ICD-10 E77
Non-Billable HeaderDisorders of glycoprotein metabolism
About ICD-10-CM E77
ICD-10-CM code E77 represents Disorders of glycoprotein metabolism. This is a non-billable header code in the Endocrine, Nutritional, and Metabolic chapter (block E77). The 2026 edition of ICD-10-CM E77 became effective on October 1, 2025. Non-billable codes cannot be used as a primary or secondary diagnosis on a claim, use a more specific child code instead.
Medicare LCD Coverage for E77
Local Coverage Determinations (LCDs) from CMS MACs that list E77 as a covered diagnosis.
This doesn't mean the code isn't covered, it means no MAC has issued a Local Coverage Determination naming this specific code. Coverage may still apply under National Coverage Determinations or general medical-necessity rules.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing E77.
2 Humana Medicare Advantage
1 Humana Medicaid
CPT Codes Commonly Billed with E77
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
We don't have CPT pairings indexed for this specific code yet. Use the CPT search above to find common procedures, or check your payer's published medical policy for code-specific guidance.
Codes Adjacent To E77
Other codes in section E70-E88 (Metabolic disorders).
ICD-10 E77, Billing FAQ
Is ICD-10 code E77 billable? +
No, E77 is a non-billable header code. Use a more specific child code from block E77 when submitting claims.
Get the full PayerReady toolkit
Free access to CPT/ICD-10 lookup, denial appeals, fee comparator, and claim auditing with credentialing enrollment.
Start free →Run this code through our claim audit tool
Check NCCI bundling, MUE limits, and modifier logic before submission.
Try the auditor →Did this page help?
Quick signal so we know what to improve.
If you want a code reference page that doesn't exist yet, email coding@payerready.com.
Tell us what's missing or wrong: coding@payerready.com. We respond within 5 business days.
Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on May 31, 2026.
Powered by 11K CPT · 98K ICD-10 · 860K MPFS rates · 4.5M NCCI edits · 9.5M NPIs. Our data methodology · About our coding team