G0383 HCPCS Level II Code: Lev 4 hosp type b ed visit

Contextual Map

Every relationship of G0383 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)

• G0309 — Removal of implantable interstitial glucose sensor with creation of subcutaneous pocket at different anatomic site and insertion of new 180 day implantable sensor, including system activation[Sibling]— CMS HCPCS Level II code set
• G0310 — Immunization counseling by a physician or other qualified health care professional when the vaccine(s) is not administered on the same date of service, 5 to 15 mins time (this code is used for medicaid billing purposes)[Sibling]— CMS HCPCS Level II code set
• G0311 — Immunization counseling by a physician or other qualified health care professional when the vaccine(s) is not administered on the same date of service, 16-30 mins time (this code is used for medicaid billing purposes)[Sibling]— CMS HCPCS Level II code set
• G0312 — Immunization counseling by a physician or other qualified health care professional when the vaccine(s) is not administered on the same date of service for ages under 21, 5 to 15 mins time (this code is used for medicaid billing purposes)[Sibling]— CMS HCPCS Level II code set
• G0313 — Immunization counseling by a physician or other qualified health care professional when the vaccine(s) is not administered on the same date of service for ages under 21, 16-30 mins time (this code is used for medicaid billing purposes)[Sibling]— CMS HCPCS Level II code set
• G0314 — Immunization counseling by a physician or other qualified health care professional for covid-19, ages under 21, 16-30 mins time (this code is used for the medicaid early and periodic screening, diagnostic, and treatment benefit (epsdt)[Sibling]— CMS HCPCS Level II code set
• G0315 — Immunization counseling by a physician or other qualified health care professional for covid-19, ages under 21, 5-15 mins time (this code is used for the medicaid early and periodic screening, diagnostic, and treatment benefit (epsdt)[Sibling]— CMS HCPCS Level II code set
• G0316 — Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by the physician or qualified healthcare professional, with or without direct patient contact (list separately in addition to cpt codes 99223, 99233, and 99236 for hospital inpatient or observation care evaluation and management services). (do not report g0316 on the same date of service as other prolonged services for evaluation and management 99358, 99359, 99418, 99415, 99416). (do not report g0316 for any time unit less than 15 minutes)[Sibling]— CMS HCPCS Level II code set
• and 32 more

Change history

• January 1, 2007 — 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 G0383 in its code family, with their registry titles.

• G0378 — Hospital observation service, per hour
• G0379 — Direct admission of patient for hospital observation care
• G0380 — Level 1 hospital emergency department visit provided in a type b emergency department; (the ed must meet at least one of the following requirements: (1) it is licensed by the state in which it is…
• G0381 — Level 2 hospital emergency department visit provided in a type b emergency department; (the ed must meet at least one of the following requirements: (1) it is licensed by the state in which it is…
• G0382 — Level 3 hospital emergency department visit provided in a type b emergency department; (the ed must meet at least one of the following requirements: (1) it is licensed by the state in which it is…
• G0384 — Level 5 hospital emergency department visit provided in a type b emergency department; (the ed must meet at least one of the following requirements: (1) it is licensed by the state in which it is…
• G0389 — Ultrasound b-scan and/or real time with image documentation; for abdominal aortic aneurysm (aaa) screening
• G0390 — Trauma response team associated with hospital critical care service
• G0396 — Alcohol and/or substance (other than tobacco) misuse structured assessment (e.g., audit, dast), and brief intervention 15 to 30 minutes
• G0397 — Alcohol and/or substance (other than tobacco) misuse structured assessment (e.g., audit, dast), and intervention, greater than 30 minutes