ICD-10-CM Alphabetic Index · FY 2027 12 Entries

Lactation in the ICD-10-CM Index ICD-10-CM

The main term Lactation, lactating (breast) (puerperal, postpartum) carries 12 index entries pointing to 8 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 2027 index fileEffective Oct 1, 2026 – Sep 30, 2027

Index Entries

Codes Referenced

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Letter

12 of 12 shown

ICD-10-CM

Index Entries Under Lactation 12 entries · 8 codes

Lactation, lactating (breast) (puerperal, postpartum)

associated

cracked nipple O92.13

retracted nipple O92.03

defective O92.4

disorder NEC O92.79

excessive O92.6

failed (complete) O92.3

partial O92.4

mastitis NEC see Mastitis, obstetric

mother (care and/or examination) Z39.1

nonpuerperal N64.3

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Related Index Terms

All index terms starting with L Index to Diseases and Injuries ICD-10-CM Code Lookup

Source: Centers for Medicare & Medicaid Services, FY 2027 ICD-10-CM Index to Diseases and Injuries release files, effective October 1, 2026 through September 30, 2027.