ICD-10 Guide

Pancytopenia

ICD-10 Coding for Pancytopenia(D61.810, D61.811, D61.818)

PRIMARY SPECIALTYOncology

COMPLEXITYHigh

LAST UPDATED09/15/2025

Sam Tuffun, PT, DPT

Physical Therapist | Medical Coding & Billing Contributor

Diagnosis Overview

What is Pancytopenia?

Essential facts and insights about Pancytopenia

Key Clinical Considerations:

Fatigue, weakness, pallor, and increased susceptibility to infections
Complete blood count (CBC) showing low levels of red blood cells, white blood cells, and platelets
Pallor, splenomegaly, or signs of bleeding on physical examination

Clinical Information

Clinical Criteria & Documentation Requirements

Patient history including symptoms and duration, laboratory results, and treatment plans
ICD-10-CM codes related to pancytopenia, such as D61.81
Examples include detailed descriptions of blood counts and any underlying conditions

Coding Guidelines

Usage Guidelines & Examples

Follow guidelines for coding related conditions to avoid upcoding or downcoding.
Common errors include misclassifying the type of anemia or failing to document underlying causes.

Code Exclusions

Important Exclusions

Bone marrow disorders, hypersplenism, and vitamin deficiencies
Alternative codes for specific types of anemia or thrombocytopenia

Specialty Focus

Primary Specialty

Oncology

Specialty Applications

Patients with hematological disorders, cancer patients undergoing chemotherapy
Oncology clinics, hematology departments, and emergency settings

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

Documentation requirements?

Include complete blood count results and clinical findings.

Billing considerations?

Ensure accurate coding to reflect the underlying cause of pancytopenia.

Pancytopenia

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

Documentation requirements?

Billing considerations?

Pancytopenia

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

Documentation requirements?

Billing considerations?