
Pathology and Laboratory CPT Codes: Billing Reference
Reference guide for pathology and lab CPT codes. Covers lab panel codes, reference lab billing, and common coding pitfalls in pathology and diagnostic.
Billing PATHOLOGY.LABORATORY Correctly
Reference guide for pathology and lab CPT codes. Covers lab panel codes, reference lab billing, and common coding pitfalls in pathology and diagnostic.
Source: AAPC Codify - CPT® 2025
PATHOLOGY-LABORATORY in Detail
What does PATHOLOGY-LABORATORY cover in detail?
Pathology and laboratory CPT codes cover panel tests, reference lab billing, and anatomic pathology, with specific bundling rules that prohibit separate billing of tests included in a panel code.
Reference the full CPT codes hub and our medical coding services for pathology code selection and lab billing compliance.

Using PATHOLOGY-LABORATORY Correctly
How do I use PATHOLOGY-LABORATORY correctly?
Documentation Requirements
Ensure clinical notes clearly support the level of service, procedure performed, and medical necessity for this CPT code.
Modifier Requirements
Determine whether any modifiers are required for this code, particularly in bilateral, assistant surgeon, or multiple procedure scenarios.
Payer-Specific Rules
Check payer fee schedules and coverage policies, as reimbursement and coverage rules for this code vary by payer.
Bundling Considerations
Review NCCI edits to confirm this code is not bundled with other procedures billed on the same date of service.
Common Pathology and Laboratory CPT Codes
| CPT Code | Description | Lab Category |
|---|---|---|
| 85025 | Blood count, complete (CBC), automated with differential WBC count | Hematology and Coagulation |
| 80053 | Comprehensive metabolic panel (CMP) - 14 blood chemistry measurements | Organ or Disease Oriented Panels |
Source: AAPC Codify - CPT® 2025
Related Billing Resources
PATHOLOGY-LABORATORY, Frequently Asked Questions
Pathology and laboratory CPT codes cover panel tests, reference lab billing, and anatomic pathology, with specific bundling rules that prohibit separate billing of tests included in a panel code.
Reference the full CPT codes hub and our medical coding services for pathology code selection and lab billing compliance.
Having Trouble With This Code?
Our billing specialists can help you resolve denials, improve coding accuracy, and reduce claim rejections.
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