MCMedicalCodingSoftware
Z91.B

Z91.B: Personal risk factor of exposure to diethylstilbestrol

Billable / specific codeICD-10-CMPOA exempt

Z91.B is a billable, specific ICD-10-CM code for personal risk factor of exposure to diethylstilbestrol. It is valid for submission on a claim.

Check Z91.B with the rest of the claim: free scrubber

Code also

Both codes may be needed to describe the encounter fully. Sequencing depends on the reason for the visit.

  • , associated conditions, such as:
  • conditions classifiable to C50.-
  • osteoporosis (M80.-)
  • premature menopause (E28.31-)

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • DES daughter or son
  • Personal risk factor of exposure to DES
  • Personal risk factor of exposure to DES in utero
  • Second generation DES exposure

Excludes2 inherited from the categories above Z91.B

Not part of this code, but both may be coded when both are present.

Written on Z91: Personal risk factors, not elsewhere classified

  • contact with and (suspected) exposures hazardous to health (Z77.-)
  • exposure to pollution and other problems related to physical environment (Z77.1-)
  • female genital mutilation status (N90.81-)
  • occupational exposure to risk factors (Z57.-)
  • personal history of physical injury and trauma (Z87.81, Z87.82-)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Alphabetic index entries that lead here

  • DES›child(daughter) (son)
  • DES›second generation
  • Exposure›risk factor, personal, to diethylstilbestrol(DES) (in utero)

Code history

  • addedFY2024-FY2027

    Personal risk factor of exposure to diethylstilbestrol

Other codes under Z91

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.