ICD-10-CM · FY 2026 APRIL UPDATE

S56.11

Strain 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
S56.111	Strain of flexor muscle, fascia and tendon of right index finger at forearm level	Category
S56.111A	Strain of flexor muscle, fascia and tendon of right index finger at forearm level, initial encounter	Billable
S56.111D	Strain of flexor muscle, fascia and tendon of right index finger at forearm level, subsequent encounter	Billable
S56.111S	Strain of flexor muscle, fascia and tendon of right index finger at forearm level, sequela	Billable
S56.112	Strain of flexor muscle, fascia and tendon of left index finger at forearm level	Category
S56.112A	Strain of flexor muscle, fascia and tendon of left index finger at forearm level, initial encounter	Billable
S56.112D	Strain of flexor muscle, fascia and tendon of left index finger at forearm level, subsequent encounter	Billable
S56.112S	Strain of flexor muscle, fascia and tendon of left index finger at forearm level, sequela	Billable
S56.113	Strain of flexor muscle, fascia and tendon of right middle finger at forearm level	Category
S56.113A	Strain of flexor muscle, fascia and tendon of right middle finger at forearm level, initial encounter	Billable
S56.113D	Strain of flexor muscle, fascia and tendon of right middle finger at forearm level, subsequent encounter	Billable
S56.113S	Strain of flexor muscle, fascia and tendon of right middle finger at forearm level, sequela	Billable
S56.114	Strain of flexor muscle, fascia and tendon of left middle finger at forearm level	Category
S56.114A	Strain of flexor muscle, fascia and tendon of left middle finger at forearm level, initial encounter	Billable
S56.114D	Strain of flexor muscle, fascia and tendon of left middle finger at forearm level, subsequent encounter	Billable
S56.114S	Strain of flexor muscle, fascia and tendon of left middle finger at forearm level, sequela	Billable
S56.115	Strain of flexor muscle, fascia and tendon of right ring finger at forearm level	Category
S56.115A	Strain of flexor muscle, fascia and tendon of right ring finger at forearm level, initial encounter	Billable
S56.115D	Strain of flexor muscle, fascia and tendon of right ring finger at forearm level, subsequent encounter	Billable
S56.115S	Strain of flexor muscle, fascia and tendon of right ring finger at forearm level, sequela	Billable
S56.116	Strain of flexor muscle, fascia and tendon of left ring finger at forearm level	Category
S56.116A	Strain of flexor muscle, fascia and tendon of left ring finger at forearm level, initial encounter	Billable
S56.116D	Strain of flexor muscle, fascia and tendon of left ring finger at forearm level, subsequent encounter	Billable
S56.116S	Strain of flexor muscle, fascia and tendon of left ring finger at forearm level, sequela	Billable
S56.117	Strain of flexor muscle, fascia and tendon of right little finger at forearm level	Category
S56.117A	Strain of flexor muscle, fascia and tendon of right little finger at forearm level, initial encounter	Billable
S56.117D	Strain of flexor muscle, fascia and tendon of right little finger at forearm level, subsequent encounter	Billable
S56.117S	Strain of flexor muscle, fascia and tendon of right little finger at forearm level, sequela	Billable
S56.118	Strain of flexor muscle, fascia and tendon of left little finger at forearm level	Category
S56.118A	Strain 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.