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Q01.1

Nasofrontal encephalocele

Billable FY2026 2025-10-01 → 2026-09-30
Exclusions 1 never code together
Q01code
Excludes1
  • Meckel-Gruber syndrome (Q61.9)Q61.9

Excludes1 — never code together. The excluded condition and this one are mutually exclusive.

Instructional notes 7
Q01code
Includes
  • Arnold-Chiari syndrome, type III
  • encephalocystocele
  • encephalomyelocele
  • hydroencephalocele
  • hydromeningocele, cranial
  • meningocele, cerebral
  • meningoencephalocele
Index entries leading here 1
Alongside this code 4 same parent — Q01
Q01.0 Frontal encephalocele Q01.2 Occipital encephalocele Q01.8 Encephalocele of other sites Q01.9 Encephalocele, unspecified
Additional references
AHA Coding Clinic® Licence required

Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.

Risk adjustment

CMS22HCC72 CMS28HCC182 ESRD21HCC72 ESRD24HCC72 RX08HCC155

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This code

Billable
yes
Code set
FY2026
Parent
Q01
Block
Q00-Q07
Siblings
4

Present FY2024–FY2027.