R35-R39
Medium Complexity

Symptoms and signs involving the nervous and musculoskeletal systems

Primary Specialty: Neurology, Orthopedics, Urology
Last Updated: 2025-09-10

ICD-10 Codes (26)

25 billable
0 category headers
R36
Billable
Urethral discharge
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R36.0
Billable
Urethral discharge without blood
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R36.1
Billable
Hematospermia
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R36.9
Billable
Urethral discharge, unspecified
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R37
Billable
Sexual dysfunction, unspecified
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R39
Other and unspecified symptoms and signs involving the genitourinary system
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R39.0
Billable
Extravasation of urine
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R39.1
Billable
Other difficulties with micturition
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R39.11
Billable
Hesitancy of micturition
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R39.12
Billable
Poor urinary stream
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R39.13
Billable
Splitting of urinary stream
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R39.14
Billable
Feeling of incomplete bladder emptying
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R39.15
Billable
Urgency of urination
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R39.16
Billable
Straining to void
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R39.19
Billable
Other difficulties with micturition
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R39.191
Billable
Need to immediately re-void
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R39.192
Billable
Position dependent micturition
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R39.198
Billable
Other difficulties with micturition
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R39.2
Billable
Extrarenal uremia
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R39.8
Billable
Other symptoms and signs involving the genitourinary system
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R39.81
Billable
Functional urinary incontinence
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R39.82
Billable
Chronic bladder pain
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R39.83
Billable
Unilateral non-palpable testicle
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R39.84
Billable
Bilateral non-palpable testicles
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R39.89
Billable
Other symptoms and signs involving the genitourinary system
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R39.9
Billable
Unspecified symptoms and signs involving the genitourinary system
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Updates & Changes

FY 2026 Updates

Current Year

Deleted Codes

No codes deleted in this range for FY 2026

No significant changes for FY 2026

This range maintains stability with current coding practices

Historical Changes

  • FY 2025: Routine maintenance updates with minor terminology clarifications
  • FY 2024: Enhanced specificity requirements for certain code ranges
  • FY 2023: Updated documentation guidelines for improved clarity

Upcoming Changes

  • Proposed updates pending review by Coordination and Maintenance Committee
  • Under consideration: Enhanced digital health integration codes

Implementation Guidance

  • Review all FY 2026 updates for R35-R39 codes before implementation
  • Always verify the most current codes in the ICD-10-CM manual
  • Ensure clinical documentation supports the selected diagnosis codes
  • +3 more guidance items...

Range Overview

high priority

The ICD-10 code range R35-R39 covers symptoms and signs involving the nervous and musculoskeletal systems. These codes are used to document symptoms and signs that are not associated with a definitive diagnosis. They include codes for urinary symptoms, abnormal findings on diagnostic imaging, and other nonspecific symptoms related to the nervous and musculoskeletal systems.

Key Usage Points:

  • R35-R39 codes are used when a definitive diagnosis has not been established.
  • These codes cover a wide range of symptoms and signs related to the nervous and musculoskeletal systems.
  • They can be used in conjunction with other codes to provide a more complete picture of the patient's condition.
  • The codes in this range are often used in the initial stages of diagnosis.
  • Documentation should include the specific symptoms or signs, their severity, and duration.

Coding Guidelines

When to Use:

  • When a patient presents with nonspecific symptoms related to the nervous or musculoskeletal systems.
  • When diagnostic imaging reveals abnormal findings without a definitive diagnosis.
  • In the initial stages of diagnosis when the cause of the symptoms is still unknown.
  • When the patient's symptoms do not fit into a more specific code category.

When NOT to Use:

  • When a definitive diagnosis has been made.
  • When the symptoms can be better described by a more specific code.
  • When the symptoms are normal or expected findings.
  • When the symptoms are transient or self-limiting.

Code Exclusions

Always verify exclusions with the ICD-10 Official Guidelines for Coding and Reporting.

Documentation Requirements

Documentation for R35-R39 codes should include the specific symptoms or signs, their severity, duration, and any relevant findings from diagnostic imaging. The documentation should also include any relevant patient history and the results of any physical examinations.

Clinical Information:

  • Specific symptoms or signs
  • Severity of symptoms
  • Duration of symptoms
  • Results of diagnostic imaging
  • Patient history

Supporting Evidence:

  • Physical examination results
  • Laboratory test results
  • Imaging reports
  • Consultation notes
Good Documentation Example:

Patient presents with severe lower back pain for the past two weeks. MRI reveals abnormal findings in the lumbar region. No definitive diagnosis has been made.

Poor Documentation Example:

Patient has back pain.

Common Documentation Errors:

  • Not documenting the specific symptoms or signs
  • Not documenting the severity or duration of symptoms
  • Not including relevant findings from diagnostic imaging
  • Not including relevant patient history

Range Statistics

4
Total Codes
25
Billable
Complexity:
Medium
Primary Use:Clinical Documentation
Chapter:18

Coding Complexity

Medium
Complexity Rating

Coding within the R35-R39 range can be complex due to the need to accurately capture the specific symptoms or signs, their severity, and duration. The coder must also determine whether a more specific code is appropriate and identify any relevant exclusions.

Key Factors:
  • Determining the appropriate code within the R35-R39 range
  • Identifying the correct level of severity for the symptoms
  • Determining whether a more specific code is appropriate
  • Identifying any relevant exclusions

Specialty Focus

R35-R39 codes are commonly used in many specialties, particularly in neurology, orthopedics, and urology. They are often used in the initial stages of diagnosis when the cause of the symptoms is still unknown.

Primary Specialties:
Neurology
30%
Orthopedics
30%
Urology
20%
Clinical Scenarios:
  • A patient presents with severe lower back pain and an MRI reveals abnormal findings in the lumbar region.
  • A patient presents with frequent urination and discomfort, but no infection or other cause is found.
  • A patient presents with numbness and tingling in the hands, but no definitive diagnosis is made.
  • A patient presents with joint pain and stiffness, but no definitive diagnosis is made.

Resources & References

Resources for coding within the R35-R39 range include the ICD-10 Official Guidelines for Coding and Reporting, the American Health Information Management Association (AHIMA), and the American Academy of Professional Coders (AAPC).

Official Guidelines:

  • ICD-10 Official Guidelines for Coding and Reporting
  • AHIMA
  • AAPC

Clinical References:

  • UpToDate
  • Medscape

Educational Materials:

  • ICD-10 Coding Clinic
  • AHIMA CodeWrite

Frequently Asked Questions

Can R35-R39 codes be used in conjunction with other codes?

Yes, R35-R39 codes can be used in conjunction with other codes to provide a more complete picture of the patient's condition.