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2025
ICD-10-CM
HCPCS
MODIFIERS
DRG
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ICD-10 PCS Codes
B
Y
4
B - First Trimester, Multiple Gestation
First Trimester, Multiple Gestation
BY4BZ
- None
BY4BZZ
BY4BZZZ
- Ultrasonography First Trimester, Multiple Gestation to None with None, None Approach