Coding Ahead
CasePilot
Medical Coding Assistant
Case2Code
Search and Code Lookup Tool
CareerCenter
Medical Coding Job Board
Log in Register free account

Need help choosing the right code?

Ask CasePilot about procedures, modifiers, bundling, and coding guidance.

Try CasePilot

Official Description

Pathology clinical consultation; prolonged service, each additional 30 minutes (List separately in addition to code for primary procedure)

© Copyright 2026 American Medical Association. All rights reserved.

Common Language Description

A clinical pathology consultation is a specialized service provided by a pathologist, aimed at delivering an in-depth interpretive evaluation of one or more pathology or laboratory test results. This service is particularly relevant when a moderately or highly complex diagnostic issue has been identified. The pathologist conducts a thorough review of the patient's medical history and all pertinent medical records, which may include path/lab test results, radiology findings, operative notes, or other clinical information that may deviate from expected norms or necessitate further medical interpretation. The request for such a consultation can originate from a physician or another qualified healthcare professional. The pathologist's role is to apply their expertise to provide additional medical judgment regarding the clinical situation at hand. Following the review, the consulting pathologist generates a written report detailing their findings. The duration of the consultation is critical for coding purposes; for moderately complex cases, the consultation typically lasts between 21 to 40 minutes, while highly complex cases may extend from 40 minutes to an hour. For prolonged consultation services that exceed the initial time frames, CPT® Code 80506 is utilized to account for each additional 30 minutes spent on the consultation, thereby ensuring accurate billing and documentation of the pathologist's time and expertise.

© Copyright 2026 Coding Ahead. All rights reserved.

1. Indications

The clinical pathology consultation is indicated in the following scenarios:

  • Moderately Complex Diagnostic Problems - When a moderately complex diagnostic issue has been identified, requiring additional interpretive evaluation of pathology or laboratory test results.
  • Highly Complex Diagnostic Problems - In cases where a highly complex diagnostic problem necessitates further medical judgment and a comprehensive review of clinical information.
  • Deviations from Expected Ranges - When path/lab test results, radiology findings, or other clinical information fall outside of expected ranges, prompting the need for further interpretation.
  • Additional Medical Interpretation - When there is a need for further medical interpretation of clinical data that may not be straightforward or requires expert analysis.

2. Procedure

The procedure for a clinical pathology consultation involves several key steps:

  • Step 1: Request for Consultation - The process begins with a request for consultation made by a physician or other qualified healthcare professional. This request is typically based on the need for additional interpretive evaluation of pathology or laboratory test results, or other relevant clinical information.
  • Step 2: Review of Medical History - Upon receiving the request, the consulting pathologist conducts a comprehensive review of the patient's medical history. This includes examining all available medical records to gather pertinent information that may influence the diagnostic process.
  • Step 3: Evaluation of Clinical Data - The pathologist evaluates the specific path/lab test results, radiology findings, operative notes, and any other clinical information that has been provided. This evaluation is critical for understanding the context of the diagnostic problem.
  • Step 4: Interpretation and Judgment - Based on the review and evaluation, the pathologist applies their expertise to provide additional medical judgment regarding the clinical situation. This may involve identifying nuances in the data that require further exploration or clarification.
  • Step 5: Documentation of Findings - After completing the review and interpretation, the consulting pathologist prepares a written report that details their findings and recommendations. This report serves as a formal documentation of the consultation and is shared with the requesting physician or healthcare professional.

3. Post-Procedure

After the consultation, the pathologist's written report is provided to the requesting physician or healthcare professional. This report may include recommendations for further testing, treatment options, or additional follow-up actions based on the findings. The pathologist may also be available for further discussion regarding the report and its implications for patient care. The total time spent on the consultation, including any prolonged service, is documented for billing purposes, ensuring that the pathologist's time is accurately accounted for in accordance with CPT® coding guidelines.

Short Descr PATH CLIN CONSLTJ PROLNG SVC
Medium Descr PATHOLOGY CLINICAL CONSLTJ PROLNG SVC EA ADDL 30
Long Descr Pathology clinical consultation; prolonged service, each additional 30 minutes (List separately in addition to code for primary procedure)
Status Code Active Code
Global Days ZZZ - Code Related to Another Service
PC/TC Indicator (26, TC) 1 - Diagnostic Tests for Radiology Services
Multiple Procedures (51) 0 - No payment adjustment rules for multiple procedures apply.
Bilateral Surgery (50) 0 - 150% payment adjustment for bilateral procedures does NOT apply.
Physician Supervisions 09 - Concept does not apply.
Assistant Surgeon (80, 82) 0 - Payment restriction for assistants at surgery applies to this procedure...
Co-Surgeons (62) 0 - Co-surgeons not permitted for this procedure.
Team Surgery (66) 0 - Team surgeons not permitted for this procedure.
Diagnostic Imaging Family 99 - Concept Does Not Apply
APC Status Indicator Items and Services Packaged into APC Rates
Berenson-Eggers TOS (BETOS) none
MUE Not applicable/unspecified.

This is an add-on code that must be used in conjunction with one of these primary codes.

80505 MPFS Status: Active Code APC Q1 Pathology clinical consultation; for a highly complex clinical problem, with comprehensive review of patient's history and medical records and high level of medical decision making When using time for code selection, 41-60 minutes of total time is spent on the date of the consultation.
Date
Action
Notes
2022-01-01 Added Code added
CasePilot

Get instant expert-level medical coding assistance.

Ask about:
CPT Codes Guidelines Modifiers Crosswalks NCCI Edits Compliance Medicare Coverage
Example: "What is CPT code 99213?" or "Guidelines for E/M services"