MedCodeSearch
ICD-10-CM Current in FY 2027

S82.399N

Other fracture of lower end of unspecified tibia, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion

Release
FY 2027
Effective
Official source (opens in a new tab)

Hierarchy

Where S82.399N sits in the official hierarchy. Each level is the code it is classified under.

  1. S82 Fracture of lower leg, including ankle
  2. S82.3 Fracture of lower end of tibia
  3. S82.39 Other fracture of lower end of tibia
  4. S82.399 Parent Other fracture of lower end of unspecified tibia
  5. S82.399N This code Other fracture of lower end of unspecified tibia, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion

Official Coding Notes

Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.

Includes

fracture of malleolus

Inherited from S82 — Fracture of lower leg, including ankle

Excludes1

bimalleolar fracture of lower leg ( S82.84- )

Inherited from S82.3 — Fracture of lower end of tibia

Excludes1

fracture of medial malleolus alone ( S82.5- )

Inherited from S82.3 — Fracture of lower end of tibia

Excludes1

Maisonneuve's fracture ( S82.86- )

Inherited from S82.3 — Fracture of lower end of tibia

Excludes1

pilon fracture of distal tibia ( S82.87- )

Inherited from S82.3 — Fracture of lower end of tibia

Excludes1

trimalleolar fractures of lower leg ( S82.85- )

Inherited from S82.3 — Fracture of lower end of tibia

Excludes1

traumatic amputation of lower leg ( S88 .-)

Inherited from S82 — Fracture of lower leg, including ankle

Excludes2

fracture of foot, except ankle ( S92 .-)

Inherited from S82 — Fracture of lower leg, including ankle

Excludes2

periprosthetic fracture around internal prosthetic ankle joint ( M97.2 )

Inherited from S82 — Fracture of lower leg, including ankle

Excludes2

periprosthetic fracture around internal prosthetic implant of knee joint ( M97.1- )

Inherited from S82 — Fracture of lower leg, including ankle

7th Character

The appropriate 7th character is to be added to all codes from category S82

Inherited from S82 — Fracture of lower leg, including ankle

7th Character

A - initial encounter for closed fracture

Inherited from S82 — Fracture of lower leg, including ankle

7th Character

B - initial encounter for open fracture type I or II

Inherited from S82 — Fracture of lower leg, including ankle

7th Character

C - initial encounter for open fracture type IIIA, IIIB, or IIIC

Inherited from S82 — Fracture of lower leg, including ankle

7th Character

D - subsequent encounter for closed fracture with routine healing

Inherited from S82 — Fracture of lower leg, including ankle

7th Character

E - subsequent encounter for open fracture type I or II with routine healing

Inherited from S82 — Fracture of lower leg, including ankle

7th Character

F - subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healing

Inherited from S82 — Fracture of lower leg, including ankle

7th Character

G - subsequent encounter for closed fracture with delayed healing

Inherited from S82 — Fracture of lower leg, including ankle

7th Character

H - subsequent encounter for open fracture type I or II with delayed healing

Inherited from S82 — Fracture of lower leg, including ankle

7th Character

J - subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healing

Inherited from S82 — Fracture of lower leg, including ankle

7th Character

K - subsequent encounter for closed fracture with nonunion

Inherited from S82 — Fracture of lower leg, including ankle

7th Character

M - subsequent encounter for open fracture type I or II with nonunion

Inherited from S82 — Fracture of lower leg, including ankle

7th Character

N - subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion

Inherited from S82 — Fracture of lower leg, including ankle

7th Character

P - subsequent encounter for closed fracture with malunion

Inherited from S82 — Fracture of lower leg, including ankle

7th Character

Q - subsequent encounter for open fracture type I or II with malunion

Inherited from S82 — Fracture of lower leg, including ankle

7th Character

R - subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunion

Inherited from S82 — Fracture of lower leg, including ankle

7th Character

S - sequela

Inherited from S82 — Fracture of lower leg, including ankle

Version History

How S82.399N appears in each release imported from the official files, newest first.

  1. FY 2027 Effective

    Current

    Other fracture of lower end of unspecified tibia, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion

  2. FY 2026 Effective

    Unchanged

    Other fracture of lower end of unspecified tibia, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion

Related Codes

Other codes under S82.399

Data Source

Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.

Release
FY 2027
Effective
Source file
icd10cm-code-descriptions-2027.zip

Official ICD-10-CM source files (opens in a new tab)

MedCodeSearch is an independent reference service and is not affiliated with CMS, CDC, or the U.S. government.

Look up another code

Search ICD-10-CM, ICD-10-PCS and HCPCS Level II by code or description.