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Home/Diagnosis/ICD-10 Coding for Retrospective Study Medicine

ICD-10 Coding for Retrospective Study Medicine

U07.1
A04.71

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

Also Known as:
Retrospective Chart Review
Historical Medical Study
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Key Information: ICD-10 Coding for Retrospective Study Medicine

Essential facts and insights about ICD-10 Coding for Retrospective Study Medicine

Use ICD-10 code U07.1 for covid-19, virus identified, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

COVID-19, virus identified

Billable Code
U07.1
Billable

Diagnostic Criteria

  • • Confirmed positive PCR test for COVID-19

Applicable To

  • • Confirmed COVID-19 cases

Important Notes

  • • Ensure lab confirmation before coding as U07.1.

Enterocolitis due to Clostridium difficile, recurrent

Billable Code
A04.71
Billable

Diagnostic Criteria

  • • Recurrence within 8 weeks of initial infection
  • • Positive stool toxin assay

Applicable To

  • • Recurrent C. difficile infection

Important Notes

  • • Document recurrence timeline and treatment.
Ancillary Codes

Additional codes that may be used with this diagnosis

Z20.828

Contact with and (suspected) exposure to other viral communicable diseases

Use for exposure without confirmed diagnosis.

Frequently Asked Questions

What is the ICD-10 code for confirmed COVID-19 in retrospective studies?

The ICD-10 code for confirmed COVID-19 in retrospective studies is U07.1, used when lab confirmation is available.

How do you code recurrent C. difficile infections?

Recurrent C. difficile infections are coded as A04.71 when recurrence occurs within 8 weeks of the initial infection.

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