P00 Newborn affected by maternal conditions that may be unrelated to present pregnancy

Not billable (header)Chapter 16

Report one of the more specific codes below.

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Codes under this one

P00.0 Newborn affected by maternal hypertensive disorders
P00.1 Newborn affected by maternal renal and urinary tract diseases
P00.2 Newborn affected by maternal infectious and parasitic diseases
P00.3 Newborn affected by other maternal circulatory and respiratory diseases
P00.4 Newborn affected by maternal nutritional disorders
P00.5 Newborn affected by maternal injury
P00.6 Newborn affected by surgical procedure on mother
P00.7 Newborn affected by other medical procedures on mother, not elsewhere classified
P00.8 Newborn affected by other maternal conditionsHeader
P00.9 Newborn affected by unspecified maternal condition

Instructional notes

Chapter 16

Excludes2Not included here: the patient may have both; report both when both are present.

congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
endocrine, nutritional and metabolic diseases (E00-E88)
injury, poisoning and certain other consequences of external causes (S00-T88)
neoplasms (C00-D49)
tetanus neonatorum (A33)

Includes

conditions that have their origin in the fetal or perinatal period (before birth through the first 28 days after birth) even if morbidity occurs later

Notes

Codes from this chapter are for use on newborn records only, never on maternal records

Section P00-P04

Notes

These codes are for use when the listed maternal conditions are specified as the cause of confirmed morbidity or potential morbidity which have their origin in the perinatal period (before birth through the first 28 days after birth).

This code

Excludes2Not included here: the patient may have both; report both when both are present.

encounter for observation of newborn for suspected diseases and conditions ruled out (Z05.-)
newborn affected by maternal complications of pregnancy (P01.-)
newborn affected by maternal endocrine and metabolic disorders (P70-P74)
newborn affected by noxious substances transmitted via placenta or breast milk (P04.-)

Code firstSequence the underlying condition first.

any current condition in newborn

Chapter 16: Certain conditions originating in the perinatal period · P00-P04 Newborn affected by maternal factors and by complications of pregnancy, labor, and delivery (P00-P04)

Source: ICD-10-CM FY 2027 code descriptions and tabular list (CMS and CDC National Center for Health Statistics), effective 2026-10-01 through 2027-09-30 · CMS ICD-10 files. HCC mapping: CMS-HCC V28, payment year 2027. As of 2026-11-04.

Coverage and payment depend on the claim details; confirm with the Medicare Administrative Contractor.