Unspecified subluxation of left thumb

Not billableICD-10-CM diagnosis code.

This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.

A category header for its whole life, FY2016 onwards. It has never been valid for submission on its own.

Submit one of these 3 more specific codes instead:

S63.102A Unspecified subluxation of left thumb, initial encounter
S63.102D Unspecified subluxation of left thumb, subsequent encounter
S63.102S Unspecified subluxation of left thumb, sequela

This code requires a seventh character. See the rule below.

What has happened to this code

Every change the publisher made, from 2014 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.

FY2014 Added to the draft code set draft Unspecified subluxation of left thumb

Official coding rules

Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.

Inherited from S63 Dislocation and sprain of joints and ligaments at wrist and hand level

Seventh character required

The appropriate 7th character is to be added to each code from category S63

Excludes2 - not included here

strain of muscle, fascia and tendon of wrist and hand (S66.-)

Code also

any associated open wound

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
traumatic rupture of joint or ligament at wrist and hand level
traumatic subluxation of joint or ligament at wrist and hand level
traumatic tear of joint or ligament at wrist and hand level

Inherited from the S60-S69 section Injuries to the wrist, hand and fingers (S60-S69)

Excludes2 - not included here

burns and corrosions (T20-T32)
frostbite (T33-T34)
insect bite or sting, venomous (T63.4)

How CDC's index refers to this code

Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.

Change > joint
Baseball finger
Mushrooming hip
Change > hip joint
Dislocation > partial
Derangement > shoulder
Dislocation > incomplete
Dislocation > finger > thumb
Injury > thumb > dislocation
Injury > finger > dislocation
Disorder > joint > derangement
Dislocation > vertebra > partial
Dislocation > metacarpal > distal end
Dislocation > phalanx > finger or hand
Dislocation > thumb

Codes in the same group

Code	Description	Status
S63.101	Unspecified subluxation of right thumb	Not billable
S63.103	Unspecified subluxation of unspecified thumb	Not billable
S63.104	Unspecified dislocation of right thumb	Not billable
S63.105	Unspecified dislocation of left thumb	Not billable
S63.106	Unspecified dislocation of unspecified thumb	Not billable