All ICD10 Codes
E79Non-billable

Disorders of purine and pyrimidine metabolism

Endocrine, Nutritional and Metabolic Diseases·Metabolic disorders (E70-E88)·category·FY 2026

Use a more specific code (4 billable, 1 non-billable)
E79.0Hyperuricemia without signs of inflammatory arthritis and tophaceous diseaseE79.1Lesch-Nyhan syndromeE79.2Myoadenylate deaminase deficiencyE79.8Other disorders of purine and pyrimidine metabolismhas subcodesE79.9Disorder of purine and pyrimidine metabolism, unspecified

CH4 Parent Instructions

Excludes1(Not coded here. Use a different code.)
  • transitory endocrine and metabolic disorders specific to newborn (P70-P74)

E70-E88 Parent Instructions

Excludes1(Not coded here. Use a different code.)
  • androgen insensitivity syndrome (E34.5-)
  • congenital adrenal hyperplasia (E25.0)
  • hemolytic anemias attributable to enzyme disorders (D55.-)
  • Marfan syndrome (Q87.4-)
  • 5-alpha-reductase deficiency (E29.1)
Excludes2(Not included here. Code separately if applicable.)
  • Ehlers-Danlos syndromes (Q79.6-)

Instructional Notes

Excludes1(Not coded here. Use a different code.)
  • Ataxia-telangiectasia (Q87.19)
  • Bloom's syndrome (Q82.8)
  • Cockayne's syndrome (Q87.19)
  • calculus of kidney (N20.0)
  • combined immunodeficiency disorders (D81.-)
  • Fanconi's anemia (D61.09)
  • gout (M1A.-, M10.-)
  • orotaciduric anemia (D53.0)
  • progeria (E34.8)
  • Werner's syndrome (E34.8)
  • xeroderma pigmentosum (Q82.1)

Clinical Hierarchy

BillableHas subcodes
CH4Endocrine, nutritional and metabolic diseases (E00-E89)
E70-E88Metabolic disorders (E70-E88)
E79Disorders of purine and pyrimidine metabolismNot billable
E79.0Hyperuricemia without signs of inflammatory arthritis and tophaceous diseaseBillable
E79.1Lesch-Nyhan syndromeBillable
E79.2Myoadenylate deaminase deficiencyBillable
E79.8Other disorders of purine and pyrimidine metabolismSubcodes
E79.9Disorder of purine and pyrimidine metabolism, unspecifiedBillable

MS-DRG Classification

2026

No direct MS-DRG triggers identified.