ICD-10 Guide

Wellness Exam

ICD-10 Coding for Wellness Exam(Z00.00, Z00.01)

PRIMARY SPECIALTYPrimary Care

COMPLEXITYHigh

LAST UPDATED09/15/2025

Sam Tuffun, PT, DPT

Physical Therapist | Medical Coding & Billing Contributor

Diagnosis Overview

What is Wellness Exam?

Essential facts and insights about Wellness Exam

Key Clinical Considerations:

No significant acute or chronic health issues identified
Routine laboratory tests (e.g., CBC, lipid panel) within normal limits
Vital signs within normal ranges

Clinical Information

Clinical Criteria & Documentation Requirements

Patient history including family and social history
Results of physical examination and any screenings performed
Assessment and plan for preventive care

Coding Guidelines

Usage Guidelines & Examples

Use Z00.00 for routine exams without issues; Z00.01 for exams with findings.
Common errors include using diagnostic codes instead of wellness codes.

Code Exclusions

Important Exclusions

Patients with acute illnesses or chronic disease management
Codes for specific conditions like diabetes or hypertension

Specialty Focus

Primary Specialty

Primary Care

Specialty Applications

Adults seeking preventive care
Primary care settings, including family medicine and internal medicine

Coding Complexity

High Complexity

This diagnosis requires careful attention to:

Comprehensive clinical documentation
Accurate code selection based on clinical criteria
Proper exclusion considerations
Specialty-specific coding guidelines

Documentation

Documentation Templates

Billing Information

Billing Considerations

Ensure proper documentation for billing
Verify code specificity requirements
Check for any additional codes needed
Review payer-specific guidelines

Common Issues

Insufficient clinical documentation
Incorrect code selection
Missing supporting diagnoses
Timing and frequency documentation

Frequently Asked Questions

What are the documentation requirements?

Document patient history, physical exam findings, and any screenings.

What are the billing considerations?

Ensure proper coding based on findings and include preventive services.

Wellness Exam

Diagnosis Overview

Key Clinical Considerations:

Clinical Information

Clinical Criteria & Documentation Requirements

Coding Guidelines

Usage Guidelines & Examples

Code Exclusions

Important Exclusions

Related ICD-10 Codes

Related CPT Codes

Specialty Focus

Primary Specialty

Specialty Applications

Coding Complexity

Documentation

Documentation Templates

Billing Information

Billing Considerations

Common Issues

Frequently Asked Questions

What are the documentation requirements?

What are the billing considerations?

Wellness Exam

Diagnosis Overview

Key Clinical Considerations:

Clinical Information

Clinical Criteria & Documentation Requirements

Coding Guidelines

Usage Guidelines & Examples

Code Exclusions

Important Exclusions

Related ICD-10 Codes

Related CPT Codes

Specialty Focus

Primary Specialty

Specialty Applications

Coding Complexity

Documentation

Documentation Templates

Billing Information

Billing Considerations

Common Issues

Frequently Asked Questions

What are the documentation requirements?

What are the billing considerations?