S91.152A

Open bite of left great toe without damage to nail, initial encounter

Billable code

This code does not map to a risk-adjusting HCC in the loaded models.

Coding notes

Excludes 1 never coded together · Excludes 2 may co-exist

Inherited from S91.15Open bite of toe without damage to nail
Excludes 1

superficial bite of toe (S90.46-, S90.47-)

Synonyms

Bite of toe NOS

Inherited from S91Open wound of ankle, foot and toes
Excludes 1

open fracture of ankle, foot and toes (S92.-with 7th character B) traumatic amputation of ankle and foot (S98.-)

Code also

any associated wound infection

7th character

The appropriate 7th character is to be added to each code from category S91

Valid 7th characters and their meanings
CharacterMeaning
Ainitial encounter
Dsubsequent encounter
Ssequela
Inherited from S90-S99Injuries to the ankle and foot
Excludes 2

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

Inherited from chapter 19Injury, poisoning and certain other consequences of external causes
Excludes 2

birth trauma (P10-P15) obstetric trauma (O70-O71)

Use additional

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

Note

Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code The chapter uses the S-section for coding different types of injuries related to single body regions and the T-section to cover injuries to unspecified body regions as well as poisoning and certain other consequences of external causes. (T07-T88) Injury, poisoning and certain other consequences of external causes (T07-T88) (T20-T32) Burns and corrosions (T20-T32) Includes: burns (thermal) from electrical heating appliances burns (thermal) from electricity burns (thermal) from flame burns (thermal) from friction burns (thermal) from hot air and hot gases burns (thermal) from hot objects burns (thermal) from lightning burns (thermal) from radiation chemical burn [corrosion] (external) (internal) scalds Excludes2: erythema [dermatitis] ab igne (L59.0) radiation-related disorders of the skin and subcutaneous tissue (L55-L59) sunburn (L55.-)

Official Guidelines for S91.152A

FY 2026 ›
I.C.19Chapter-specific guidanceChapter 19: Injury, poisoning, and certain other consequences of external causes (S00-T88)

Subsections

Sections that reference S91.152A

Sections whose FY 2026 text names S91.152A, its S91 category, or a range containing it — the chapter guidance above is the authoritative source.