G1005 — Clinical decision support mechanism national imaging associates, as defined by the medicare appropriate use criteria program
G1005 is a HCPCS Level II code for clinical decision support mechanism national imaging associates, as defined by the medicare appropriate use criteria program. It belongs to the Procedures and Professional Services (Temporary) section. It was terminated on December 31, 2020 and is not valid on new claims.
This code has been terminated
CMS terminated G1005 on December 31, 2020. It stays in the file as history — a claim you are auditing from before that date may legitimately carry it — but it must not appear on a new claim. The adjacent codes below are the usual place to look for its replacement.
Medicare coverage: Carrier judgment
Coverage is decided by your Medicare contractor, not by national policy. Whether this is paid depends on the LCD for your jurisdiction and on what the documentation supports.
From the coverage field of the CMS Alpha-Numeric HCPCS File, release 2026Q3-Jul. This states Medicare’s position on the code, not on your particular claim.
The CMS record for G1005
- Long descriptor
- Clinical decision support mechanism national imaging associates, as defined by the medicare appropriate use criteria program
- Short descriptor
- Cdsm nia
- Added
- January 1, 2020
- Terminated
- December 31, 2020
- BETOS
- Z2
- Pricing indicator
- 00 — Not priced by Part B
The official wording. This is what the code means.
CMS's 28-character form, which is what shows up on a remittance advice.
When CMS introduced the code.
When CMS retired it.
Berenson-Eggers Type of Service — CMS's own analytic grouping.
Service not separately priced by Part B — not covered, bundled into another service, or used by Part A only.
Codes adjacent to G1005
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If G1005 is not quite right, the correct code is very often within a few positions of it.
- G0920Type, anatomic location, and activity all documentedterminated
- G0921Documentation of patient reason(s) for not being able to assess (e.g., patient refuses endoscopic and/or radiologic assessment)terminated
- G0922No documentation of disease type, anatomic location, and activity, reason not giventerminated
- G1000Clinical decision support mechanism applied pathways, as defined by the medicare appropriate use criteria programterminated
- G1001Clinical decision support mechanism evicore, as defined by the medicare appropriate use criteria programterminated
- G1002Clinical decision support mechanism medcurrent, as defined by the medicare appropriate use criteria programterminated
- G1003Clinical decision support mechanism medicalis, as defined by the medicare appropriate use criteria programterminated
- G1004Clinical decision support mechanism national decision support company, as defined by the medicare appropriate use criteria programterminated
- G1006Clinical decision support mechanism test appropriate, as defined by the medicare appropriate use criteria programterminated
- G1007Clinical decision support mechanism aim specialty health, as defined by the medicare appropriate use criteria programterminated
- G1008Clinical decision support mechanism cranberry peak, as defined by the medicare appropriate use criteria programterminated
- G1009Clinical decision support mechanism sage health management solutions, as defined by the medicare appropriate use criteria programterminated
- G1010Clinical decision support mechanism stanson, as defined by the medicare appropriate use criteria programterminated
- G1011Clinical decision support mechanism, qualified tool not otherwise specified, as defined by the medicare appropriate use criteria programterminated
- G1012Clinical decision support mechanism agilemd, as defined by the medicare appropriate use criteria programterminated
- G1013Clinical decision support mechanism evidencecare imagingcare, as defined by the medicare appropriate use criteria programterminated
Questions about G1005
What is HCPCS code G1005?
G1005 is a HCPCS Level II code for clinical decision support mechanism national imaging associates, as defined by the medicare appropriate use criteria program. It sits in the Procedures and Professional Services (Temporary) section.
Does Medicare cover G1005?
The CMS HCPCS file marks G1005 as "Carrier judgment". Coverage is decided by your Medicare contractor, not by national policy. Whether this is paid depends on the LCD for your jurisdiction and on what the documentation supports.
Is G1005 still valid?
No. G1005 was terminated on December 31, 2020 and should not be used on new claims.