P39 vs R75
P39 (Other infections specific to the perinatal period) compared with R75 (Inconclusive laboratory evidence of human immunodeficiency virus [HIV]), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).
Can these codes be reported together?
Yes, when both are documented. P39 carries an Excludes2 note covering R75: “laboratory evidence of human immunodeficiency virus [HIV] (R75)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| P39Other infections specific to the perinatal period | R75Inconclusive laboratory evidence of human immunodeficiency virus [HIV] | |
|---|---|---|
| Billing status | Non-billable header | Billable |
| Classification | P00-P96 — Certain Conditions Originating in the Perinatal Period (P00-P96) | R00-R99 — Symptoms, Signs and Abnormal Clinical and Laboratory Findings, Not Elsewhere Classified (R00-R99) |
| Definition | Other infections specific to the perinatal period is a non-billable ICD-10-CM category code (P39). | Inconclusive laboratory evidence of human immunodeficiency virus [HIV] is a billable ICD-10-CM diagnosis code (R75). |
| Includes | — | Nonconclusive HIV-test finding in infants |
| Use additional code | code to identify organism or specific infection | — |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources