MedCodeSearch
ICD-10-CM Current in FY 2027

Q85.81

PTEN hamartoma tumor syndrome

Release
FY 2027
Effective
Official source (opens in a new tab)

Hierarchy

Where Q85.81 sits in the official hierarchy. Each level is the code it is classified under.

  1. Q85 Phakomatoses, not elsewhere classified
  2. Q85.8 Parent Other phakomatoses, not elsewhere classified
  3. Q85.81 This code PTEN hamartoma tumor syndrome

Official Coding Notes

Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.

Inclusion Terms

PHTS

Inclusion Terms

PTEN related Cowden syndrome

Excludes1

Meckel-Gruber syndrome ( Q61.9 )

Inherited from Q85.8 — Other phakomatoses, not elsewhere classified

Excludes1

ataxia telangiectasia [Louis-Bar] ( G11.3 )

Inherited from Q85 — Phakomatoses, not elsewhere classified

Excludes1

familial dysautonomia [Riley-Day] ( G90.1 )

Inherited from Q85 — Phakomatoses, not elsewhere classified

Code Also

, if applicable, genetic susceptibility to malignant neoplasm ( Z15.0- )

Version History

How Q85.81 appears in each release imported from the official files, newest first.

  1. FY 2027 Effective

    Current

    PTEN hamartoma tumor syndrome

  2. FY 2026 Effective

    Unchanged

    PTEN hamartoma tumor syndrome

Related Codes

Other codes under Q85.8

Data Source

Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.

Release
FY 2027
Effective
Source file
icd10cm-code-descriptions-2027.zip

Official ICD-10-CM source files (opens in a new tab)

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