ICD-10-CM › S00-T88 › S40-S49 › S40.8 Other superficial injuries of upper arm › S40.84
External constriction of upper arm
Not billableICD-10-CM diagnosis code.
This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.
Submit one of these 3 more specific codes instead:
- S40.841 External constriction of right upper arm (also a header)
- S40.842 External constriction of left upper arm (also a header)
- S40.849 External constriction of unspecified upper arm (also a header)
This code requires a seventh character. See the rule below.
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 External constriction of upper arm
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 S40 Superficial injury of shoulder and upper arm
Seventh character required
- The appropriate 7th character is to be added to each code from category S40
Inherited from the S40-S49 section Injuries to the shoulder and upper arm (S40-S49)
Excludes2 - not included here
- burns and corrosions (T20-T32)
- frostbite (T33-T34)
- injuries of elbow (S50-S59)
- insect bite or sting, venomous (T63.4)
Includes
- injuries of axilla
- injuries of scapular region
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.
- Tourniquet syndrome
- Syndrome > tourniquet
- Hair > tourniquet syndrome
- Injury > arm > superficial
- Syndrome > hair tourniquet
- Constriction > external > axilla
- Injury > superficial NEC > axilla
- Injury > superficial NEC > external constriction
- Injury > superficial NEC > arm > external constriction
- Constriction > external > arm
Codes in the same group
| Code | Description | Status |
|---|---|---|
| S40.81 | Abrasion of upper arm | Not billable |
| S40.82 | Blister (nonthermal) of upper arm | Not billable |
| S40.85 | Superficial foreign body of upper arm | Not billable |
| S40.86 | Insect bite (nonvenomous) of upper arm | Not billable |
| S40.87 | Other superficial bite of upper arm | Not billable |