ICD-10-CM Codes > F20-F29 > F24

Shared psychotic disorder
2025 ICD-10-CM DIAGNOSIS CODE F24

Code Attributes

  • Billable/Specific Code


Applicable To

  • Folie à deux
  • Induced paranoid disorder
  • Induced psychotic disorder


Approximate Synonyms

  • Induced psychotic disorder
  • Psychotic disorder, induced


Clinical Information

  • A condition in which closely related persons, usually in the same family, share the same delusions.
  • A disorder in which a delusion develops in an individual in the context of close relationship with another person who already has that established delusion, most likely as the consequence of schizophrenia or delusional disorder.

Codes


  • F24 Shared psychotic disorder

ICD-10 Code F24 pertains to a diagnosis of shared psychotic disorder, also known as folie à deux. This diagnosis is characterized by the sharing of delusional beliefs by one individual to another, usually within very close relationships where one person is dominant and the other is passive to the influence. The condition is relatively rare and involves the transfer of delusional beliefs from one person (the "inducer" or "primary" case) to another person (the "acceptor" or "secondary" case) who was not previously delusional.


Understanding the context of ICD-10 Code F24 allows for accurate diagnosis, billing, and insurance claim submissions. Here are key points to consider when dealing with ICD-10 Code F24:


1. Diagnosis and documentation 

Accurately diagnosing and documenting shared psychotic disorder is essential. Make sure to thoroughly document the patient's symptoms, the relationship between the involved individuals, and how the diagnosis was determined. This documentation is crucial for justifying the use of ICD-10 Code F24 in billing and insurance claims.


2. Billing and coding

When billing for services provided to a patient diagnosed with shared psychotic disorder, use ICD-10 Code F24. This code should be entered into the client's file and used in the billing section when creating invoices or submitting insurance claims. Entering the correct code confirms that insurance providers can process claims efficiently. It also minimizes the risk of claim denials due to coding errors.


3. Insurance claims

When filing insurance claims, make sure you've got the ICD-10 Code F24 properly included, with all your paperwork backing up that diagnosis. Keep in mind that many insurance companies are particular about mental health documentation—especially for something like shared psychotic disorder, which they don't see every day. Have your progress notes, treatment plans, and other supporting documents ready to go so that youprepared’re  if the insurer asks for them. Being prepared can save you headaches and payment delays down the road.

4. Awareness of coverage limitations

It's important to be aware that some insurance plans may have limitations on coverage for certain mental health conditions or treatments. Before starting treatment, verify the patient's coverage details to confirm that services related to F24 are covered. This can help prevent unexpected costs for your clients and reduce the risk of unpaid claims.


5. Continuing education

Given the complexity and rarity of conditions like shared psychotic disorder, continuous education on mental health diagnoses and their treatment is vital. Professional organizations, peer-reviewed journals, and specialized continuing education courses offer valuable resources to help clinicians stay informed about best practices in diagnosing, treating, and billing for various mental health conditions. Maintaining membership in relevant professional associations and regularly participating in clinical workshops can provide access to updated diagnostic guidelines, treatment recommendations, and coding advice specifically tailored to challenging conditions.


Sources


  • "ICD-10-CM". NIH - NCI Term Browser. National Cancer Institute, n.d., https://ncit.cancer.gov/ncitbrowser/ConceptReport.jsp?dictionary=ICD-10-CM&version=2024&code=F24. Accessed 27 Jan 2025.
  • "2025 ICD-10-CM Diagnosis Code F24: Shared psychotic disorder". ICD10Data. ICD10Data, n.d., https://www.icd10data.com/ICD10CM/Codes/F01-F99/F20-F29/F24-/F24. Accessed 27 Jan 2025.
  • "MeSH Browser". NIH National Library Of Medicine. National Institute Of Health, n.d., https://meshb.nlm.nih.gov/record/ui?ui=D012753. Accessed 27 Jan 2025.
  • "NCI Metathesaurus". NCI metathesaurus. National Cancer Institute, n.d., https://ncimeta.nci.nih.gov/ncimbrowser/ConceptReport.jsp?dictionary=NCI%20Metathesaurus&code=C0036939. Accessed 27 Jan 2025.

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