CPT (Current Procedural Terminology)
Official docs outline
8 sections- CPT overview
AMA-maintained CPT code set, Category I, II and III, and annual updates.
- Code approval and editorial panel
CPT Editorial Panel process and code lifecycle.
- Evaluation and Management
E/M office visit code selection by medical decision making or time.
- Category III codes
Emerging technology temporary codes.
- NCCI and MUE edits
Payer edits that bundle and limit units for CPT codes.
- Physician Fee Schedule
RVUs and payment for CPT/HCPCS under Medicare PFS.
- Modifiers
Modifiers like 25, 59, 26, TC and 50 that change code meaning on claims.
- Licensing
AMA license required to embed CPT descriptions in software.
Each section links to the official page. Titles and summaries by Extra Credit; the docs belong to their authors.