ICD10BillableValid for clinical use

ICD-10 Code O09.93: Supervision of high risk pregnancy, unspecified, third trimester

O09.93 is a billable ICD-10 diagnosis code used to classify Supervision of high risk pregnancy, unspecified, third trimester in medical records and claims. You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records. ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Pregnancy, childbirth and the puerperium (O00-O9A).

Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026

What is this code?

ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Pregnancy, childbirth and the puerperium (O00-O9A).

When is it used?

  • May be used when a clinician documents supervision of high risk pregnancy, unspecified, third trimester in a patient's medical record.
  • May appear in hospital records, claims, referrals, and clinical documentation.
  • This code can be used as a clinically usable diagnosis entry in standardized coding workflows.

What it does not mean

  • A code alone does not explain severity, treatment plan, or outcome.
  • A medical code should not be treated as a substitute for a doctor's diagnosis or advice.

Code hierarchy

chapter
15Pregnancy, childbirth and the puerperium (O00-O9A)
block
O09Supervision of high risk pregnancy (O09)
category
O09Supervision of high risk pregnancy
category
O09.9Supervision of high risk pregnancy, unspecified
currentO09.9

Where you may see this code

You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.

Related specialists

ObstetricianGynecologist

Coverage-related procedures and services

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Source: CMS coverage guidance
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CPT 0402Uhigh
INFECTIOUS AGENT (SEXUALLY TRANSMITTED INFECTION), CHLAMYDIA TRACHOMATIS, NEISSERIA GONORRHOEAE, TRICHOMONAS VAGINALIS, MYCOPLASMA GENITALIUM, MULTIPLEX AMPLIFIED PROBE TECHNIQUE, VAGINAL, ENDOCERVICAL, OR MALE URINE, EACH PATHOGEN REPORTED AS DETECTED OR NOT DETECTED
Source: CMS coverage guidance
CPT 87800high
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Source: CMS coverage guidance
CPT 87494high
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Source: CMS coverage guidance
CPT 0455Uhigh
INFECTIOUS AGENTS (SEXUALLY TRANSMITTED INFECTION), CHLAMYDIA TRACHOMATIS, NEISSERIA GONORRHOEAE, AND TRICHOMONAS VAGINALIS, MULTIPLEX AMPLIFIED PROBE TECHNIQUE, VAGINAL, ENDOCERVICAL, GYNECOLOGICAL SPECIMENS, OROPHARYNGEAL SWABS, RECTAL SWABS, FEMALE OR MALE URINE, EACH PATHOGEN REPORTED AS DETECTED OR NOT DETECTED
Source: CMS coverage guidance

Coding guidelines

Common synonyms

Supervision of high risk pregnancy, unspecified, third trimesterSupervision of high risk pregnancy, unspecified

Frequently asked questions

Code details

CodeO09.93
SystemICD10
Display nameSupervision of high risk pregnancy, unspecified, third trimester
ChapterPregnancy, childbirth and the puerperium (O00-O9A)
BlockSupervision of high risk pregnancy (O09)

Flags

BillableYes
Valid clinical useYes

Source

SourceICD-10
Version2026-annual
Releaseannual
Year2026

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.

ICD-10 Code O09.93 for Supervision of high risk pregnancy, unspecified, third trimester | HealthAssure