DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

Z29 Encounter for other prophylactic measures

  • Header · not billable

Z29 is not billable. The category heads 8 billable codes in FY2027, grouped under 4 subdivisions.

Index → code

  • Encounter (with health service) (for)prophylactic measures → Z29.9
  • Encounter (with health service) (for)HIVPrEP → Z29.81
  • Encounter (with health service) (for)HIVpre-exposure prophylaxis → Z29.81

Where it sits

  1. Chapter 21 Factors influencing health status and contact with health services (Z00-Z99)
  2. Z20-Z29 Persons with potential health hazards related to communicable diseases (Z20-Z29)
  3. Z29 Encounter for other prophylactic measures
Billable codes
8
Subdivisions
4
CC / MCC codes
0 / 0
HCC V28 codes
0
New FY2027
0
Index entries
10

Codes in Z29

  1. Z29.1
    Encounter for prophylactic immunotherapy
    Header
    Inclusion terms 1

    Inclusion terms

    • Encounter for administration of immunoglobulin
  2. Z29.11
    Encounter for prophylactic immunotherapy for respiratory syncytial virus (RSV)
    BillableExempt
  3. Z29.12
    Encounter for prophylactic antivenin
    BillableExempt
  4. Z29.13
    Encounter for prophylactic Rho(D) immune globulin
    BillableExempt
  5. Z29.14
    Encounter for prophylactic rabies immune globulin Title revised FY2027
    BillableExempt
  6. Z29.3
    Encounter for prophylactic fluoride administration
    BillableExempt
  7. Z29.8
    Encounter for other specified prophylactic measures
    Header
  8. Z29.81
    Encounter for HIV pre-exposure prophylaxis
    BillableExempt
    Code also 3

    Code also

    • , if applicable, risk factors for HIV, such as:
    • contact with and (suspected) exposure to human immunodeficiency virus [HIV] (Z20.6) Z20.6
    • high risk sexual behavior (Z72.5-) Z72.5
  9. Z29.89
    Encounter for other specified prophylactic measures
    BillableExempt
  10. Z29.9
    Encounter for prophylactic measures, unspecified
    BillableExempt

Sources of each column.

Instructions

At Z29

Excludes1

  • desensitization to allergens (Z51.6) Z51.6
  • prophylactic surgery (Z40.-) Z40

Notes that also apply

Chapter 21 instructions (Notes 3): printed on the chapter 21 page.

Index entries

  • Encounter (with health service) (for)prophylactic measures → Z29.9
  • Encounter (with health service) (for)prophylactic measuresimmunotherapy for respiratory syncytial virus (RSV) → Z29.11
  • Encounter (with health service) (for)prophylactic measuresantivenin → Z29.12
  • Encounter (with health service) (for)prophylactic measuresRho (D) immune globulin → Z29.13
  • Encounter (with health service) (for)prophylactic measuresrabies immune globin → Z29.14
  • Encounter (with health service) (for)prophylactic measuresfluoride administration → Z29.3
  • Encounter (with health service) (for)HIVpre-exposure prophylaxis → Z29.81
  • Encounter (with health service) (for)HIVPrEP → Z29.81
  • Encounter (with health service) (for)prophylactic measuresHIV pre-exposure → Z29.81
  • Encounter (with health service) (for)prophylactic measuresspecified NEC → Z29.89

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

Hierarchy