U.S. ICD-10-CM · FY 2027

R97 ICD-10-CM Code: Abnormal tumor markers

A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.

Code definition

Official description

R97

Abnormal tumor markers

ICD-10-CM diagnosis code · United States clinical modification

Classification

Where R97 sits

  1. 1

    Chapter 18

    Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)

  2. 2

    Section

    Abnormal tumor markers (R97)

  3. 3

    Category R97

    Abnormal tumor markers

  4. 4

    Code R97

    Abnormal tumor markers

More specific choices

Codes under R97

R97 is a non-billable category. Choose the child code that best matches the documented diagnosis.

Documentation details

Notes for this code

Inclusion terms

  • Elevated tumor associated antigens [TAA]
  • Elevated tumor specific antigens [TSA]

Code first

No “code first” instruction is listed for R97.

Use additional code

No “use additional code” instruction is listed for R97.

Excludes1

Conditions that should not be reported together with this code.

No Excludes1 note is listed for R97.

Excludes2

Conditions not included here that may be reported separately when present.

No Excludes2 note is listed for R97.

Transparency

Source and release

Data release

U.S. ICD-10-CM · FY 2027

Effective date

Oct 1, 2026

This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.

Review the CDC/NCHS ICD-10-CM source

Code-specific guidance

Frequently asked questions

What does ICD-10-CM code R97 mean?

R97 is the FY 2027 U.S. ICD-10-CM code for “Abnormal tumor markers.”

Is R97 a billable or specific ICD-10-CM code?

No. R97 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.

Where is R97 located in ICD-10-CM?

R97 is listed in Chapter 18, Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99), within Abnormal tumor markers (R97) (R97–R97), under category R97, Abnormal tumor markers.

What coding notes are listed for R97?

Its listed inclusion terms are Elevated tumor associated antigens [TAA]; Elevated tumor specific antigens [TSA]. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.

Ready to transform your clinical documentation?

Join Vero and see how effortless documentation can be.

  • No credit card required

  • Cancel anytime