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2025
ICD-10-CM
HCPCS
MODIFIERS
DRG
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ICD-10 PCS Codes
4
A
1 - Monitoring
Monitoring
4A10
- Central Nervous
4A11
- Peripheral Nervous
4A12
- Cardiac
4A13
- Arterial
4A14
- Venous
4A16
- Lymphatic
4A19
- Respiratory
4A1B
- Gastrointestinal
4A1D
- Urinary
4A1G
- Skin and Breast
4A1H
- Products of Conception, Cardiac
4A1J
- Products of Conception, Nervous
4A1Z
- None