S83.8X9D – Sprain of other specified parts of unspecified knee, subsequent encounter

ICD-10-CM 2027 diagnosis code · Injuries to the knee and lower leg

Billable code

ICD-10-CM code S83.8X9D

Code: S83.8X9D (claims format: S838X9D)
Description: Sprain of other specified parts of unspecified knee, subsequent encounter
Short description: Sprain of oth parts of unspecified knee, subs encntr
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 19. Injury, poisoning and certain other consequences of external causes (S00-T88)
Block: S80-S89 Injuries to the knee and lower leg
Parent codes: S83 › S83.8 › S83.8X › S83.8X9

7th character values

Codes in this category need a 7th character to describe the encounter or episode of care.

Character	Meaning
`A`	initial encounter
`D`	subsequent encounter
`S`	sequela

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

S83 – Dislocation and sprain of joints and ligaments of knee

Includes:

avulsion of joint or ligament of knee
laceration of cartilage, joint or ligament of knee
sprain of cartilage, joint or ligament of knee
traumatic hemarthrosis of joint or ligament of knee
traumatic rupture of joint or ligament of knee
traumatic subluxation of joint or ligament of knee
traumatic tear of joint or ligament of knee

Excludes2 (not included here):

derangement of patella (M22.0-M22.3)
injury of patellar ligament (tendon) (S76.1-)
internal derangement of knee (M23.-)
old dislocation of knee (M24.36)
pathological dislocation of knee (M24.36)
recurrent dislocation of knee (M22.0)
strain of muscle, fascia and tendon of lower leg (S86.-)

Code also:

any associated open wound

7th character note:

The appropriate 7th character is to be added to each code from category S83

Block S80-S89

Excludes2 (not included here):

burns and corrosions (T20-T32)
frostbite (T33-T34)
injuries of ankle and foot, except fracture of ankle and malleolus (S90-S99)
insect bite or sting, venomous (T63.4)

Related codes in S83.8X9

Frequently asked questions

What is ICD-10 code S83.8X9D?

S83.8X9D is the ICD-10-CM code for sprain of other specified parts of unspecified knee, subsequent encounter, in the block S80-S89 (Injuries to the knee and lower leg).

Is S83.8X9D a billable code?

Yes. S83.8X9D is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does S83.8X9D belong to?

It belongs to category S83 – Dislocation and sprain of joints and ligaments of knee.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.