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ICD-10-CM 2026 · Effective October 1, 2025

ICD-10 Z22.322

Billable / Specific

Carrier or suspected carrier of Methicillin resistant Staphylococcus aureus

Z22
Block
1
Synonyms
0
LCDs
0
Payer Policies
0
Linked CPTs

About ICD-10-CM Z22.322

ICD-10-CM code Z22.322 represents Carrier or suspected carrier of Methicillin resistant Staphylococcus aureus. This is a billable/specific code in the Factors Influencing Health Status chapter (block Z22). The 2026 edition of ICD-10-CM Z22.322 became effective on October 1, 2025.

Inclusion Terms / Approximate Synonyms

Clinical terms and conditions classified under Z22.322. Per CMS ICD-10-CM Tabular 2026.

  • MRSA colonization

Medicare LCD Coverage for Z22.322

Local Coverage Determinations (LCDs) from CMS MACs that list Z22.322 as a covered diagnosis.

No Medicare LCDs reference Z22.322 as covered

This doesn't mean the code isn't covered, it means no MAC has issued a Local Coverage Determination naming this specific code. Coverage may still apply under National Coverage Determinations or general medical-necessity rules.

Commercial Payer Coverage

Coverage policies from major commercial payers referencing Z22.322.

No commercial payer policies reference Z22.322 on file

Our payer policy database covers Aetna, Cigna, Anthem, BCBS, Humana, and Medicare Advantage plans, but Z22.322 doesn't currently appear in any indexed policy. The code may still be covered under standard plan benefits.

CPT Codes Commonly Billed with Z22.322

Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.

No procedure linkages on file for Z22.322

We don't have CPT pairings indexed for this specific code yet. Use the CPT search above to find common procedures, or check your payer's published medical policy for code-specific guidance.

Convert Z22.322 to ICD-9-CM

Per CMS General Equivalence Mappings (GEMs), useful for legacy data review and historical claim analysis.

ICD-10ICD-9Mapping Flags
Z22.322 V0254 00000

Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).

Codes Adjacent To Z22.322

Other codes in section Z20-Z29 (Persons with potential health hazards related to communicable diseases).

Z20 Contact with and (suspected) exposure to communicable diseases (non-billable) Z20.0 Contact with and (suspected) exposure to intestinal infectious diseases (non-billable) Z20.01 Contact with and (suspected) exposure to intestinal infectious diseases due to Escherichia coli (E. coli) Z20.09 Contact with and (suspected) exposure to other intestinal infectious diseases Z20.1 Contact with and (suspected) exposure to tuberculosis Z20.2 Contact with and (suspected) exposure to infections with a predominantly sexual mode of transmission Z20.3 Contact with and (suspected) exposure to rabies Z20.4 Contact with and (suspected) exposure to rubella Z20.5 Contact with and (suspected) exposure to viral hepatitis Z20.6 Contact with and (suspected) exposure to human immunodeficiency virus [HIV] Z20.7 Contact with and (suspected) exposure to pediculosis, acariasis and other infestations Z20.8 Contact with and (suspected) exposure to other communicable diseases (non-billable) Z20.81 Contact with and (suspected) exposure to other bacterial communicable diseases (non-billable) Z20.810 Contact with and (suspected) exposure to anthrax Z20.811 Contact with and (suspected) exposure to meningococcus Z20.818 Contact with and (suspected) exposure to other bacterial communicable diseases Z20.82 Contact with and (suspected) exposure to other viral communicable diseases (non-billable) Z20.820 Contact with and (suspected) exposure to varicella Z20.821 Contact with and (suspected) exposure to Zika virus Z20.822 Contact with and (suspected) exposure to COVID-19

ICD-10 Z22.322, Billing FAQ

Is ICD-10 code Z22.322 billable? +

Yes, Z22.322 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.

What other names or terms map to Z22.322? +

ICD-10 Z22.322 includes: MRSA colonization.

What ICD-9 codes does Z22.322 map to? +

Per CMS GEMs, Z22.322 maps to ICD-9 codes: V0254. Useful for legacy data review and historical claim analysis.

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Reviewed by the PayerReady Medical Coding Team

Verified against the CMS 2026 code set on July 16, 2026.

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