DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

Z12 Encounter for screening for malignant neoplasms

  • Header · not billable

Z12 is not billable. The category heads 20 billable codes in FY2027, grouped under 10 subdivisions.

Index → code

  • Mammogram (examination) → Z12.39
  • Papanicolaou smear, cervix → Z12.4
  • Screening (for)leukemia → Z12.89

Where it sits

  1. Chapter 21 Factors influencing health status and contact with health services (Z00-Z99)
  2. Z00-Z13 Persons encountering health services for examinations (Z00-Z13)
  3. Z12 Encounter for screening for malignant neoplasms
Billable codes
20
Subdivisions
10
CC / MCC codes
0 / 0
HCC V28 codes
0
New FY2027
0
Index entries
44

Codes in Z12

  1. Z12.0
    Encounter for screening for malignant neoplasm of stomach
    BillableExempt
  2. Z12.1
    Encounter for screening for malignant neoplasm of intestinal tract
    Header
  3. Z12.10
    Encounter for screening for malignant neoplasm of intestinal tract, unspecified
    BillableExempt
  4. Z12.11
    Encounter for screening for malignant neoplasm of colon
    BillableExempt
    Inclusion terms 1

    Inclusion terms

    • Encounter for screening colonoscopy NOS
  5. Z12.12
    Encounter for screening for malignant neoplasm of rectum
    BillableExempt
  6. Z12.13
    Encounter for screening for malignant neoplasm of small intestine
    BillableExempt
  7. Z12.2
    Encounter for screening for malignant neoplasm of respiratory organs
    BillableExempt
  8. Z12.3
    Encounter for screening for malignant neoplasm of breast
    Header
  9. Z12.31
    Encounter for screening mammogram for malignant neoplasm of breast
    BillableExempt
    Excludes1 1

    Excludes1

    • inconclusive mammogram (R92.2) R92.2
  10. Z12.39
    Encounter for other screening for malignant neoplasm of breast
    BillableExempt
  11. Z12.4
    Encounter for screening for malignant neoplasm of cervix
    BillableExempt
    Inclusion terms 1, Excludes1 1, Excludes2 1

    Inclusion terms

    • Encounter for screening pap smear for malignant neoplasm of cervix

    Excludes1

    • when screening is part of general gynecological examination (Z01.4-) Z01.4

    Excludes2

    • encounter for screening for human papillomavirus (Z11.51) Z11.51
  12. Z12.5
    Encounter for screening for malignant neoplasm of prostate
    BillableExempt
  13. Z12.6
    Encounter for screening for malignant neoplasm of bladder
    BillableExempt
  14. Z12.7
    Encounter for screening for malignant neoplasm of other genitourinary organs
    Header
  15. Z12.71
    Encounter for screening for malignant neoplasm of testis
    BillableExempt
  16. Z12.72
    Encounter for screening for malignant neoplasm of vagina
    BillableExempt
    Inclusion terms 1, Excludes1 1, Use additional code 1

    Inclusion terms

    • Vaginal pap smear status-post hysterectomy for non-malignant condition

    Excludes1

    • vaginal pap smear status-post hysterectomy for malignant conditions (Z08) Z08

    Use additional code

    • code to identify acquired absence of uterus (Z90.71-) Z90.71
  17. Z12.73
    Encounter for screening for malignant neoplasm of ovary
    BillableExempt
  18. Z12.79
    Encounter for screening for malignant neoplasm of other genitourinary organs
    BillableExempt
  19. Z12.8
    Encounter for screening for malignant neoplasm of other sites
    Header
  20. Z12.81
    Encounter for screening for malignant neoplasm of oral cavity
    BillableExempt
  21. Z12.82
    Encounter for screening for malignant neoplasm of nervous system
    BillableExempt
  22. Z12.83
    Encounter for screening for malignant neoplasm of skin
    BillableExempt
  23. Z12.89
    Encounter for screening for malignant neoplasm of other sites
    BillableExempt
  24. Z12.9
    Encounter for screening for malignant neoplasm, site unspecified
    BillableExempt

Sources of each column.

Instructions

At Z12

Inclusion terms

  • Screening is the testing for disease or disease precursors in asymptomatic individuals so that early detection and treatment can be provided for those who test positive for the disease.

Excludes1

  • encounter for diagnostic examination-code to sign or symptom

Use additional code

  • code to identify any family history of malignant neoplasm (Z80.-) Z80

Notes that also apply

Block Z00-Z13 instructions (Notes 1, Excludes2 1): printed on the block page.

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

Index entries

  • Mammogram (examination) → Z12.39
  • Papanicolaou smear, cervix → Z12.4
  • Encounter (with health service) (for)colonoscopy, screening → Z12.11
  • Screening (for)colonoscopy → Z12.11
  • Mammogram (examination)routine → Z12.31
  • X-ray (of)breast (mammogram) (routine) → Z12.31
  • Admission (for)Papanicolaou smear, cervix → Z12.4
  • Examination (for) (following) (general) (of) (routine)cervical Papanicolaou smear → Z12.4
  • Papanicolaou smear, cervixfor suspected neoplasm → Z12.4
  • Screening (for)hematopoietic malignancy → Z12.89
  • Screening (for)Hodgkin disease → Z12.89
  • Screening (for)leukemia → Z12.89
  • Screening (for)lymphoma → Z12.89
  • Screening (for)neoplasm (malignant) (of) → Z12.9
  • Screening (for)neoplasm (malignant) (of)stomach → Z12.0
  • Screening (for)neoplasm (malignant) (of)intestinal tract → Z12.10
  • Screening (for)neoplasm (malignant) (of)colon → Z12.11
  • Screening (for)neoplasm (malignant) (of)rectum → Z12.12
  • Screening (for)neoplasm (malignant) (of)small intestine → Z12.13
  • Screening (for)neoplasm (malignant) (of)lung → Z12.2
  • Screening (for)neoplasm (malignant) (of)respiratory organs → Z12.2
  • Screening (for)neoplasm (malignant) (of)breast → Z12.39
  • Admission (for)Papanicolaou smear, cervixfor suspected malignant neoplasm → Z12.4
  • Screening (for)neoplasm (malignant) (of)cervix → Z12.4
  • Screening (for)neoplasm (malignant) (of)prostate → Z12.5
  • Screening (for)neoplasm (malignant) (of)bladder → Z12.6
  • Screening (for)neoplasm (malignant) (of)genitourinary organs NEC → Z12.79
  • Screening (for)neoplasm (malignant) (of)oral cavity → Z12.81
  • Screening (for)neoplasm (malignant) (of)nervous system → Z12.82
  • Screening (for)neoplasm (malignant) (of)skin → Z12.83
  • Screening (for)neoplasm (malignant) (of)blood → Z12.89
  • Screening (for)neoplasm (malignant) (of)hematopoietic system → Z12.89
  • Screening (for)neoplasm (malignant) (of)lymph (glands) → Z12.89
  • Screening (for)neoplasm (malignant) (of)specified site NEC → Z12.89
  • Screening (for)neoplasm (malignant) (of)intestinal tractcolon → Z12.11
  • Screening (for)neoplasm (malignant) (of)intestinal tractrectum → Z12.12
  • Screening (for)neoplasm (malignant) (of)intestinal tractsmall intestine → Z12.13
  • Screening (for)neoplasm (malignant) (of)breastroutine mammogram → Z12.31
  • Screening (for)neoplasm (malignant) (of)genitourinary organs NECcervix → Z12.4
  • Screening (for)neoplasm (malignant) (of)genitourinary organs NECprostate → Z12.5

4 more, longer entries are not listed; the search box finds them by word.

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

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