ICD-10-CM 2027
ICD-10 code for neonatal conjunctivitis nos
From the official ICD-10-CM alphabetic index entry “Conjunctivitis (staphylococcal) (streptococcal) NOS › neonatal”. Page updated September 29, 2026.
About coding neonatal conjunctivitis nos
The ICD-10-CM code for neonatal conjunctivitis nos is P39.1 (Neonatal conjunctivitis and dacryocystitis). The official index lists 1 more specific code, so check the documentation for details such as type, cause, site or severity before settling on P39.1.
Within P39 (other infections specific to the perinatal period), P39.1 is specifically for neonatal conjunctivitis and dacryocystitis. Related codes cover neonatal infective mastitis (P39.0), Intra-amniotic infection affecting newborn, not elsewhere classified (P39.2), neonatal urinary tract infection (P39.3), neonatal skin infection (P39.4), other specified infections specific to the perinatal period (P39.8) and infection specific to the perinatal period, unspecified (P39.9).
Don't report P39.1 together with the conditions in its Excludes1 note: gonococcal conjunctivitis (A54.31).
Use an additional code to identify organism or specific infection.
More specific neonatal conjunctivitis nos codes (official index)
- gonococcal A54.31 — Gonococcal conjunctivitis
Don't confuse with (Excludes1 for P39.1)
- gonococcal conjunctivitis (A54.31)
Common questions about neonatal conjunctivitis nos ICD-10 codes
What is the ICD-10 code for neonatal conjunctivitis nos?
- P39.1 — Neonatal conjunctivitis and dacryocystitis. More specific codes apply when the documentation supports them: A54.31.
What is the ICD-10 code for gonococcal neonatal conjunctivitis nos?
- A54.31 — Gonococcal conjunctivitis.
Is P39.1 billable?
- Yes. P39.1 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).
Can P39.1 be used as a principal diagnosis?
- Yes. The Medicare Code Editor doesn't restrict P39.1 as a principal diagnosis.
Is P39.1 a CC or MCC?
- No. P39.1 is neither a CC nor an MCC under MS-DRG v44.0.