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ICD-10-CM tabular list

E00-E07Disorders of thyroid gland

ICD-10-CM codes E00-E07 cover disorders of thyroid gland, within endocrine, nutritional and metabolic diseases. The block holds 63 codes across 8 categories, of which 48 are billable and 15 are header codes that cannot be submitted on a claim.

Risk adjustment in E00-E07

0 codes in this block map to a CMS-HCC, which means the diagnosis carries a risk-adjustment payment when it is documented and coded. Under-coding here is money left on the table; over-coding here is what audits are for.

  • HCC 202 Coma, Brain Compression/Anoxic Damage

What else to watch in E00-E07

  • 47 codes are named in Medicare coverage policies. An LCD or NCD lists them as supporting medical necessity, or explicitly as not supporting it. Which applies depends on the MAC for your state.

Categories in E00-E07

ICD-10-CMFY2026-Apr· effective April 1, 2026