ICD-10 F20.89
Billable / Specific HCC v28: 57 CCOther schizophrenia
About ICD-10-CM F20.89
ICD-10-CM code F20.89 represents Other schizophrenia. This is a billable/specific code in the Mental, Behavioral, and Neurodevelopmental chapter (block F20). The 2026 edition of ICD-10-CM F20.89 became effective on October 1, 2025.
Coding Tips for F20.89
Specialist guidance from the PayerReady Medical Coding Team. Specificity warnings, HCC capture rules, sequencing notes.
F20.89 is a CMS-HCC v28 risk-adjustment code (category 57). To count for the patient Risk Adjustment Factor (RAF), document the diagnosis with MEAT language each calendar year: Monitored, Evaluated, Assessed, Treated. A diagnosis on the problem list alone does not satisfy CMS RADV audit standards. Include the diagnosis in the assessment with current status and current treatment plan.
F20.89 is designated CC for MS-DRG grouping. On inpatient claims, this code can shift the DRG to the with-CC variant when documented as a present-on-admission secondary diagnosis. Hospital CDI programs flag CC opportunities during chart review. Failure to capture this code may leave 30 to 80 percent of the inpatient stay revenue unrealized.
Inclusion Terms / Approximate Synonyms
Clinical terms and conditions classified under F20.89. Per CMS ICD-10-CM Tabular 2026.
- Cenesthopathic schizophrenia
- Simple schizophrenia
Medicare Advantage HCC Impact
Capture this diagnosis annually for accurate risk adjustment. Missed HCC captures are the #1 revenue leak in Medicare Advantage risk programs.
Inpatient DRG Impact, CC
codes Other schizophrenia. As a Complication/Comorbidity (CC), this contributes to DRG severity adjustment when documented alongside the principal diagnosis.
Medicare LCD Coverage for F20.89
Local Coverage Determinations (LCDs) from CMS MACs that list F20.89 as a covered diagnosis.
Showing top 10 of 578 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing F20.89.
5 Medicare
CPT Codes Commonly Billed with F20.89
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
- 0034U CMS LCD: Billing and Coding: MolDX: Pharmacogenomics Testing CMS LCD
- 0074U CMS LCD: Billing and Coding: MolDX: Pharmacogenomics Testing CMS LCD
- 81232 CMS LCD: Billing and Coding: MolDX: Pharmacogenomics Testing CMS LCD
- 81401 CMS LCD: Billing and Coding: MolDX: Pharmacogenomics Testing CMS LCD
- 0030U CMS LCD: Billing and Coding: MolDX: Pharmacogenomics Testing CMS LCD
- 81350 CMS LCD: Billing and Coding: MolDX: Pharmacogenomics Testing CMS LCD
- 0071U CMS LCD: Billing and Coding: MolDX: Pharmacogenomics Testing CMS LCD
- 81406 CMS LCD: Billing and Coding: MolDX: Pharmacogenomics Testing CMS LCD
- 0076U CMS LCD: Billing and Coding: MolDX: Pharmacogenomics Testing CMS LCD
- 81328 CMS LCD: Billing and Coding: MolDX: Pharmacogenomics Testing CMS LCD
Convert F20.89 to ICD-9-CM
Per CMS General Equivalence Mappings (GEMs), useful for legacy data review and historical claim analysis.
| ICD-10 | ICD-9 | Mapping Flags |
|---|---|---|
| F20.89 | 29580 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To F20.89
Other codes in section F20-F29 (Schizophrenia, schizotypal, delusional, and other non-mood psychotic disorders).
ICD-10 F20.89, Billing FAQ
Is ICD-10 code F20.89 billable? +
Yes, F20.89 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What other names or terms map to F20.89? +
ICD-10 F20.89 includes: Cenesthopathic schizophrenia; Simple schizophrenia.
Does F20.89 affect Medicare Advantage HCC risk adjustment? +
Yes. F20.89 maps to CMS-HCC v28 category 57. Capture this diagnosis annually for accurate Medicare Advantage risk score.
Is F20.89 a CC or MCC for inpatient DRG? +
Yes, this code is designated as CC. Documenting as a secondary diagnosis on inpatient claims can shift the DRG to a higher-weighted category.
What CPT codes are commonly billed with F20.89? +
Procedures frequently paired with F20.89 include: 0034U, 0074U, 81232, 81401, 0030U.
What ICD-9 codes does F20.89 map to? +
Per CMS GEMs, F20.89 maps to ICD-9 codes: 29580. Useful for legacy data review and historical claim analysis.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on May 31, 2026.
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