HCPCS Level II · Procedures and professional services (temporary)
G1003Clinical decision support mechanism medicalis, as defined by the medicare appropriate use criteria program
Terminated 12/31/2024
Source: CMS HCPCS quarterly update, October 2026. Page updated September 29, 2026.
About G1003
G1003 is an HCPCS Level II code in the G series (procedures and professional services (temporary)), describing clinical decision support mechanism medicalis, as defined by the medicare appropriate use criteria program.
It was added to HCPCS effective 01/01/2020, and its current record took effect 01/01/2025.
It was terminated on 12/31/2024 and can't be billed for later dates of service.
Its Medicare coverage code is "C", meaning coverage is left to the Medicare contractor's judgment.
Details
- Short description
- Cdsm medicalis
- Date added
- 01/01/2020
- Action effective
- 01/01/2025
- Termination date
- 12/31/2024
- BETOS
- Z2
Related G10xx codes
- G1025Patient-months where there are more than one medicare capitated payment (mcp) provider listed for the month
- G1026The number of adult patient-months in the denominator who were on maintenance hemodialysis using a catheter continuously for three months or longer under the care of the same practitioner or group partner as of the last hemodialysis session of the reporting month
- G1027The number of adult patient-months in the denominator who were on maintenance hemodialysis under the care of the same practitioner or group partner as of the last hemodialysis session of the reporting month using a catheter continuously for less than three months
- G1028Take-home supply of nasal naloxone; 2-pack of 8mg per 0.1 ml nasal spray (provision of the services by a medicare-enrolled opioid treatment program); list separately in addition to code for primary procedure
Common questions about G1003
Is HCPCS G1003 still valid?
- No. G1003 was terminated on 12/31/2024.
Does Medicare cover G1003?
- Its coverage code is "C": coverage is left to the Medicare contractor's judgment. Check the local coverage determination for your region.