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Home/Diagnosis/ICD-10 Coding for Unspecified Asthma

ICD-10 Coding for Unspecified Asthma

J45.909

Complete ICD-10-CM coding and documentation guide for icd-10 coding for unspecified asthma includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Asthma NOS
Asthma, unspecified
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Key Information: ICD-10 Coding for Unspecified Asthma

Essential facts and insights about ICD-10 Coding for Unspecified Asthma

Use ICD-10 code J45.909 for unspecified asthma, uncomplicated, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Unspecified asthma, uncomplicated

Billable Code
J45.909
Billable

Diagnostic Criteria

clinical:
  • • No documented severity or complications
documentation:
  • • Lack of detailed asthma severity or type

Applicable To

  • • Asthma NOS

Important Notes

  • • Ensure documentation specifies why severity cannot be determined.
Ancillary Codes

Additional codes that may be used with this diagnosis

Z77.22

Contact with and (suspected) exposure to environmental tobacco smoke (acute) (chronic)

Use if environmental triggers are documented.

Frequently Asked Questions

When should ICD-10 code J45.909 be used?

ICD-10 code J45.909 is used for unspecified asthma when there is insufficient documentation to specify the type or severity of asthma.

What are the documentation requirements for J45.909?

Document asthma severity, control status, and treatment plan to ensure accurate coding and reimbursement.

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