Complete ICD-10-CM coding and documentation guide for icd-10 coding for obesity related to fto gene variant and metformin use includes clinical validation requirements, medical necessity guidelines, and coding policies.
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Essential facts and insights about ICD-10 Coding for Obesity related to FTO gene variant and metformin use
Use ICD-10 code E66.01 for morbid (severe) obesity due to excess calories, ensuring proper documentation in clinical notes.
Additional codes that may be used with this diagnosis
Long-term (current) use of oral hypoglycemic drugs
Document long-term metformin use for non-diabetic obesity.
The ICD-10 code for obesity related to the FTO gene is E66.01, used for morbid obesity with confirmed genetic predisposition.
Metformin for obesity management is coded with Z79.84, indicating long-term use of oral hypoglycemic drugs.