligament at wrist and hand level traumatic hemarthrosis of joint or ligament at wrist and hand level

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Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources