ICD-10-CM · FY 2026 APRIL UPDATE

S56.12

Laceration of flexor muscle, fascia and tendon of other and unspecified finger at forearm level

Diagnosis reference

Nonbillable category

This entry is a category or subcategory. Choose the appropriate billable descendant based on the clinical documentation.

Effective periodOctober 1, 2026–September 30, 2027

SourceCMS ICD-10-CM order file

ClassificationDiagnosis · clinical modification

Related entries

Up to 30 descendants in this category

CODE	DESCRIPTION	TYPE
S56.121	Laceration of flexor muscle, fascia and tendon of right index finger at forearm level	Category
S56.121A	Laceration of flexor muscle, fascia and tendon of right index finger at forearm level, initial encounter	Billable
S56.121D	Laceration of flexor muscle, fascia and tendon of right index finger at forearm level, subsequent encounter	Billable
S56.121S	Laceration of flexor muscle, fascia and tendon of right index finger at forearm level, sequela	Billable
S56.122	Laceration of flexor muscle, fascia and tendon of left index finger at forearm level	Category
S56.122A	Laceration of flexor muscle, fascia and tendon of left index finger at forearm level, initial encounter	Billable
S56.122D	Laceration of flexor muscle, fascia and tendon of left index finger at forearm level, subsequent encounter	Billable
S56.122S	Laceration of flexor muscle, fascia and tendon of left index finger at forearm level, sequela	Billable
S56.123	Laceration of flexor muscle, fascia and tendon of right middle finger at forearm level	Category
S56.123A	Laceration of flexor muscle, fascia and tendon of right middle finger at forearm level, initial encounter	Billable
S56.123D	Laceration of flexor muscle, fascia and tendon of right middle finger at forearm level, subsequent encounter	Billable
S56.123S	Laceration of flexor muscle, fascia and tendon of right middle finger at forearm level, sequela	Billable
S56.124	Laceration of flexor muscle, fascia and tendon of left middle finger at forearm level	Category
S56.124A	Laceration of flexor muscle, fascia and tendon of left middle finger at forearm level, initial encounter	Billable
S56.124D	Laceration of flexor muscle, fascia and tendon of left middle finger at forearm level, subsequent encounter	Billable
S56.124S	Laceration of flexor muscle, fascia and tendon of left middle finger at forearm level, sequela	Billable
S56.125	Laceration of flexor muscle, fascia and tendon of right ring finger at forearm level	Category
S56.125A	Laceration of flexor muscle, fascia and tendon of right ring finger at forearm level, initial encounter	Billable
S56.125D	Laceration of flexor muscle, fascia and tendon of right ring finger at forearm level, subsequent encounter	Billable
S56.125S	Laceration of flexor muscle, fascia and tendon of right ring finger at forearm level, sequela	Billable
S56.126	Laceration of flexor muscle, fascia and tendon of left ring finger at forearm level	Category
S56.126A	Laceration of flexor muscle, fascia and tendon of left ring finger at forearm level, initial encounter	Billable
S56.126D	Laceration of flexor muscle, fascia and tendon of left ring finger at forearm level, subsequent encounter	Billable
S56.126S	Laceration of flexor muscle, fascia and tendon of left ring finger at forearm level, sequela	Billable
S56.127	Laceration of flexor muscle, fascia and tendon of right little finger at forearm level	Category
S56.127A	Laceration of flexor muscle, fascia and tendon of right little finger at forearm level, initial encounter	Billable
S56.127D	Laceration of flexor muscle, fascia and tendon of right little finger at forearm level, subsequent encounter	Billable
S56.127S	Laceration of flexor muscle, fascia and tendon of right little finger at forearm level, sequela	Billable
S56.128	Laceration of flexor muscle, fascia and tendon of left little finger at forearm level	Category
S56.128A	Laceration of flexor muscle, fascia and tendon of left little finger at forearm level, initial encounter	Billable

Use the complete reference

This reference does not reproduce the full tabular hierarchy, inclusion notes, Excludes1/2 notes, sequencing instructions, or seventh-character rules. Review the official tables and coding guidelines.

Open official CMS files

ICD-10-CM codes describe diagnoses. They do not have an independent Medicare PFS reimbursement amount, and billability alone does not establish coverage.