DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

A34 diagnosis code · Billable category · FY2027

A34 Obstetrical tetanus

  • Billable
  • CC
  • POA reported

A34 ICD-10 code: a billable diagnosis code in FY2027; the category has no subdivisions.

CC / MCC
CC
MS-DRG
769, 776
HCC V28
–
POA
Reported
Code Editor
Maternity
Index entries
4

Instructions

Notes that also apply

Chapter 1 instructions (Includes 1, Excludes2 5, Use additional code 1): printed on the chapter 1 page.

Index entries

  • Puerperal, puerperium (complicated by, complications)tetanus → A34
  • Tetanus, tetanic (cephalic) (convulsions)obstetrical → A34
  • Tetanus, tetanic (cephalic) (convulsions)puerperal, postpartum, childbirth → A34
  • Tetanus, tetanic (cephalic) (convulsions)withabortion → A34

NCHS Alphabetic Index. Index first, then the Tabular List.

Medicare grouping and edits

CMS files for A34
CC / MCCCC
PDX exclusion list0086 (268 codes)
Appendix BMDC 14 Pregnancy, Childbirth and the Puerperium, MS-DRG 769 (Postpartum and Post Abortion Diagnoses with O.R. Procedures…); MDC 14 Pregnancy, Childbirth and the Puerperium, MS-DRG 776 (Postpartum and Post Abortion Diagnoses without O.R. Procedures…)
Code EditorAge conflict: maternity diagnosis (age 9–64)
POAReported
HCC V28–

CC as a secondary diagnosis, not when the principal diagnosis is on its PDX exclusion list.

CMS: MS-DRG v44 (Appendix B, C), MCE v44, POA list FY2027, 2027 Initial ICD-10-CM Mappings. What the rows mean.

Hierarchy