ICD-10 Z09
Billable / SpecificEncounter for follow-up examination after completed treatment for conditions other than malignant neoplasm
About ICD-10-CM Z09
ICD-10-CM code Z09 represents Encounter for follow-up examination after completed treatment for conditions other than malignant neoplasm. This is a billable/specific code in the Factors Influencing Health Status chapter (block Z09). The 2026 edition of ICD-10-CM Z09 became effective on October 1, 2025.
Inclusion Terms / Approximate Synonyms
Clinical terms and conditions classified under Z09. Per CMS ICD-10-CM Tabular 2026.
- Medical surveillance following completed treatment
Type 1 Excludes
Pure excludes, these codes can never be coded together with Z09. The conditions are mutually exclusive (e.g., congenital vs acquired forms).
- aftercare following medical care (Z43-Z49, Z51)
- surveillance of contraception (Z30.4-)
- surveillance of prosthetic and other medical devices (Z44-Z46)
Use Additional Code
When coding Z09, also report these additional codes when applicable.
- code to identify any applicable history of disease code (Z86.-, Z87.-)
Medicare LCD Coverage for Z09
Local Coverage Determinations (LCDs) from CMS MACs that list Z09 as a covered diagnosis.
Showing top 10 of 836 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing Z09.
1 Cigna
5 Medicare
CPT Codes Commonly Billed with Z09
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
- 99211 Established patient minimal visit — BP check, medication refill, nurse visit, immunization admin, post-op follow-up, injury follow-up Primary Care
Convert Z09 to ICD-9-CM
Per CMS General Equivalence Mappings (GEMs), useful for legacy data review and historical claim analysis.
| ICD-10 | ICD-9 | Mapping Flags |
|---|---|---|
| Z09 | V6700 | 10000 |
| Z09 | V6709 | 10000 |
| Z09 | V671 | 10000 |
| Z09 | V672 | 10000 |
| Z09 | V673 | 10000 |
| Z09 | V674 | 10000 |
| Z09 | V6751 | 10000 |
| Z09 | V6759 | 10000 |
| Z09 | V676 | 10000 |
| Z09 | V679 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To Z09
Other codes in section Z00-Z13 (Persons encountering health services for examinations).
ICD-10 Z09, Billing FAQ
Is ICD-10 code Z09 billable? +
Yes, Z09 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What other names or terms map to Z09? +
ICD-10 Z09 includes: Medical surveillance following completed treatment.
What codes are Type 1 Excludes for Z09? +
Type 1 Excludes (never code together with Z09): aftercare following medical care (Z43-Z49, Z51); surveillance of contraception (Z30.4-); surveillance of prosthetic and other medical devices (Z44-Z46)
What CPT codes are commonly billed with Z09? +
Procedures frequently paired with Z09 include: 99211.
What ICD-9 codes does Z09 map to? +
Per CMS GEMs, Z09 maps to ICD-9 codes: V6700, V6709, V671, V672, V673. Useful for legacy data review and historical claim analysis.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on May 31, 2026.
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