E79.89 is the authoritative medical code for Other specified disorders of purine and pyrimidine metabolism. This classification is used in medical billing and clinical recording to specify the clinical criteria for other specified disorders of purine and pyrimidine metabolism (ICD-10-CM E79.89), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Other specified disorders of purine and pyrimidine metabolism is a billable ICD-10-CM diagnosis code E79.89. Excludes1 (not coded here): 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; 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): Ehlers-Danlos syndromes Q79.6-.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for E79.89 in the official ICD-10-CM tabular list.
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- 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
- 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
Conditions not covered by this code, but which may be reported alongside it when both are present.
- Ehlers-Danlos syndromes Q79.6-
Frequently Asked Questions (FAQ) & Clinical Guidance
What can't be coded together with E79.89?
Per Excludes1 instructions, E79.89 must not be reported with: Ataxia-telangiectasia (Q87.19); Bloom's syndrome (Q82.8); Cockayne's syndrome (Q87.19); calculus of kidney (N20.0).
Can E79.89 be reported alongside related conditions?
Per Excludes2 instructions, E79.89 and the following may both be reported when both are present: Ehlers-Danlos syndromes (Q79.6-).
Codes in This Family (8)
Official ICD-10-CM classifications in the same code family as E79.89, with their registry titles.
- E79 — Disorders of purine and pyrimidine metabolism
- E79.0 — Hyperuricemia without signs of inflammatory arthritis and tophaceous disease
- E79.1 — Lesch-Nyhan syndrome
- E79.2 — Myoadenylate deaminase deficiency
- E79.8 — Other disorders of purine and pyrimidine metabolism
- E79.81 — Aicardi-Goutières syndrome
- E79.82 — Hereditary xanthinuria
- E79.9 — Disorder of purine and pyrimidine metabolism, unspecified
Indexed Clinical Terms (4)
Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.
- Aciduria, orotic (congenital) (hereditary) (pyrimidine deficiency)
- Disorder (of), metabolism NOS, purine, specified NEC
- Disorder (of), metabolism NOS, pyrimidine, specified NEC
- Orotaciduria, oroticaciduria (congenital) (hereditary) (pyrimidine deficiency)
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures: