O26 – Maternal care for other conditions predominantly related to pregnancy

ICD-10-CM 2027 diagnosis code · Other maternal disorders predominantly related to pregnancy

Non-billable header

ICD-10-CM code O26

Code: O26 (claims format: O26)
Description: Maternal care for other conditions predominantly related to pregnancy
Short description: Maternal care for oth conditions predom related to pregnancy
Billable: No – use a more specific code below
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 15. Pregnancy, childbirth and the puerperium (O00-O9A)
Block: O20-O29 Other maternal disorders predominantly related to pregnancy

Billable codes under O26

O26 is a header code and cannot be used on claims. Choose the most specific code:

O26.0 – Excessive weight gain in pregnancyHeader (more codes below)
O26.1 – Low weight gain in pregnancyHeader (more codes below)
O26.2 – Pregnancy care for patient with recurrent pregnancy lossHeader (more codes below)
O26.3 – Retained intrauterine contraceptive device in pregnancyHeader (more codes below)
O26.4 – Herpes gestationisHeader (more codes below)
O26.5 – Maternal hypotension syndromeHeader (more codes below)
O26.6 – Liver and biliary tract disorders in pregnancy, childbirth and the puerperiumHeader (more codes below)
O26.7 – Subluxation of symphysis (pubis) in pregnancy, childbirth and the puerperiumHeader (more codes below)
O26.8 – Other specified pregnancy related conditionsHeader (more codes below)
O26.9 – Pregnancy related conditions, unspecifiedHeader (more codes below)

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

Block O20-O29

Excludes2 (not included here):

maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48)
maternal diseases classifiable elsewhere but complicating pregnancy, labor and delivery, and the puerperium (O98-O99)

Frequently asked questions

What is ICD-10 code O26?

O26 is the ICD-10-CM code for maternal care for other conditions predominantly related to pregnancy, in the block O20-O29 (Other maternal disorders predominantly related to pregnancy).

Is O26 a billable code?

No. O26 is a header code with more specific child codes; report one of the billable codes listed above.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.