O36
Non-Billable

Maternal care for other fetal problems

Non-Billable / Non-Specific Code

What is Maternal care for other fetal problems?

ICD-10-CM O36 is the diagnosis code for Maternal care for other fetal problems. This code falls under the section "Maternal care related to the fetus and amniotic cavity and possible delivery problems" within Chapter 15 — Pregnancy, childbirth and the puerperium (O00-O9A). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

⛔ Excludes1
â„šī¸ Excludes2

Coding Guidelines for O36

⛔ Type 1 Excludes (Never code together)

The following conditions should never be coded at the same time as O36. They are mutually exclusive:

  • encounter for suspected maternal and fetal conditions ruled out (Z03.7-)
  • placental transfusion syndromes (O43.0-)

â„šī¸ Type 2 Excludes (Code separately if applicable)

The following conditions are not included in O36. If the patient has both, code each condition separately:

  • labor and delivery complicated by fetal stress (O77.-)

ICD-10-CM Code Hierarchy

Understanding where O36 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 9 entries
O36.0Maternal care for rhesus isoimmunizationNon-BillableO36.01Maternal care for anti-D [Rh] antibodiesNon-BillableO36.011Maternal care for anti-D [Rh] antibodies, first trimesterBillableO36.012Maternal care for anti-D [Rh] antibodies, second trimesterBillableO36.013Maternal care for anti-D [Rh] antibodies, third trimesterBillableO36.019Maternal care for anti-D [Rh] antibodies, unspecified trimesterBillableO36.09Maternal care for other rhesus isoimmunizationNon-BillableO36.091Maternal care for other rhesus isoimmunization, first trimesterBillableO36.092Maternal care for other rhesus isoimmunization, second trimesterBillableO36.093Maternal care for other rhesus isoimmunization, third trimesterBillableO36.099Maternal care for other rhesus isoimmunization, unspecified trimesterBillableO36.1Maternal care for other isoimmunizationNon-BillableO36.11Maternal care for Anti-A sensitizationNon-BillableO36.111Maternal care for Anti-A sensitization, first trimesterBillableO36.112Maternal care for Anti-A sensitization, second trimesterBillableO36.113Maternal care for Anti-A sensitization, third trimesterBillableO36.119Maternal care for Anti-A sensitization, unspecified trimesterBillableO36.19Maternal care for other isoimmunizationNon-BillableO36.191Maternal care for other isoimmunization, first trimesterBillableO36.192Maternal care for other isoimmunization, second trimesterBillableO36.193Maternal care for other isoimmunization, third trimesterBillableO36.199Maternal care for other isoimmunization, unspecified trimesterBillableO36.2Maternal care for hydrops fetalisNon-BillableO36.20Maternal care for hydrops fetalis, unspecified trimesterBillableO36.21Maternal care for hydrops fetalis, first trimesterBillableO36.22Maternal care for hydrops fetalis, second trimesterBillableO36.23Maternal care for hydrops fetalis, third trimesterBillableO36.4Maternal care for intrauterine deathBillableO36.5Maternal care for known or suspected poor fetal growthNon-BillableO36.51Maternal care for known or suspected placental insufficiencyNon-BillableO36.511Maternal care for known or suspected placental insufficiency, first trimesterBillableO36.512Maternal care for known or suspected placental insufficiency, second trimesterBillableO36.513Maternal care for known or suspected placental insufficiency, third trimesterBillableO36.519Maternal care for known or suspected placental insufficiency, unspecified trimesterBillableO36.59Maternal care for other known or suspected poor fetal growthNon-BillableO36.591Maternal care for other known or suspected poor fetal growth, first trimesterBillableO36.592Maternal care for other known or suspected poor fetal growth, second trimesterBillableO36.593Maternal care for other known or suspected poor fetal growth, third trimesterBillableO36.599Maternal care for other known or suspected poor fetal growth, unspecified trimesterBillableO36.6Maternal care for excessive fetal growthNon-BillableO36.60Maternal care for excessive fetal growth, unspecified trimesterBillableO36.61Maternal care for excessive fetal growth, first trimesterBillableO36.62Maternal care for excessive fetal growth, second trimesterBillableO36.63Maternal care for excessive fetal growth, third trimesterBillableO36.7Maternal care for viable fetus in abdominal pregnancyNon-BillableO36.70Maternal care for viable fetus in abdominal pregnancy, unspecified trimesterBillableO36.71Maternal care for viable fetus in abdominal pregnancy, first trimesterBillableO36.72Maternal care for viable fetus in abdominal pregnancy, second trimesterBillableO36.73Maternal care for viable fetus in abdominal pregnancy, third trimesterBillableO36.8Maternal care for other specified fetal problemsNon-BillableO36.80Pregnancy with inconclusive fetal viabilityBillableO36.81Decreased fetal movementsNon-BillableO36.812Decreased fetal movements, second trimesterBillableO36.813Decreased fetal movements, third trimesterBillableO36.819Decreased fetal movements, unspecified trimesterBillableO36.82Fetal anemia and thrombocytopeniaNon-BillableO36.821Fetal anemia and thrombocytopenia, first trimesterBillableO36.822Fetal anemia and thrombocytopenia, second trimesterBillableO36.823Fetal anemia and thrombocytopenia, third trimesterBillableO36.829Fetal anemia and thrombocytopenia, unspecified trimesterBillableO36.83Maternal care for abnormalities of the fetal heart rate or rhythmNon-BillableO36.831Maternal care for abnormalities of the fetal heart rate or rhythm, first trimesterBillableO36.832Maternal care for abnormalities of the fetal heart rate or rhythm, second trimesterBillableO36.833Maternal care for abnormalities of the fetal heart rate or rhythm, third trimesterBillableO36.839Maternal care for abnormalities of the fetal heart rate or rhythm, unspecified trimesterBillableO36.89Maternal care for other specified fetal problemsNon-BillableO36.891Maternal care for other specified fetal problems, first trimesterBillableO36.892Maternal care for other specified fetal problems, second trimesterBillableO36.893Maternal care for other specified fetal problems, third trimesterBillableO36.899Maternal care for other specified fetal problems, unspecified trimesterBillableO36.9Maternal care for fetal problem, unspecifiedNon-BillableO36.90Maternal care for fetal problem, unspecified, unspecified trimesterBillableO36.91Maternal care for fetal problem, unspecified, first trimesterBillableO36.92Maternal care for fetal problem, unspecified, second trimesterBillableO36.93Maternal care for fetal problem, unspecified, third trimesterBillable
Related Codes

