ICD-10-CM · Chapter 18 · R00-R99
R77 Other abnormalities of plasma proteins
Excludes 1 (cannot be coded together)
- disorders of plasma-protein metabolism (E88.0-)
Subcodes
Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.
| Code | Description | Billable |
|---|---|---|
| R77..0 | Abnormality of albumin | Yes |
| R77..1 | Abnormality of globulin | Yes |
| R77..2 | Abnormality of alphafetoprotein | Yes |
| R77..8 | Other specified abnormalities of plasma proteins | Yes |
| R77..9 | Abnormality of plasma protein, unspecified | Yes |
Last reviewed: September 2026