G1023 HCPCS Level II Code: Clinical decision support mechanism persivia clinical decision support, as defined by the medicare appropriate use criteria program
HCPCS Level II code, maintained by CMS. Not a CPT code: CPT (HCPCS Level I) is a separate AMA code set that MedCoder does not publish. About HCPCS Level II
Compare with another code for G1023Check this code on a claim
Code status: Not valid. Removed from HCPCS Level II: not valid for dates of service on or after January 1, 2025.
Medicare Coverage & Payment
- CMS short descriptor: Cdsm persivia
- Medicare coverage: Carrier judgment (CMS coverage code C)
- Payment category: Service not separately priced (pricing indicator 00)
- BETOS: Z2 — Undefined codes
- Last CMS action effective: January 1, 2025
- Terminated: December 31, 2024
Source: CMS HCPCS Level II release. Coverage codes indicate how Medicare treats the code, not whether a specific claim will be paid; payer policy and documentation still govern.
Code Set: Removed from the code set — not valid on or after January 1, 2025.
Coding context
Guidelines, coding notes, decision aids, relationships (with MS-DRG and CCSR classification), hierarchy, HCC, coverage and the context map: what a coder reaches for after the core. Each section names whether it is official source data, a MedCoder-derived relationship or MedCoder editorial.
Contextual Map
Every relationship of G1023 in one view: hierarchy, official tabular instructions in both directions, clinical classification, risk adjustment, MS-DRG participation, index terms and change history — each edge carrying the CMS source it derives from.
Nearest codes (28)
- G1000 — Clinical decision support mechanism applied pathways, as defined by the medicare appropriate use criteria program[Sibling]— CMS HCPCS Level II code set
- G1001 — Clinical decision support mechanism evicore, as defined by the medicare appropriate use criteria program[Sibling]— CMS HCPCS Level II code set
- G1002 — Clinical decision support mechanism medcurrent, as defined by the medicare appropriate use criteria program[Sibling]— CMS HCPCS Level II code set
- G1003 — Clinical decision support mechanism medicalis, as defined by the medicare appropriate use criteria program[Sibling]— CMS HCPCS Level II code set
- G1004 — Clinical decision support mechanism national decision support company, as defined by the medicare appropriate use criteria program[Sibling]— CMS HCPCS Level II code set
- G1005 — Clinical decision support mechanism national imaging associates, as defined by the medicare appropriate use criteria program[Sibling]— CMS HCPCS Level II code set
- G1006 — Clinical decision support mechanism test appropriate, as defined by the medicare appropriate use criteria program[Sibling]— CMS HCPCS Level II code set
- G1007 — Clinical decision support mechanism aim specialty health, as defined by the medicare appropriate use criteria program[Sibling]— CMS HCPCS Level II code set
- and 20 more
Change history (2)
- January 1, 2025 — Removed from the code set [Change history]— CMS release files (code change ledger)
- and 1 more
Reference
Index terms and tables, published questions and FAQ, every source behind this page with its release and checksum, the date-of-service check and the complete change history.
Sources for this page
Codes, titles, notes, index terms and mappings on this page are transcribed from the datasets below. Relationships MedCoder computed and text MedCoder wrote are labelled where they appear.
- Code, descriptors, coverage and pricing attributes Official source data
- CMS HCPCS Alpha-Numeric (ANWEB) release — October 2026 quarterly update Release, file and checksum · Publisher’s page
- Change history and date-of-service validity Official source data
- CMS HCPCS quarterly update files, ingested into the change ledger Release, file and checksum · Publisher’s page
- Comparisons, relationships and the contextual map MedCoder-derived relationship
- Computed by MedCoder from the tabular notes and tables above; every derived relationship is marked as derived where it appears
- Summary and FAQ answers MedCoder editorial explanation
- Written by MedCoder to explain the sources above: drafted with AI assistance, checked by a person against the release files, and labelled as MedCoder text where it appears. Not official text.
Current data releases:ICD-10-CM FY2027 · ICD-10-PCS FY2027 · HCPCS October 2026 · MS-DRG v44 · Medicare Code Editor v44.0 · NCCI PTP Q4 2026 · MUE Q4 2026 · NCD code lists 2026-01 · LCD export September 28, 2026 · All releases and sources
Labels on this page: Official source data · MedCoder-derived relationship · MedCoder editorial explanation. How to read the labels · All data sources and release dates · CMS coding rules
Cite this page
Reference this page in a research guide, syllabus or article. The release is included because code content changes each year.
MedCoder.ai. "G1023 — Clinical decision support mechanism persivia clinical decision support, as defined by the medicare appropriate use criteria program." HCPCS Level II October 2026. https://medcoder.ai/hcpcs/code/g1023-clinical-decision-support-mechanism-persivia-clinical-decision-support-as-defined
Change history
- January 1, 2025Removed from the code setClinical decision support mechanism persivia clinical decision support, as defined by the medicare appropriate use criteria programHCPCS 2025 changes
- October 1, 2020Added to the code setClinical decision support mechanism persivia clinical decision support, as defined by the medicare appropriate use criteria programHCPCS 2020 changes
Nearest Codes in This Family
Official HCPCS Level II classifications closest to G1023 in its code family, with their registry titles.
- G1018 — Clinical decision support mechanism infinx, as defined by the medicare appropriate use criteria program
- G1019 — Clinical decision support mechanism logicnets, as defined by the medicare appropriate use criteria program
- G1020 — Clinical decision support mechanism curbside clinical augmented workflow, as defined by the medicare appropriate use criteria program
- G1021 — Clinical decision support mechanism ehealthline clinical decision support mechanism, as defined by the medicare appropriate use criteria program
- G1022 — Clinical decision support mechanism intermountain clinical decision support mechanism, as defined by the medicare appropriate use criteria program
- G1024 — Clinical decision support mechanism radrite, as defined by the medicare appropriate use criteria program
- G1025 — Patient-months where there are more than one medicare capitated payment (mcp) provider listed for the month
- G1026 — The 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…
- G1027 — The 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…
- G1028 — Take-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…