ICD-10-CM Alphabetic Index · FY 2026 14 Entries
Preterm in the ICD-10-CM Index ICD-10-CM
The main term Preterm carries 14 index entries pointing to 11 ICD-10-CM codes. Every indented line below refines the term by site, cause, or type. Verify any candidate code in the Tabular List before using it.
✓ Built from the official CMS FY 2026 index fileEffective Oct 1, 2025 – Sep 30, 2026
14
Index Entries
11
Codes Referenced
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Default Code
P
Letter
14 of 14 shown
ICD-10-CM
Index Entries Under Preterm 14 entries · 11 codes
Preterm
labor see Pregnancy, complicated by, preterm labor
newborn (infant) P07.30
gestational age
28 completed weeks (28 weeks, 0 days through 28 weeks, 6 days) P07.31
29 completed weeks (29 weeks, 0 days through 29 weeks, 6 days) P07.32
30 completed weeks (30 weeks, 0 days through 30 weeks, 6 days) P07.33
31 completed weeks (31 weeks, 0 days through 31 weeks, 6 days) P07.34
32 completed weeks (32 weeks, 0 days through 32 weeks, 6 days) P07.35
33 completed weeks (33 weeks, 0 days through 33 weeks, 6 days) P07.36
34 completed weeks (34 weeks, 0 days through 34 weeks, 6 days) P07.37
35 completed weeks (35 weeks, 0 days through 35 weeks, 6 days) P07.38
36 completed weeks (36 weeks, 0 days through 36 weeks, 6 days) P07.39
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Related Index Terms
Source: Centers for Medicare & Medicaid Services, FY 2026 ICD-10-CM Index to Diseases and Injuries release files, effective October 1, 2025 through September 30, 2026.
