DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

B05 Measles

  • Header · not billable

B05 is not billable. The category heads 8 billable codes in FY2027, grouped under 7 subdivisions.

Index → code

  • Koplik's spots → B05.9
  • Postmeasles complication NEC → B05.89
  • Measles (black) (hemorrhagic) (suppressed) → B05.9

Where it sits

  1. Chapter 1 Certain infectious and parasitic diseases (A00-B99)
  2. B00-B09 Viral infections characterized by skin and mucous membrane lesions (B00-B09)
  3. B05 Measles
Billable codes
8
Subdivisions
7
CC / MCC codes
4 / 2
HCC V28 codes
0
New FY2027
0
Index entries
25

Codes in B05

  1. B05.0
    Measles complicated by encephalitis
    BillableMCC
    Inclusion terms 1

    Inclusion terms

    • Postmeasles encephalitis
  2. B05.1
    Measles complicated by meningitis
    BillableCC
    Inclusion terms 1

    Inclusion terms

    • Postmeasles meningitis
  3. B05.2
    Measles complicated by pneumonia
    BillableMCC
    Inclusion terms 1

    Inclusion terms

    • Postmeasles pneumonia
  4. B05.3
    Measles complicated by otitis media
    Billable
    Inclusion terms 1

    Inclusion terms

    • Postmeasles otitis media
  5. B05.4
    Measles with intestinal complications
    BillableCC
  6. B05.8
    Measles with other complications
    Header
  7. B05.81
    Measles keratitis and keratoconjunctivitis
    BillableCC
  8. B05.89
    Other measles complications
    BillableCC
  9. B05.9
    Measles without complication
    Billable
    Inclusion terms 1

    Inclusion terms

    • Measles NOS

CC/MCC: as a secondary diagnosis, unless the principal diagnosis is on the code’s PDX exclusion list (MS-DRG v44 Appendix C; list on the code card).

Sources of each column.

Instructions

At B05

Includes

  • morbilli

Excludes1

  • subacute sclerosing panencephalitis (A81.1) A81.1

Notes that also apply

Chapter 1 instructions (Includes 1, Excludes2 5, Use additional code 1): printed on the chapter 1 page.

Index entries

  • Postmeasles complication NEC → B05.89
  • Koplik's spots → B05.9
  • Measles (black) (hemorrhagic) (suppressed) → B05.9
  • Encephalitis (chronic) (hemorrhagic) (idiopathic) (nonepidemic) (spurious) (subacute)postmeasles → B05.0
  • Encephalomyelitispostmeasles → B05.0
  • Meningitis (basal) (basic) (brain) (cerebral) (cervical) (congestive) (diffuse) (hemorrhagic) (infantile) (membranous) (metastatic) (nonspecific) (pontine) (progressive) (simple) (spinal) (subacute) (sympathetic) (toxic)postmeasles → B05.1
  • Pneumonia (acute) (double) (migratory) (purulent) (septic) (unresolved)giant cell (measles) → B05.2
  • Pneumonia (acute) (double) (migratory) (purulent) (septic) (unresolved)postmeasles → B05.2
  • Keratitis (nodular) (nonulcerative) (simple) (zonular)postmeasles → B05.81
  • Keratoconjunctivitispostmeasles → B05.81
  • Spots, spotting (in) (of)Koplik's → B05.9
  • Encephalitis (chronic) (hemorrhagic) (idiopathic) (nonepidemic) (spurious) (subacute)in (due to)measles → B05.0
  • Measles (black) (hemorrhagic) (suppressed)withencephalitis → B05.0
  • Measles (black) (hemorrhagic) (suppressed)withmeningitis → B05.1
  • Meningitis (basal) (basic) (brain) (cerebral) (cervical) (congestive) (diffuse) (hemorrhagic) (infantile) (membranous) (metastatic) (nonspecific) (pontine) (progressive) (simple) (spinal) (subacute) (sympathetic) (toxic)in (due to)measles → B05.1
  • Measles (black) (hemorrhagic) (suppressed)withpneumonia → B05.2
  • Pneumonia (acute) (double) (migratory) (purulent) (septic) (unresolved)in (due to)measles → B05.2
  • Measles (black) (hemorrhagic) (suppressed)withotitis media → B05.3
  • Otitis (acute)media (hemorrhagic) (staphylococcal) (streptococcal)postmeasles → B05.3
  • Measles (black) (hemorrhagic) (suppressed)withintestinal complications → B05.4
  • Keratitis (nodular) (nonulcerative) (simple) (zonular)in (due to)measles → B05.81
  • Measles (black) (hemorrhagic) (suppressed)withkeratitis (keratoconjunctivitis) → B05.81
  • Measles (black) (hemorrhagic) (suppressed)withcomplications NEC → B05.89
  • Otitis (acute)media (hemorrhagic) (staphylococcal) (streptococcal)in (due to) (with)measles → B05.3
  • Otitis (acute)media (hemorrhagic) (staphylococcal) (streptococcal)acute, subacutenecrotizinginmeasles → B05.3

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

Hierarchy