Juvenile arthritis, unspecified, knee

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:

M08.961 Juvenile arthritis, unspecified, right knee
M08.962 Juvenile arthritis, unspecified, left knee
M08.969 Juvenile arthritis, unspecified, unspecified knee

What has happened to this code

Every change the publisher made, from 2012 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.

FY2012 Added to the draft code set draft Juvenile arthritis, unspecified, knee

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 M08 Juvenile arthritis

Excludes1 - never coded here

arthropathy in Whipple's disease (M14.8)
Felty's syndrome (M05.0)
juvenile dermatomyositis (M33.0-)
psoriatic juvenile arthropathy (L40.54)

Code also

any associated underlying condition, such as:
regional enteritis [Crohn's disease] (K50.-)
ulcerative colitis (K51.-)

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.

Arthropyosis
Pyoarthrosis
Septic > joint
Abscess > joint
Arthropathy > juvenile
Pyemia, pyemic > joint
Pyarthritis, pyarthrosis
Arthritis, arthritic > septic
Arthritis, arthritic > purulent
Suppuration, suppurative > joint
Arthritis, arthritic > suppurative
Arthritis, arthritic > in > infection
Disease, diseased > joint > suppurative
Polyarthritis, polyarthropathy > infective
Arthritis, arthritic > in > coliform bacilli
Arthritis, arthritic > infectious or infective
Arthritis, arthritic > juvenile > knee

Codes in the same group

Code	Description	Status
M08.90	Juvenile arthritis, unspecified, unspecified site	Valid
M08.91	Juvenile arthritis, unspecified, shoulder	Not billable
M08.92	Juvenile arthritis, unspecified, elbow	Not billable
M08.93	Juvenile arthritis, unspecified, wrist	Not billable
M08.94	Juvenile arthritis, unspecified, hand	Not billable
M08.95	Juvenile arthritis, unspecified, hip	Not billable
M08.97	Juvenile arthritis, unspecified, ankle and foot	Not billable
M08.98	Juvenile arthritis, unspecified, vertebrae	Valid
M08.99	Juvenile arthritis, unspecified, multiple sites	Valid
M08.9A	Juvenile arthritis, unspecified, other specified site	Valid