B309ZZZ ICD-10-PCS Code: Plain Radiography of Right External Carotid Artery
Axis Breakdown
Every ICD-10-PCS code is exactly seven characters, one per axis. Each character's meaning is defined by its position in the code.
| Position | Value | Meaning |
|---|---|---|
| 1 | SectionB | Imaging |
| 2 | Body System3 | Upper Arteries |
| 3 | Root Type0 | Plain Radiography Planar display of an image developed from the capture of external ionizing radiation on photographic or photoconductive plate |
| 4 | Body Part9 | External Carotid Artery, Right |
| 5 | ContrastZ | None |
| 6 | QualifierZ | None |
| 7 | QualifierZ | None |
Related Codes
Same operation — other Body Part
Same table and root operation, differing only in the body part character.
B305ZZZ — Plain Radiography of Bilateral Common Carotid Arteries, B306ZZZ — Plain Radiography of Right Internal Carotid Artery, B307ZZZ — Plain Radiography of Left Internal Carotid Artery, B308ZZZ — Plain Radiography of Bilateral Internal Carotid Arteries, B30BZZZ — Plain Radiography of Left External Carotid Artery, B30CZZZ — Plain Radiography of Bilateral External Carotid Arteries, B30DZZZ — Plain Radiography of Right Vertebral Artery, B30FZZZ — Plain Radiography of Left Vertebral Artery, +17 more
Same operation — other Contrast
Same table and root operation, differing only in the contrast character.
B3090ZZ — Plain Radiography of Right External Carotid Artery using High Osmolar Contrast, B3091ZZ — Plain Radiography of Right External Carotid Artery using Low Osmolar Contrast, B309YZZ — Plain Radiography of Right External Carotid Artery using Other Contrast
Same procedure category (CCSR), other tables
AHRQ's Clinical Classifications Software Refined groups these ICD-10-PCS procedures with this one under Plain radiography (Imaging); listed here are the members in other PCS tables. Source: Clinical Classifications Software Refined (CCSR), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, November 2025.
B206YZZ — Plain Radiography of Right and Left Heart using Other Contrast, B2070ZZ — Plain Radiography of Right Internal Mammary Bypass Graft using High Osmolar Contrast, B2071ZZ — Plain Radiography of Right Internal Mammary Bypass Graft using Low Osmolar Contrast, B207YZZ — Plain Radiography of Right Internal Mammary Bypass Graft using Other Contrast, B2080ZZ — Plain Radiography of Left Internal Mammary Bypass Graft using High Osmolar Contrast, B2081ZZ — Plain Radiography of Left Internal Mammary Bypass Graft using Low Osmolar Contrast, B208YZZ — Plain Radiography of Left Internal Mammary Bypass Graft using Other Contrast, B20F0ZZ — Plain Radiography of Other Bypass Graft using High Osmolar Contrast, B20F1ZZ — Plain Radiography of Other Bypass Graft using Low Osmolar Contrast, B20FYZZ — Plain Radiography of Other Bypass Graft using Other Contrast, B4000ZZ — Plain Radiography of Abdominal Aorta using High Osmolar Contrast, B4001ZZ — Plain Radiography of Abdominal Aorta using Low Osmolar Contrast, B400YZZ — Plain Radiography of Abdominal Aorta using Other Contrast, B4020ZZ — Plain Radiography of Hepatic Artery using High Osmolar Contrast, B4021ZZ — Plain Radiography of Hepatic Artery using Low Osmolar Contrast, B402YZZ — Plain Radiography of Hepatic Artery using Other Contrast, B4030ZZ — Plain Radiography of Splenic Arteries using High Osmolar Contrast, B4031ZZ — Plain Radiography of Splenic Arteries using Low Osmolar Contrast, B403YZZ — Plain Radiography of Splenic Arteries using Other Contrast, B4040ZZ — Plain Radiography of Superior Mesenteric Artery using High Osmolar Contrast, +508 more
Contextual Map
Every relationship of B309ZZZ 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.
PCS table
- B30[PCS table]— CMS ICD-10-PCS tables
- Imaging — Section: Imaging[Section]: “Imaging”— CMS ICD-10-PCS tables
- Upper Arteries — Body System: Upper Arteries[Body System]: “Upper Arteries”— CMS ICD-10-PCS tables
- Plain Radiography — Operation: Plain Radiography[Operation]: “Plain Radiography”— CMS ICD-10-PCS tables
Clinical classification (CCSR)
- IMG009 — Plain radiography[CCSR category]: “Plain radiography — Imaging”— AHRQ CCSR for ICD-10-PCS Procedures (HCUP) · v2026.1
Nearest codes
- B300ZZZ — Plain Radiography of Thoracic Aorta[One axis away]— CMS ICD-10-PCS tables
- B301ZZZ — Plain Radiography of Right Brachiocephalic-Subclavian Artery[One axis away]— CMS ICD-10-PCS tables
- B302ZZZ — Plain Radiography of Left Subclavian Artery[One axis away]— CMS ICD-10-PCS tables
- B303ZZZ — Plain Radiography of Right Common Carotid Artery[One axis away]— CMS ICD-10-PCS tables
- B304ZZZ — Plain Radiography of Left Common Carotid Artery[One axis away]— CMS ICD-10-PCS tables
- B305ZZZ — Plain Radiography of Bilateral Common Carotid Arteries[One axis away]— CMS ICD-10-PCS tables
- B306ZZZ — Plain Radiography of Right Internal Carotid Artery[One axis away]— CMS ICD-10-PCS tables
- B307ZZZ — Plain Radiography of Left Internal Carotid Artery[One axis away]— CMS ICD-10-PCS tables
Change history
No changes recorded for this code. This ledger tracks additions, deletions and description changes from FY2016 onward. Note changes are not tracked.
Read from: CMS ICD-10-PCS code tables, index and definitions — FY2027; CMS MS-DRG Definitions Manual (incl. Appendix B diagnosis index, Appendix C CC/MCC list, Appendix E procedure index) and IPPS Final Rule tables — v44; AHRQ HCUP Clinical Classifications Software Refined for ICD-10-PCS Procedures (hcup-us.ahrq.gov/toolssoftware/ccsr/PRCCSR_v2026-1.zip) — v2026.1. All data sources · How to read the labels · How MedCoder verifies its implementation
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