All ICD10 Codes
R77Non-billable

Other abnormalities of plasma proteins

Symptoms, Signs and Abnormal Clinical and Laboratory Findings·Abnormal findings on examination of blood, without diagnosis (R70-R79)·category·FY 2026

Use a more specific code (5 billable)
R77.0Abnormality of albuminR77.1Abnormality of globulinR77.2Abnormality of alphafetoproteinR77.8Other specified abnormalities of plasma proteinsR77.9Abnormality of plasma protein, unspecified

CH18 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • abnormal findings on antenatal screening of mother (O28.-)
  • certain conditions originating in the perinatal period (P04-P96)
  • signs and symptoms classified in the body system chapters
  • signs and symptoms of breast (N63, N64.5)

R70-R79 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • abnormal findings on antenatal screening of mother (O28.-)
  • abnormalities of lipids (E78.-)
  • abnormalities of platelets and thrombocytes (D69.-)
  • abnormalities of white blood cells classified elsewhere (D70-D72)
  • coagulation hemorrhagic disorders (D65-D68)
  • diagnostic abnormal findings classified elsewhere - see Alphabetical Index
  • hemorrhagic and hematological disorders of newborn (P50-P61)

Instructional Notes

Excludes1(Not coded here. Use a different code.)
  • disorders of plasma-protein metabolism (E88.0-)

Clinical Hierarchy

BillableHas subcodes
CH18Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
R70-R79Abnormal findings on examination of blood, without diagnosis (R70-R79)
R77Other abnormalities of plasma proteinsNot billable
R77.0Abnormality of albuminBillable
R77.1Abnormality of globulinBillable
R77.2Abnormality of alphafetoproteinBillable
R77.8Other specified abnormalities of plasma proteinsBillable
R77.9Abnormality of plasma protein, unspecifiedBillable

MS-DRG Classification

2026

No direct MS-DRG triggers identified.