ICD-10-CM 2027
ICD-10 code for Spasmophilic diathesis
From the official ICD-10-CM alphabetic index entry “Diathesis › spasmophilic”. Page updated September 29, 2026.
About coding Spasmophilic diathesis
The ICD-10-CM code for Spasmophilic diathesis is R29.0 (Tetany).
Within R29 (other symptoms and signs involving the nervous and musculoskeletal systems), R29.0 is specifically for tetany. Related codes cover Meningismus (R29.1), abnormal reflex (R29.2), abnormal posture (R29.3), Clicking hip (R29.4), transient paralysis (R29.5), repeated falls (R29.6), National Institutes of Health Stroke Scale (NIHSS) score (R29.7), other symptoms and signs involving the nervous and musculoskeletal systems (R29.8) and 1 more.
Don't report R29.0 together with the conditions in its Excludes1 note: hysterical tetany (F44.5), neonatal tetany (P71.3), parathyroid tetany (E20.9) and post-thyroidectomy tetany (E89.2).
As a secondary diagnosis it is a CC (complication or comorbidity), which can move an inpatient stay into the "with CC" MS-DRG of its family, unless the principal diagnosis excludes it.
Don't confuse with (Excludes1 for R29.0)
Common questions about Spasmophilic diathesis ICD-10 codes
What is the ICD-10 code for Spasmophilic diathesis?
- R29.0 — Tetany.
Is R29.0 billable?
- Yes. R29.0 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).
Can R29.0 be used as a principal diagnosis?
- Yes. The Medicare Code Editor doesn't restrict R29.0 as a principal diagnosis.
Is R29.0 a CC or MCC?
- R29.0 is a CC (complication or comorbidity) under MS-DRG v44.0, unless excluded by the principal diagnosis.