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Alphabetic Index and Tabular path
HCC Buddy public API, FY2026 Apr updateSource load source requiredSource year 2026Updated 2026-04-01

Index trail

Gangrene

See Tabular List: I96

I96, Gangrene, not elsewhere classified

Selected code, source checked for the selected effective period

Commonly confused codes

official source

Not listed for this effective period.

Code details and official notes

I96

Gangrene, not elsewhere classified

Open the shareable code page for I96→
billableHCC mapped

Includes

official source
  • Gangrenous cellulitis

Excludes 1

official source
  • gangrene in atherosclerosis of native arteries of the extremities (I70.26)
  • gangrene in hernia (K40.1, K40.4, K41.1, K41.4, K42.1, K43.1-, K44.1, K45.1, K46.1)
  • gangrene in other peripheral vascular diseases (I73.-)
  • gangrene of certain specified sites - see Alphabetical Index
  • gas gangrene (A48.0)
  • pyoderma gangrenosum (L88)

Excludes 2

official source
  • gangrene in diabetes mellitus (E08-E13 with .52)

Code First

official source

Not listed for this effective period.

Use Additional

official source

Not listed for this effective period.

Code Also

official source

Not listed for this effective period.

7th character

official source

Not listed for this code in the selected Tabular payload.

Placeholder X

official source

Not listed for this code in the selected Tabular payload.

Laterality

official source

No laterality instruction is listed for this code in the selected Tabular payload.

Effective period

source required
  • FY2026 Apr update
  • Source year 2026
  • Updated 2026-04-01
  • HCC Buddy public API
HCC Buddy
HCC Buddy
Alphabetic Index and Tabular path
HCC Buddy public API, FY2026 Apr updateSource load source requiredSource year 2026Updated 2026-04-01

Index trail

Gangrene

See Tabular List: I96

I96, Gangrene, not elsewhere classified

Selected code, source checked for the selected effective period

Commonly confused codes

official source

Not listed for this effective period.

Code details and official notes

I96

Gangrene, not elsewhere classified

Open the shareable code page for I96→
billableHCC mapped

Includes

official source
  • Gangrenous cellulitis

Excludes 1

official source
  • gangrene in atherosclerosis of native arteries of the extremities (I70.26)
  • gangrene in hernia (K40.1, K40.4, K41.1, K41.4, K42.1, K43.1-, K44.1, K45.1, K46.1)
  • gangrene in other peripheral vascular diseases (I73.-)
  • gangrene of certain specified sites - see Alphabetical Index
  • gas gangrene (A48.0)
  • pyoderma gangrenosum (L88)

Excludes 2

official source
  • gangrene in diabetes mellitus (E08-E13 with .52)

Code First

official source

Not listed for this effective period.

Use Additional

official source

Not listed for this effective period.

Code Also

official source

Not listed for this effective period.

7th character

official source

Not listed for this code in the selected Tabular payload.

Placeholder X

official source

Not listed for this code in the selected Tabular payload.

Laterality

official source

No laterality instruction is listed for this code in the selected Tabular payload.

Effective period

source required
  • FY2026 Apr update
  • Source year 2026
  • Updated 2026-04-01
  • HCC Buddy public API
HCC Buddy Insights

HCC Mapping

HCC 263 Atherosclerosis of Arteries of the Extremities with Ulceration or Gangrene (V28)HCC 106 Atherosclerosis of the Extremities with Ulceration or Gangrene (V24)RxHCC source requiredHCC 106 Atherosclerosis of the Extremities with Ulceration or Gangrene (ESRD/PACE)HCC 153 HHS-HCC 153; HHS-HCC 2026 benefit year (HHS-HCC)

RAF Value

V28: RAF: 1.118V24: RAF: 1.488RxHCC RAF source requiredESRD/PACE: RAF: 0.358HHS-HCC: RAF: Varies by metal level

Model Period

FY2026 Apr update

Source

source required

Audit Caution

Close codes need documentation support before selection. Do not assume relationships.
Reviewed by the HCC Buddy Coding Team

HCC Buddy workflow band

HCC mapping, RAF, MEAT, source trail, and audit caution stay in view.

MEAT supportaudit cautionsource required

V28

HCC 263

Atherosclerosis of Arteries of the Extremities with Ulceration or Gangrene

RAF: 1.118

V24

HCC 106

Atherosclerosis of the Extremities with Ulceration or Gangrene

RAF: 1.488

ESRD/PACE

HCC 106

Atherosclerosis of the Extremities with Ulceration or Gangrene

RAF: 0.358

HHS-HCC

HCC 153

HHS-HCC 153; HHS-HCC 2026 benefit year

RAF: Varies by metal level

MEAT checklist

Reviewed by the HCC Buddy Coding Team

Monitor, Evaluate, Assess, or Treat must be supported in the provider note.

HCC Buddy guidance, not official ICD-10-CM text.

Audit caution

Reviewed by the HCC Buddy Coding Team

Close codes need documentation support before selection. Do not assume relationships.

HCC Buddy guidance, not official ICD-10-CM text.

Reviewer sign-off

Reviewed by the HCC Buddy Coding Team

MEAT, documentation support, audit cautions, and close-code guidance are reviewed and approved for this effective period.

HCC Buddy enrichment is separate from official source text.

Last updated: April 1, 2026 · Not a substitute for official coding guidelines. No PHI or patient data.
HCC Buddy Code Card
FY 2026 Apr update
I96Billable

Gangrene, not elsewhere classified

CMS-HCC V28

HCC 263

RAF 1.118

CMS-HCC V24

HCC 106

RAF 1.488

ESRD/PACE

HCC 106

RAF 0.358

Reviewed by the HCC Buddy Coding TeamFY2026 Apr update

Code

I96

V28 HCC

HCC 263

RAF

1.118

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