Crystal's MCW Coder HubCPT Assistant References for PM&R
Overview
CPT Assistant is the AMA’s official publication providing guidance on CPT code usage. These references are authoritative for coding decisions.
Access
- Subscription Required: Available through AMA website or AAPC
- Searchable Database: cptcodebook.com (AMA official)
- Alternative: AAPC Knowledge Center (requires membership)
Key PM&R CPT Assistant Topics
Therapy Codes (97xxx Series)
| Topic | Reference |
|---|---|
| Timed vs. Untimed Codes | CPT Assistant 2020 |
| 8-Minute Rule Application | CPT Assistant 2019 |
| Direct Contact Requirements | CPT Assistant 2021 |
E/M Coding
| Topic | Reference |
|---|---|
| 2021 E/M Changes | CPT Assistant Jan 2021 |
| 2023 E/M Updates | CPT Assistant 2023 |
| Split/Shared Visits | CPT Assistant 2022 |
Procedures
| Topic | Reference |
|---|---|
| EMG/NCS Coding | CPT Assistant 2018 |
| Spinal Injections | CPT Assistant 2020 |
| Trigger Point Injections | CPT Assistant 2017 |
How to Cite CPT Assistant
CPT Assistant, [Month Year], [Topic] Example: CPT Assistant, January 2021, E/M Office Visits
Audit Defense
CPT Assistant references can be used as supporting documentation during audits. Keep PDFs of relevant articles in your compliance files.
Alternative Resources
If You Don’t Have CPT Assistant Access
| Resource | Access |
|---|---|
| CMS Medicare Learning Network | Free |
| AAPC Coders’ Spotlight | Free (limited) |
| Your MAC’s Website | Free |
| Specialty Society Guidelines | Varies |
Professional Organizations
- AAPM&R: American Academy of Physical Medicine & Rehabilitation
- AAPC: American Academy of Professional Coders
- AHIMA: American Health Information Management Association
Code Changes
CPT codes are updated annually (January 1st). Always verify you’re using current year codes.