Frequently Asked Questions

Is O36 a billable ICD-10-CM code?

No, O36 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does O36 mean?

O36 is the ICD-10-CM diagnosis code for "Maternal care for other fetal problems". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What section is O36 in?

O36 is located in Section O30-O48 — "Maternal care related to the fetus and amniotic cavity and possible delivery problems" within Chapter 15 of the ICD-10-CM Tabular List.

What are the sub-codes of O36?

O36 has 9 sub-code(s) that provide more specific detail: O36.0, O36.1, O36.2, O36.4, O36.5 and more.

When should I use O36?

Use O36 when the patients documented diagnosis matches "Maternal care for other fetal problems" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Maternal care for other fetal problems?

The ICD-10-CM code for Maternal care for other fetal problems is O36.

Can O36 be used for primary diagnosis?

No, O36 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is O36 in?

O36 is in Chapter 15 of the ICD-10-CM Tabular List.

What conditions are excluded from O36?

Type 1 Excludes for O36 include: encounter for suspected maternal and fetal conditions ruled out (Z03.7-); placental transfusion syndromes (O43.0-).

Is O36 valid for 2026?

Yes, O36 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousO35.HMaternal care for other (suspected) fetal abnormality and damage, fetal lower extremities anomaliesNext →O36.0Maternal care for rhesus isoimmunization
Code Details
O36
Maternal care for other fetal problems
Non-Billable / Non-Specific Code
15 — Pregnancy, childbirth and the puerperium (O00-O9A)
O30-O48 — Maternal care related to the fetus and amniotic cavity and possible delivery problems
2026 ICD-10-CM