ICD-10-CM
ICD-10 code for Neutropenia: D70.9
The ICD-10-CM index points "Neutropenia" to D70 (Neutropenia), a header that is not billable. When nothing more specific is documented, the billable code is D70.9, Neutropenia, unspecified.
Source: CDC ICD-10-CM FY2027 Alphabetic Index file dated June 16, 2026. Publisher page
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Index subterms
A header groups codes and is not billed. A billable code is one you can report.
- D70.0congenital (primary), Congenital agranulocytosisBillable
- D70.4cyclic, Cyclic neutropeniaBillable
- D70.1cytoreductive cancer chemotherapy sequela, Agranulocytosis secondary to cancer chemotherapyBillable
- D70.2drug-induced, Other drug-induced agranulocytosisBillable
- D70.3due to infection, Neutropenia due to infectionBillable
- D70.9fever, Neutropenia, unspecifiedBillable
- P61.5neonatal, transitory (isoimmune) (maternal transfer), Transient neonatal neutropeniaBillable
- D70.4periodic, Cyclic neutropeniaBillable
- D70.4secondary (cyclic) (periodic) (splenic), Cyclic neutropeniaBillable
- D70.8specified NEC, Other neutropeniaBillable
- D70.8toxic, Other neutropeniaBillable
More specific codes in D70
A header groups codes and is not billed. A billable code is one you can report.
- D70NeutropeniaHeader
- D70.0Congenital agranulocytosisBillable
- D70.1Agranulocytosis secondary to cancer chemotherapyBillable
- D70.2Other drug-induced agranulocytosisBillable
- D70.3Neutropenia due to infectionBillable
- D70.4Cyclic neutropeniaBillable
- D70.8Other neutropeniaBillable
- D70.9Neutropenia, unspecifiedBillable
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 D70. A note on a category applies to every code under it.
Code also, if applicable, mucositis (J34.81, K12.3-, K92.81, N76.81)
Use additional code
The CDC tabular list says to add the code named here after this one when it applies.
From D70. A note on a category applies to every code under it.
Use additional code for any associated:
Excludes1
Excludes1 means these codes are not reported together.
From D70. A note on a category applies to every code under it.
Related conditions
Related pages
- D70.9 code detailsNotes, nearby codes, CMS-HCC group
- Category D70Every code under it
- Chapter 3Diseases of the blood and blood-forming organs
- 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 Neutropenia?
The ICD-10-CM index points "Neutropenia" to D70 (Neutropenia), a header that is not billable. When nothing more specific is documented, the billable code is D70.9, Neutropenia, unspecified.
Is D70.9 billable?
Yes. D70.9 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 D70.9?
The CDC tabular list gives 2 Excludes1 notes (not coded together), 2 "use additional code" notes for D70.9 and the categories above it. They are listed on this page.
What chapter is D70.9 in?
Chapter 3. Diseases of the blood and blood-forming organs.
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.