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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

Other psychotic disorder not due to a substance or known physiological condition

See Tabular List: F28

F28, Other psychotic disorder not due to a substance or known physiological condition

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

F28

Other psychotic disorder not due to a substance or known physiological condition

Open the shareable code page for F28→
billableHCC mapped

Includes

official source
  • Chronic hallucinatory psychosis
  • Other specified schizophrenia spectrum and other psychotic disorder

Excludes 1

official source

No Excludes 1 note is listed in this source payload.

Excludes 2

official source

No Excludes 2 note is listed in this source payload.

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

Other psychotic disorder not due to a substance or known physiological condition

See Tabular List: F28

F28, Other psychotic disorder not due to a substance or known physiological condition

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

F28

Other psychotic disorder not due to a substance or known physiological condition

Open the shareable code page for F28→
billableHCC mapped

Includes

official source
  • Chronic hallucinatory psychosis
  • Other specified schizophrenia spectrum and other psychotic disorder

Excludes 1

official source

No Excludes 1 note is listed in this source payload.

Excludes 2

official source

No Excludes 2 note is listed in this source payload.

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 152 Psychosis, Except Schizophrenia (V28)HCC 58 Reactive and Unspecified Psychosis (V24)HCC 130 Schizophrenia (RxHCC)HCC 58 Reactive and Unspecified Psychosis (ESRD/PACE)HCC 87.2 HHS-HCC 87.2; HHS-HCC 2026 benefit year (HHS-HCC)

RAF Value

V28: RAF: 0.484V24: RAF: 0.393RxHCC: RAF: 0.240ESRD/PACE: RAF: 0.111HHS-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 152

Psychosis, Except Schizophrenia

RAF: 0.484

V24

HCC 58

Reactive and Unspecified Psychosis

RAF: 0.393

RxHCC

RxHCC 130

Schizophrenia

RAF: 0.240

ESRD/PACE

HCC 58

Reactive and Unspecified Psychosis

RAF: 0.111

HHS-HCC

HCC 87.2

HHS-HCC 87.2; 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
F28Billable

Other psychotic disorder not due to a substance or known physiological condition

CMS-HCC V28

HCC 152

RAF 0.484

CMS-HCC V24

HCC 58

RAF 0.393

RxHCC

RxHCC 130

RAF 0.240

Reviewed by the HCC Buddy Coding TeamFY2026 Apr update

Code

F28

V28 HCC

HCC 152

RAF

0.484

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