G9243 HCPCS Level II Code: Documentation of viral load less than 200 copies/ml

Contextual Map

Every relationship of G9243 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 (40)

• G9223 — Pneumocystis jiroveci pneumonia prophylaxis prescribed within 3 months of low cd4+ cell count below 500 cells/mm3 or a cd4 percentage below 15%[Sibling]— CMS HCPCS Level II code set
• G9224 — Documentation of medical reason for not performing foot exam (e.g., patient with bilateral foot/leg amputation)[Sibling]— CMS HCPCS Level II code set
• G9225 — Foot exam was not performed, reason not given[Sibling]— CMS HCPCS Level II code set
• G9226 — Foot examination performed (includes examination through visual inspection, sensory exam with 10-g monofilament plus testing any one of the following: vibration using 128-hz tuning fork, pinprick sensation, ankle reflexes, or vibration perception threshold, and pulse exam; report when all of the 3 components are completed)[Sibling]— CMS HCPCS Level II code set
• G9227 — Functional outcome assessment documented, care plan not documented, documentation the patient is not eligible for a care plan at the time of the encounter[Sibling]— CMS HCPCS Level II code set
• G9228 — Chlamydia, gonorrhea and syphilis screening results documented (report when results are present for all of the 3 screenings)[Sibling]— CMS HCPCS Level II code set
• G9229 — Chlamydia, gonorrhea, and syphilis screening results not documented (patient refusal is the only allowed exception)[Sibling]— CMS HCPCS Level II code set
• G9230 — Chlamydia, gonorrhea, and syphilis not screened, reason not given[Sibling]— CMS HCPCS Level II code set
• and 32 more

Change history

• January 1, 2014 — Added to the code set [Change history]— CMS release files (code change ledger)

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 — July 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 structured 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 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.

Labels on this page: Official source data · MedCoder structured relationship · MedCoder explanation. How to read the labels · All data sources and release dates

Nearest Codes in This Family

Official HCPCS Level II classifications closest to G9243 in its code family, with their registry titles.

• G9238 — I intend to report the optimizing patient exposure to ionizing radiation measures group
• G9239 — Documentation of reasons for patient initiating maintenance hemodialysis with a catheter as the mode of vascular access (e.g., patient has a maturing arteriovenous fistula (avf)/arteriovenous graft…
• G9240 — Patient whose mode of vascular access is a catheter at the time maintenance hemodialysis is initiated
• G9241 — Patient whose mode of vascular access is not a catheter at the time maintenance hemodialysis is initiated
• G9242 — Documentation of viral load equal to or greater than 200 copies/ml or viral load not performed
• G9244 — Antiretroviral thereapy not prescribed
• G9245 — Antiretroviral therapy prescribed
• G9246 — Patient did not have two eligible encounters at least 90 days apart or one eligible encounter and one hiv viral load test at least 90 days apart
• G9247 — Patient had two eligible encounters at least 90 days apart or one eligible encounter and one hiv viral load test at least 90 days apart
• G9248 — Patient did not have a medical visit in the last 6 months