ICD-10 Guide

Abnormal Psa

ICD-10 Coding for Abnormal PSA(R97.20, R97.21)

PRIMARY SPECIALTYUrology

COMPLEXITYHigh

LAST UPDATED09/15/2025

Sam Tuffun, PT, DPT

Physical Therapist | Medical Coding & Billing Contributor

Diagnosis Overview

What is Abnormal Psa?

Abnormal PSA (Prostate-Specific Antigen) refers to elevated levels of PSA in the blood, which can indicate prostate conditions, including benign prostatic hyperplasia (BPH), prostatitis, or prostate cancer. Key clinical points include: 1) PSA levels can vary based on age and race; 2) A PSA level above 4 ng/mL is often considered abnormal; 3) PSA testing is not definitive for cancer and should be interpreted alongside other diagnostic tools. Typical use cases for this diagnosis code include routine screening in men over 50, monitoring patients with a history of prostate issues, and evaluating symptoms such as urinary difficulties. The etiology of abnormal PSA levels can be multifactorial, including inflammation, infection, or malignancy. Pathophysiologically, PSA is produced by prostate cells, and its elevation may suggest increased cellular activity or disruption. Clinical presentation may include urinary symptoms, pelvic pain, or asymptomatic findings during routine screening.

Key Clinical Considerations:

Diagnosis requires elevated PSA levels confirmed by laboratory testing, typically above 4 ng/mL.
Signs and symptoms may include urinary frequency, urgency, nocturia, or pelvic discomfort.
Resolution criteria include normalization of PSA levels following treatment or intervention.
Laboratory findings supporting diagnosis include PSA levels, free PSA percentage, and possibly imaging studies like ultrasound or MRI.

Clinical Information

Clinical Criteria & Documentation Requirements

Documentation must include the patient's PSA levels, the date of testing, and any relevant clinical findings.
Compliant documentation: 'Patient's PSA level was 5.2 ng/mL, indicating abnormal results.' Non-compliant: 'Patient has high PSA.'
Template phrases: 'Patient diagnosed with abnormal PSA based on lab results of [value].'
Medical necessity documentation must justify the need for PSA testing based on symptoms or risk factors.

Coding Guidelines

Usage Guidelines & Examples

Use this code when PSA levels are elevated and further evaluation is warranted, such as in patients with urinary symptoms.
Do NOT use this code for routine screening in asymptomatic patients without elevated PSA levels.
Correct usage: 'Patient with PSA of 6.5 ng/mL evaluated for prostate cancer.' Incorrect: 'Patient with normal PSA.'
Common errors include failing to document the reason for testing or misinterpreting PSA levels.

Code Exclusions

Important Exclusions

Excluded conditions include benign prostatic hyperplasia without elevated PSA, as they do not warrant this code.
Alternative codes for exclusions may include N40 for BPH without abnormal PSA.
Common exclusion errors involve coding elevated PSA without correlating symptoms or conditions.
Certain conditions are excluded to ensure accurate representation of prostate health issues.

Specialty Focus

Primary Specialty

Urology

Specialty Applications

This diagnosis applies to men undergoing PSA testing for prostate health.
Appropriate in clinical scenarios involving elevated PSA levels or related symptoms.
Applicable in both outpatient and inpatient settings, particularly in urology practices.
Specialty-specific considerations include the need for urologists to interpret PSA results in the context of prostate health.

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

Template 1

Template: 'Abnormal PSA diagnosed based on lab findings of [value].'

Template 2

Template: 'Patient presents with urinary symptoms consistent with elevated PSA levels.'

Template 3

Template: 'Diagnostic criteria met: PSA level of [specific findings].'

Template 4

Template: 'Treatment plan includes monitoring PSA levels and potential referral for biopsy.'

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 documentation is required for this code?

Documentation must include PSA levels, clinical findings, and rationale for testing.

When should this code be used vs similar codes?

Use this code for elevated PSA levels; use related codes for specific prostate conditions.

What are common billing issues with this code?

Issues may arise from lack of medical necessity documentation or incorrect coding of PSA levels.

What procedures are commonly associated?

CPT codes for prostate biopsy or imaging studies may be associated with abnormal PSA findings.

What is Abnormal Psa?

Key Clinical Considerations:

Diagnosis requires elevated PSA levels confirmed by laboratory testing, typically above 4 ng/mL.
Signs and symptoms may include urinary frequency, urgency, nocturia, or pelvic discomfort.
Resolution criteria include normalization of PSA levels following treatment or intervention.
Laboratory findings supporting diagnosis include PSA levels, free PSA percentage, and possibly imaging studies like ultrasound or MRI.

Abnormal Psa

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

Template 1

Template 2

Template 3

Template 4

Billing Information

Billing Considerations

Common Issues

Frequently Asked Questions

What documentation is required for this code?

When should this code be used vs similar codes?

What are common billing issues with this code?

What procedures are commonly associated?

Abnormal Psa

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

Template 1

Template 2

Template 3

Template 4

Billing Information

Billing Considerations

Common Issues

Frequently Asked Questions

What documentation is required for this code?

When should this code be used vs similar codes?

What are common billing issues with this code?

What procedures are commonly associated?