Question 1

What is the ICD-10 Code Auditor API?

Accepted Answer

The ICD-10 Code Auditor API is a REST API that validates encounter-level ICD-10 codes against official coding guidelines. It checks for Code First rules, Use Additional Code requirements, Excludes1/Excludes2 conflicts, laterality, specificity, gender conflicts, and more.

Question 2

How many ICD-10 codes can I validate at once?

Accepted Answer

You can validate up to 30 ICD-10 codes from a single encounter at once. The API requires a minimum of 2 codes to perform mutual conflict validation between diagnosis codes.

Question 3

Which ICD-10 guideline years are supported?

Accepted Answer

The ICD-10 Code Auditor API supports official coding guidelines from 2024, 2025, and 2026. You can select the appropriate guideline year to ensure your codes are validated against the correct version of the rules.

Question 4

What are the ICD 10 coding guidelines 2026?

Accepted Answer

The ICD 10 coding guidelines 2026 (FY2026) are the official coding rules published by CMS and the CDC, effective October 1, 2025 through September 30, 2026. These guidelines include new codes, revised descriptions, and updated sequencing instructions for ICD-10-CM diagnosis coding. Our API validates against these latest rules.

Question 5

What are the ICD 10 CM official guidelines?

Accepted Answer

The ICD 10 CM official guidelines are the authoritative coding conventions and rules published jointly by the AHA, AHIMA, CMS, and NCHS. They cover general coding principles, chapter-specific rules, sequencing instructions (Code First, Use Additional Code), Excludes notes, laterality, specificity, and selection of principal diagnosis. Our API validates codes against these official guidelines.