DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

R77 Other abnormalities of plasma proteins

  • Header · not billable

R77 is not billable. The category heads 5 billable codes in FY2027: the 5 codes directly below it.

Index → code

  • Proteinemia → R77.9
  • Hyperglobulinemia → R77.1
  • Abnormal, abnormality, abnormalitiesalbumin → R77.0

Where it sits

  1. Chapter 18 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
  2. R70-R79 Abnormal findings on examination of blood, without diagnosis (R70-R79)
  3. R77 Other abnormalities of plasma proteins
Billable codes
5
Subdivisions
5
CC / MCC codes
0 / 0
HCC V28 codes
0
New FY2027
0
Index entries
7

Codes in R77

  1. R77.0
    Abnormality of albumin
    Billable
  2. R77.1
    Abnormality of globulin
    Billable
    Inclusion terms 1

    Inclusion terms

    • Hyperglobulinemia NOS
  3. R77.2
    Abnormality of alphafetoprotein
    Billable
  4. R77.8
    Other specified abnormalities of plasma proteins
    Billable
  5. R77.9
    Abnormality of plasma protein, unspecified
    Billable

Sources of each column.

Instructions

At R77

Excludes1

  • disorders of plasma-protein metabolism (E88.0-) E88.0

Notes that also apply

Block R70-R79 instructions (Excludes2 7): printed on the block page.

Chapter 18 instructions (Notes 9, Excludes2 4): printed on the chapter 18 page.

Index entries

  • Hyperglobulinemia → R77.1
  • Proteinemia → R77.9
  • Abnormal, abnormality, abnormalitiesalbumin → R77.0
  • Abnormal, abnormality, abnormalitiesglobulin → R77.1
  • Abnormal, abnormality, abnormalitiesalphafetoprotein → R77.2
  • Abnormal, abnormality, abnormalitiesplasmaprotein → R77.9
  • Abnormal, abnormality, abnormalitiesplasmaproteinspecified NEC → R77.8

NCHS Alphabetic Index. Index first, then the Tabular List.

Hierarchy