DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

Z53 Persons encountering health services for specific procedures and treatment, not carried out

  • Header · not billable

Z53 is not billable. The category heads 12 billable codes in FY2027, grouped under 6 subdivisions.

Index → code

  • Canceled procedure (surgical) → Z53.9
  • Procedure (surgical)not done → Z53.9
  • Refusal oftreatment (because of) → Z53.20

Where it sits

  1. Chapter 21 Factors influencing health status and contact with health services (Z00-Z99)
  2. Z40-Z53 Encounters for other specific health care (Z40-Z53)
  3. Z53 Persons encountering health services for specific procedures and treatment, not carried out
Billable codes
12
Subdivisions
6
CC / MCC codes
0 / 0
HCC V28 codes
0
New FY2027
0
Index entries
27

Codes in Z53

  1. Z53.0
    Procedure and treatment not carried out because of contraindication
    Header
  2. Z53.01
    Procedure and treatment not carried out due to patient smoking
    Billable
  3. Z53.09
    Procedure and treatment not carried out because of other contraindication
    Billable
  4. Z53.1
    Procedure and treatment not carried out because of patient's decision for reasons of belief and group pressure
    Billable
  5. Z53.2
    Procedure and treatment not carried out because of patient's decision for other and unspecified reasons
    Header
  6. Z53.20
    Procedure and treatment not carried out because of patient's decision for unspecified reasons
    Billable
  7. Z53.21
    Procedure and treatment not carried out due to patient leaving prior to being seen by health care provider
    Billable
  8. Z53.29
    Procedure and treatment not carried out because of patient's decision for other reasons
    Billable
  9. Z53.3
    Procedure converted to open procedure
    Header
  10. Z53.31
    Laparoscopic surgical procedure converted to open procedure
    BillableExempt
  11. Z53.32
    Thoracoscopic surgical procedure converted to open procedure
    BillableExempt
  12. Z53.33
    Arthroscopic surgical procedure converted to open procedure
    BillableExempt
  13. Z53.39
    Other specified procedure converted to open procedure
    BillableExempt
  14. Z53.8
    Procedure and treatment not carried out for other reasons
    Billable
  15. Z53.9
    Procedure and treatment not carried out, unspecified reason
    Billable

Sources of each column.

Instructions

Notes that also apply

Block Z40-Z53 instructions (Inclusion terms 1, Excludes2 1): printed on the block page.

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

Index entries

  • Canceled procedure (surgical) → Z53.9
  • Refusal oftreatment (because of) → Z53.20
  • Procedure (surgical)not done → Z53.9
  • Canceled procedure (surgical)because ofcontraindication → Z53.09
  • Refusal oftreatment (because of)reasons of belief or group pressure → Z53.1
  • Canceled procedure (surgical)because ofpatient's decision → Z53.20
  • Refusal oftreatment (because of)left without being seen → Z53.21
  • Canceled procedure (surgical)because ofleft against medical advice (AMA) → Z53.29
  • Refusal oftreatment (because of)left against medical advice (AMA) → Z53.29
  • Refusal oftreatment (because of)patient's decision NEC → Z53.29
  • Procedure (surgical)convertedlaparoscopic to open → Z53.31
  • Procedure (surgical)convertedthoracoscopic to open → Z53.32
  • Procedure (surgical)convertedarthroscopic to open → Z53.33
  • Procedure (surgical)convertedspecified procedure NEC to open → Z53.39
  • Canceled procedure (surgical)because ofspecified reason NEC → Z53.8
  • Canceled procedure (surgical)because ofcontraindicationsmoking → Z53.01
  • Procedure (surgical)not donebecause ofcontraindication → Z53.09
  • Canceled procedure (surgical)because ofpatient's decisionfor reasons of belief or group pressure → Z53.1
  • Procedure (surgical)not donebecause ofpatient's decision → Z53.20
  • Canceled procedure (surgical)because ofpatient's decisionspecified reason NEC → Z53.29
  • Procedure (surgical)not donebecause ofadministrative reasons → Z53.8
  • Procedure (surgical)not donebecause ofspecified reason NEC → Z53.8
  • Procedure (surgical)not donebecause ofcontraindicationsmoking → Z53.01
  • Procedure (surgical)not donebecause ofpatient's decisionfor reasons of belief or group pressure → Z53.1
  • Procedure (surgical)not donebecause ofpatient's decisionleft without being seen → Z53.21
  • Procedure (surgical)not donebecause ofpatient's decisionleft against medical advice (AMA) → Z53.29
  • Procedure (surgical)not donebecause ofpatient's decisionspecified reason NEC → Z53.29

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

Hierarchy