Z00.3 Encounter for examination for adolescent development state

✓ Billable ICD-10-CM 2026
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The ICD-10-CM code for Encounter for examination for adolescent development state is Z00.3 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Section
Z00-Z13: Persons encountering health services for examinations (Z00-Z13)
Category Z00
19 codes (13 billable)
FY2026 Status
Stable since FY2024

Also Known As

ICD-10-CM Alphabetic Index entries that lead to Z00.3:

  • Puberty (development state)
  • Examination (for) (following) (general) (of) (routine) › adolescent (development state)
  • Observation (following) (for) (without need for further medical care) › development state › adolescent
  • Evaluation (for) (of) › development state › adolescent
  • Evaluation (for) (of) › development state › puberty
  • Observation (following) (for) (without need for further medical care) › development state › puberty

Inclusion Terms

  • Encounter for puberty development state

U.S. Hospital Utilization

Z00.3 appeared in too few sampled U.S. inpatient stays in 2023 to report a national estimate (AHRQ suppresses counts of 10 or fewer) — a rare inpatient diagnosis.

Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.

Official Coding Guidelines

Used with any code in range A00.0-T88.9, Z00-Z99

1) Used with any code in the range of A00.0-T88.9, Z00-Z99 An external cause code may be used with any code in the range of A00.0-T88.9, Z00-Z99, classification that represents a health condition due to an external cause. Though they are most applicable to injuries, they are also valid for use with such things as infections or diseases due to an external source, and other health conditions, such as a heart attack that occurs during strenuous physical activity.

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.20.a.1
Code ranges A00.0-T88.9, Z00-Z99.8, U00-U85 (TOC)

3. Code or codes from A00.0 through T88.9, Z00-Z99.8, U00-U85 .......................................... 13

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.B.3

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

Related Codes

Parent Code

Z00 Encounter for general examination without complaint, suspected or reported diagnosis

Related Codes in Z00

Z00 Encounter for general examination without complaint, suspected or reported diagnosis Z00.0 Encounter for general adult medical examination Z00.00 Encounter for general adult medical examination without abnormal findings Z00.01 Encounter for general adult medical examination with abnormal findings Z00.1 Encounter for newborn, infant and child health examinations Z00.11 Newborn health examination Z00.110 Health examination for newborn under 8 days old Z00.111 Health examination for newborn 8 to 28 days old Z00.12 Encounter for routine child health examination Z00.121 Encounter for routine child health examination with abnormal findings Z00.129 Encounter for routine child health examination without abnormal findings Z00.2 Encounter for examination for period of rapid growth in childhood Z00.5 Encounter for examination of potential donor of organ and tissue Z00.6 Encounter for examination for normal comparison and control in clinical research program Z00.7 Encounter for examination for period of delayed growth in childhood Z00.70 Encounter for examination for period of delayed growth in childhood without abnormal findings Z00.71 Encounter for examination for period of delayed growth in childhood with abnormal findings Z00.8 Encounter for other general examination
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Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2025-10-01

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