E72.19 Other disorders of sulfur-bearing amino-acid metabolism

The ICD-10-CM code for Other disorders of sulfur-bearing amino-acid metabolism is E72.19 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Chapter

4: Endocrine, nutritional and metabolic diseases (E00-E89)

Section

E70-E88: Metabolic disorders (E70-E88)

Category E72

39 codes (31 billable)

FY2026 Status

Stable since FY2024

Also Known As

ICD-10-CM Alphabetic Index entries that lead to E72.19:

• Hypermethioninemia
• Methioninemia
• Cystathioninuria
• Cystathioninemia
• Deficiency, deficient › sulfite oxidase
• Malabsorption › methionine
• Disease, diseased › oast-house-urine
• Disorder (of) › amino-acid › cystathioninuria

Inclusion Terms

• Cystathioninuria
• Methioninemia
• Sulfite oxidase deficiency

U.S. Hospital Utilization

• An estimated 65 U.S. inpatient stays in 2022 included E72.19 among the documented diagnoses.

Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.

Official Coding Guidelines

Diabetes mellitus (TOC entry)

a. Diabetes mellitus ................................................................................................................... 39

Obesity (TOC entry)

b. Obesity .................................................................................................................................. 42

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

• CMS — ICD-10-CM Official Code Set and Guidelines, FY2026
• CDC/NCHS — ICD-10-CM Files and Browser Tool
• AHRQ — HCUP National Inpatient Sample, Frequencies by Diagnosis Code (2016–2023)