ICD-10-CM Codes > F20-F29 > F28

Other psychotic disorder not due to a substance or known physiological condition
2025 ICD-10-CM DIAGNOSIS CODE F28

Code Attributes

  • Billable/Specific Code


Applicable To

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


Approximate Synonyms

  • Persistent auditory hallucinations

Codes


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

ICD-10 Code F28 is classified under the broader category of schizophrenia, schizotypal, delusional, and other non-mood psychotic disorders. Specifically, F28 stands for "other specified non-mood psychotic disorder." This code is used by mental health professionals to diagnose and document a psychotic disorder that does not fit the criteria for other established categories within the ICD-10 framework. It's incredibly important for billing and coding purposes within the mental health sector.


1. Insurance claims

Accurate coding is of the utmost importance when it comes to insurance claim submissions and reimbursements. Using the specific F28 code confirms that the insurance providers understand the diagnosis, which can simplify the approval process for coverage of the therapy sessions provided.


2. Clinical documentation

Maintaining precise and comprehensive clinical documentation is vital. Including the correct ICD-10 code in a patient's record supports the clinical rationale for the chosen treatment approach and facilitates continuity of care.


3. Billing practices

For billing purposes, the ICD-10 code needs to align with the CPT (Current Procedural Terminology) codes that correspond to the therapeutic services provided. Alignment between them is essential for accurate and efficient billing processes, and it can significantly cut down on delays or denials from insurance companies.


4. Data reporting 

Using specific ICD-10 codes like F28 allows for more accurate data collection and reporting. This data is crucial for mental health practitioners to track outcomes, identify patterns, and make informed decisions about treatment strategies.


Remember, while the ICD-10 codes are standardized, each insurance payer may have specific requirements or guidelines for claim submissions. Always verify these details with the payer to ensure compliance and to facilitate reimbursement.


Sources


  • "F28 - Other psychotic disorder not due to a substance or known physiological condition". National Cancer Institute EVS Explore. National Cancer Institute, n.d., https://evsexplore.semantics.cancer.gov/evsexplore/concept/icd10cm/F28. Accessed 27 Jan 2025.
  • "2025 ICD-10-CM Diagnosis Code F28: Other psychotic disorder not due to a substance or known physiological condition". ICD10Data. ICD10Data, n.d., https://www.icd10data.com/ICD10CM/Codes/F01-F99/F20-F29/F28-/F28. Accessed 27 Jan 2025.

F25F29

Everything you need in one EHR