AutoICD API

S90.44

Non-billable

External constriction of toe

External constriction of toe

This is a header/category code. For billing purposes, use a more specific child code from the list below.

Status

Non-billable / Header

Block

S90-S99

Parent Code

S90.4

Child Codes

6

Coding Notes

Inclusion Terms

Alternative clinical terms for this condition

  • Hair tourniquet syndrome of toe

Excludes 1

Codes that cannot be used together with this code (mutual exclusion)

Excludes 2

Conditions not included here, but the patient may have both

  • burns and corrosions (T20-T32)
  • fracture of ankle and malleolus (S82.-)
  • frostbite (T33-T34)
  • insect bite or sting, venomous (T63.4)

Use Additional Code

Additional codes that should follow this code

  • code to identify any retained foreign body, if applicable (Z18.-)

Child Codes (6)

S90.441

External constriction, right great toe

S90.442

External constriction, left great toe

S90.443

External constriction, unspecified great toe

S90.444

External constriction, right lesser toe(s)

S90.445

External constriction, left lesser toe(s)

S90.446

External constriction, unspecified lesser toe(s)

Also Known As / Clinical Terms

UMLS

Frequently Asked Questions

What is the ICD-10 code for external constriction of toe?

The ICD-10-CM code for external constriction of toe is S90.44. The full clinical description is "External constriction of toe". S90.44 is a non-billable header code. Use a more specific child code for billing purposes.

What does ICD-10 code S90.44 mean?

ICD-10-CM code S90.44 represents "External constriction of toe". It is classified under Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes and is a non-billable header code. Use a more specific child code for billing purposes.

Is S90.44 a billable code?

No, S90.44 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 6 child codes under S90.44.

What chapter is S90.44 in?

S90.44 is in Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (codes S00-T88).

What codes cannot be used with S90.44?

S90.44 has Excludes1 notes indicating codes that cannot be used together with it, including: birth trauma (P10-P15); obstetric trauma (O70-O71).

What are the subcategories under S90.44?

S90.44 has 6 child codes, including: S90.441 (External constriction, right great toe), S90.442 (External constriction, left great toe), S90.443 (External constriction, unspecified great toe), S90.444 (External constriction, right lesser toe(s)), and 2 more.

Are additional codes required with S90.44?

Yes, when using S90.44 you should also code: code to identify any retained foreign body, if applicable (Z18.-).

What are the UMLS CUIs for S90.44?

S90.44 is linked to 2 UMLS Concept Unique Identifiers: C2866184, C2866183. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.