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ICD-10 Coding for Group B Streptococcus Positive(O99.820, B95.1, O99.8)

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Learn about the ICD-10 coding for Group B Streptococcus positive status in pregnancy, including documentation requirements and coding pitfalls.

Also known as:
GBS PositiveStreptococcus agalactiae Carrier
Related ICD-10 Code Ranges

Complete code families applicable to Group B Streptococcus Positive

O00-O9APrimary Range

Pregnancy, childbirth and the puerperium

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Primary ICD-10-CM Codes
Streptococcus B carrier state complicating pregnancy
O99.820Billable
Differential Codes

Alternative codes to consider when ruling out similar conditions

Carrier of Group B StreptococcusZ22.330

Use only when not related to pregnancy.

Documentation & Coding Risks

Avoid these common issues when documenting Group B Streptococcus Positive.

Omitting B95.1 when organism is known

Impact

Clinical: Incomplete clinical picture for treatment decisions., Regulatory: Potential audit issues for incomplete coding., Financial: Missed opportunities for accurate reimbursement.

Mitigation

Always pair O99.820 with B95.1 when GBS is identified.

Using Z22.330 instead of O99.820 during pregnancy

Impact

Reimbursement: Incorrect DRG assignment leading to potential underpayment., Compliance: Non-compliance with ICD-10 coding guidelines., Data Quality: Inaccurate patient records affecting clinical decision-making.

Mitigation

Always use O99.820 for pregnancy-related GBS carrier state.

Incorrect Code Sequencing

Impact

Failure to sequence O99.820 first in pregnancy-related encounters.

Mitigation

Educate coding staff on Chapter 15 sequencing rules.

Frequently Asked Questions

Related condition guides

Documentation requirements, coding pitfalls and FAQs for conditions coded with O99.820.