DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

B73 Onchocerciasis

  • Header · not billable

B73 is not billable. The category heads 5 billable codes in FY2027, grouped under 2 subdivisions.

Index → code

  • River blindness → B73.01
  • Robles' disease → B73.01
  • Onchocerciasis, onchocercosis → B73.1

Where it sits

  1. Chapter 1 Certain infectious and parasitic diseases (A00-B99)
  2. B65-B83 Helminthiases (B65-B83)
  3. B73 Onchocerciasis
Billable codes
5
Subdivisions
2
CC / MCC codes
5 / 0
HCC V28 codes
0
New FY2027
0
Index entries
21

Codes in B73

  1. B73.0
    Onchocerciasis with eye disease
    Header
  2. B73.00
    Onchocerciasis with eye involvement, unspecified
    BillableCC
  3. B73.01
    Onchocerciasis with endophthalmitis
    BillableCC
  4. B73.02
    Onchocerciasis with glaucoma
    BillableCC
  5. B73.09
    Onchocerciasis with other eye involvement
    BillableCC
    Inclusion terms 1

    Inclusion terms

    • Infestation of eyelid due to onchocerciasis
  6. B73.1
    Onchocerciasis without eye disease
    BillableCC

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 B73

Includes

  • onchocerca volvulus infection
  • onchocercosis
  • river blindness

Notes that also apply

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

Index entries

  • River blindness → B73.01
  • Robles' disease → B73.01
  • Onchocerciasis, onchocercosis → B73.1
  • Onchocerciasis, onchocercosiseye NEC → B73.00
  • Blindness (acquired) (congenital) (both eyes)river → B73.01
  • Disease, diseasedRobles' (onchocerciasis) → B73.01
  • Onchocerciasis, onchocercosiseyelid → B73.09
  • Pruritus, pruritic (essential)due to onchocerca volvulus → B73.1
  • Infestationmicrofilaria streptocercaeye → B73.00
  • Onchocerciasis, onchocercosiswitheye disease → B73.00
  • Endophthalmitis (acute) (infective) (metastatic) (subacute)in (due to)onchocerciasis → B73.01
  • Glaucomain (due to)onchocerciasis → B73.02
  • Infestationmicrofilaria streptocercaeyelid → B73.09
  • Infestationfilarialdue toOnchocerca volvulus → B73.00
  • Onchocerciasis, onchocercosiswitheye diseaseendophthalmitis → B73.01
  • Onchocerciasis, onchocercosiswitheye diseaseglaucoma → B73.02
  • Infestationeyelidin (due to)onchocerciasis → B73.09
  • Onchocerciasis, onchocercosiswitheye diseaseeyelid → B73.09
  • Onchocerciasis, onchocercosiswitheye diseasespecified NEC → B73.09
  • Infestationfilarialdue toOnchocerca volvuluseye → B73.00
  • Infestationfilarialdue toOnchocerca volvuluseyelid → B73.09

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

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