Z86.0101 Personal history of adenomatous and serrated colon polyps

Billable ICD-10-CM code, FY2026. Exempt from present-on-admission (POA) reporting.

Applicable to

• Personal history of tubular adenoma polyps
• Personal history of sessile adenomatous colon polyp
• Personal history of sessile serrated colon polyp
• Personal history of tubulovillous adenoma polyps
• Personal history of villous adenoma polyps
• Personal history of traditional serrated adenoma polyps

Applies from Z86 Personal history of certain other diseases

Code first

• any follow-up examination after treatment (Z09)

Applies from Z86.0 Personal history of in-situ and benign neoplasms and neoplasms of uncertain behavior

Excludes2 (not included here)

• personal history of malignant neoplasms (Z85.-)

Applies from Z86.010 Personal history of colon polyps

Applicable to

• Personal history of colorectal polyps
• Personal history of rectal polyps

MS-DRG index

Defines the logic of DRG(s) 951 in MDC 23.

Medicare Code Edits (MCE v43.1 (April 2026))

• Unacceptable principal diagnosis: These codes describe a circumstance which influences care but is not a current illness or injury, or capture only an underlying condition, and are unacceptable as principal diagnosis.

Code annotations containing back-references to Z86.0101

Back-references to Z86.01

• Type 2 Excludes: Z85 Personal history of malignant neoplasm ("personal history of benign neoplasm (Z86.01-)")

Back-references to Z86

• Use Additional: Z09 Encounter for follow-up examination after completed treatment for conditions other than malignant neoplasm ("code to identify any applicable history of disease code (Z86.-, Z87.-)")

Diagnosis Index entries for Z86.0101

• History › personal (of) › neoplasm › benign › colon polyp › adenomatous (sessile)
• History › personal (of) › neoplasm › benign › colon polyp › serrated (sessile)
• History › personal (of) › neoplasm › benign › colon polyp › traditional serrated adenoma
• History › personal (of) › neoplasm › benign › colon polyp › tubular adenoma
• History › personal (of) › neoplasm › benign › colon polyp › tubulovillous adenoma
• History › personal (of) › neoplasm › benign › colon polyp › villous adenoma

Nearby codes

• Z86.008 Personal history of in-situ neoplasm of other site
• Z86.00A Personal history of in-situ neoplasm of the fallopian tube(s)
• Z86.01 Personal history of benign neoplasm
• Z86.010 Personal history of colon polyps
• Z86.0100 Personal history of colon polyps, unspecified
• Z86.0101 Personal history of adenomatous and serrated colon polyps (this code)
• Z86.0102 Personal history of hyperplastic colon polyps
• Z86.0109 Personal history of other colon polyps
• Z86.011 Personal history of benign neoplasm of the brain
• Z86.012 Personal history of benign carcinoid tumor
• Z86.018 Personal history of other benign neoplasm