ICD-10-CM
ICD-10 code for Walking pneumonia: J15.7
The closest CDC title for "Walking pneumonia" is J15.7, Pneumonia due to Mycoplasma pneumoniae. J15.7 is a billable code.
Source: CDC ICD-10-CM FY2027 order file dated June 16, 2026. Publisher page
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Codes under J15, then other CDC titles that name pneumonia due to mycoplasma pneumoniae
A header groups codes and is not billed. A billable code is one you can report.
- J15Bacterial pneumonia, not elsewhere classifiedHeader
- J15.0Pneumonia due to Klebsiella pneumoniaeBillable
- J15.1Pneumonia due to PseudomonasBillable
- J15.2Pneumonia due to staphylococcusHeader
- J15.20Pneumonia due to staphylococcus, unspecifiedBillable
- J15.21Pneumonia due to staphylococcus aureusHeader
- J15.211Pneumonia due to Methicillin susceptible Staphylococcus aureusBillable
- J15.212Pneumonia due to Methicillin resistant Staphylococcus aureusBillable
- J15.29Pneumonia due to other staphylococcusBillable
- J15.3Pneumonia due to streptococcus, group BBillable
- J15.4Pneumonia due to other streptococciBillable
- J15.5Pneumonia due to Escherichia coliBillable
- J15.6Pneumonia due to other Gram-negative bacteriaHeader
- J15.61Pneumonia due to Acinetobacter baumanniiBillable
- J15.69Pneumonia due to other Gram-negative bacteriaBillable
- J15.7Pneumonia due to Mycoplasma pneumoniaeBillable
- J15.8Pneumonia due to other specified bacteriaBillable
- J15.9Unspecified bacterial pneumoniaBillable
Code first
The CDC tabular list says to report the code named here before this one.
From J15. A note on a category applies to every code under it.
Code first, if applicable, associated influenza (J09.X1, J10.0-, J11.0-)
Code also
The CDC tabular list says a second code may be needed with this one. The note does not set which is listed first.
From J15. A note on a category applies to every code under it.
Code also, if applicable, any associated condition such as:
Excludes1
Excludes1 means these codes are not reported together.
From J15. A note on a category applies to every code under it.
Related conditions
Related pages
- J15.7 code detailsNotes, nearby codes, CMS-HCC group
- Category J15Every code under it
- Chapter 10Diseases of the respiratory system
- ICD-10 codes by conditionA to Z
- Check a list of ICD-10 codes
- Denial code CO-11Diagnosis does not support the procedure
- Denial code CO-146Diagnosis invalid for the date of service
- HCPCS Level II code lookup
Questions
What is the ICD-10 code for Walking pneumonia?
The closest CDC title for "Walking pneumonia" is J15.7, Pneumonia due to Mycoplasma pneumoniae. J15.7 is a billable code.
Is J15.7 billable?
Yes. J15.7 is a billable code in the FY2027 ICD-10-CM file. Use a more specific code when the record documents one.
What documentation notes apply to J15.7?
The CDC tabular list gives 4 Excludes1 notes (not coded together) for J15.7 and the categories above it. They are listed on this page.
What chapter is J15.7 in?
Chapter 10. Diseases of the respiratory system.
When do ICD-10-CM codes change?
Every October 1, with the new fiscal year file. Some years add April 1 updates. This page uses the FY2027 file, effective October 1, 2026.