MCMCB Pro
E74.810

E74.810Glucose transporter protein type 1 deficiency

Billable / specific codeICD-10-CM

E74.810 is a billable, specific ICD-10-CM code for glucose transporter protein type 1 deficiency. It is valid for submission on a claim.

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • De Vivo syndrome
  • Glucose transport defect, blood-brain barrier
  • Glut1 deficiency
  • GLUT1 deficiency syndrome 1, infantile onset
  • GLUT1 deficiency syndrome 2, childhood onset

Risk adjustment

E74.810 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

How E74.810 is indexed

Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to E74.810.

  • GLUT1 deficiency syndrome 1, infantile onset
  • GLUT1 deficiency syndrome 2, childhood onset
  • Defect, defectiveglucose transport, blood-brain barrier
  • Deficiency, deficientglucose transporter protein type 1
  • Deficiency, deficientGlut1
  • Syndromede Vivo syndrome

Related codes at this level

Codes that share E74.81. If E74.810 is not quite right, the correct code is usually one of these.

Questions about E74.810

Is E74.810 a billable ICD-10-CM code?
Yes. E74.810 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does E74.810 sit in the tabular list?
Endocrine, nutritional and metabolic diseases (E00-E89), in the block Metabolic disorders (E70-E88).
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.