P71.3 vs R29.0
P71.3 (Neonatal tetany without calcium or magnesium deficiency) compared with R29.0 (Tetany), from the official CMS tabular data. Do not report these codes together: the official tabular list marks them Excludes1.
Can these codes be reported together?
No — do not report together. R29.0 carries an Excludes1 note covering P71.3: “neonatal tetany (P71.3)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
Side by side
| P71.3Neonatal tetany without calcium or magnesium deficiency | R29.0Tetany | |
|---|---|---|
| Billing status | Billable | 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 | Neonatal tetany without calcium or magnesium deficiency is a billable ICD-10-CM diagnosis code (P71.3). | Tetany is a billable ICD-10-CM diagnosis code (R29.0). |
| Includes | transitory endocrine and metabolic disturbances caused by the infant's response to maternal endocrine and metabolic factors, or its adjustment to extrauterine environment Neonatal tetany NOS | Carpopedal spasm |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources