N40-N53
Medium Complexity

Diseases of male genital organs

Primary Specialty: Urology
Last Updated: 2025-09-10

ICD-10 Codes (145)

143 billable
0 category headers
N41
Billable
Inflammatory diseases of prostate
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N41.0
Billable
Acute prostatitis
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N41.1
Billable
Chronic prostatitis
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N41.2
Billable
Abscess of prostate
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N41.3
Billable
Prostatocystitis
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N41.4
Billable
Granulomatous prostatitis
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N41.8
Billable
Other inflammatory diseases of prostate
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N41.9
Billable
Inflammatory disease of prostate, unspecified
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N42
Billable
Other and unspecified disorders of prostate
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N42.0
Billable
Calculus of prostate
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N42.1
Billable
Congestion and hemorrhage of prostate
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N42.3
Billable
Dysplasia of prostate
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N42.30
Billable
Unspecified dysplasia of prostate
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N42.31
Billable
Prostatic intraepithelial neoplasia
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N42.32
Billable
Atypical small acinar proliferation of prostate
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N42.39
Billable
Other dysplasia of prostate
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N42.8
Billable
Other specified disorders of prostate
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N42.81
Billable
Prostatodynia syndrome
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N42.82
Billable
Prostatosis syndrome
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N42.83
Billable
Cyst of prostate
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N42.89
Billable
Other specified disorders of prostate
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N42.9
Billable
Disorder of prostate, unspecified
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N43
Billable
Hydrocele and spermatocele
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N43.0
Billable
Encysted hydrocele
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N43.1
Billable
Infected hydrocele
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N43.2
Billable
Other hydrocele
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N43.3
Billable
Hydrocele, unspecified
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N43.4
Billable
Spermatocele of epididymis
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N43.40
Billable
Spermatocele of epididymis, unspecified
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N43.41
Billable
Spermatocele of epididymis, single
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N43.42
Billable
Spermatocele of epididymis, multiple
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N44
Billable
Noninflammatory disorders of testis
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N44.0
Billable
Torsion of testis
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N44.00
Billable
Torsion of testis, unspecified
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N44.01
Billable
Extravaginal torsion of spermatic cord
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N44.02
Billable
Intravaginal torsion of spermatic cord
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N44.03
Billable
Torsion of appendix testis
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N44.04
Billable
Torsion of appendix epididymis
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N44.1
Billable
Cyst of tunica albuginea testis
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N44.2
Billable
Benign cyst of testis
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N44.8
Billable
Other noninflammatory disorders of the testis
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N45
Billable
Orchitis and epididymitis
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N45.1
Billable
Epididymitis
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N45.2
Billable
Orchitis
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N45.3
Billable
Epididymo-orchitis
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N45.4
Billable
Abscess of epididymis or testis
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N46
Billable
Male infertility
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N46.0
Billable
Azoospermia
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N46.01
Billable
Organic azoospermia
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N46.02
Billable
Azoospermia due to extratesticular causes
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N46.021
Billable
Azoospermia due to drug therapy
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N46.022
Billable
Azoospermia due to infection
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N46.023
Billable
Azoospermia due to obstruction of efferent ducts
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N46.024
Billable
Azoospermia due to radiation
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N46.025
Billable
Azoospermia due to systemic disease
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N46.029
Billable
Azoospermia due to other extratesticular causes
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N46.1
Billable
Oligospermia
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N46.11
Billable
Organic oligospermia
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N46.12
Billable
Oligospermia due to extratesticular causes
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N46.121
Billable
Oligospermia due to drug therapy
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N46.122
Billable
Oligospermia due to infection
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N46.123
Billable
Oligospermia due to obstruction of efferent ducts
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N46.124
Billable
Oligospermia due to radiation
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N46.125
Billable
Oligospermia due to systemic disease
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N46.129
Billable
Oligospermia due to other extratesticular causes
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N46.8
Billable
Other male infertility
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N46.9
Billable
Male infertility, unspecified
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N47
Billable
Disorders of prepuce
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N47.0
Billable
Adherent prepuce, newborn
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N47.1
Billable
Phimosis
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N47.2
Billable
Paraphimosis
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N47.3
Billable
Deficient foreskin
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N47.4
Billable
Benign cyst of prepuce
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N47.5
Billable
Adhesions of prepuce and glans penis
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N47.6
Billable
Balanoposthitis
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N47.7
Billable
Other inflammatory diseases of prepuce
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N47.8
Billable
Other disorders of prepuce
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N48
Billable
Other disorders of penis
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N48.0
Billable
Leukoplakia of penis
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N48.1
Billable
Balanitis
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N48.2
Billable
Other inflammatory disorders of penis
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N48.21
Billable
Abscess of corpus cavernosum and penis
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N48.22
Billable
Cellulitis of corpus cavernosum and penis
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N48.29
Billable
Other inflammatory disorders of penis
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N48.3
Billable
Priapism
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N48.30
Billable
Priapism, unspecified
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N48.31
Billable
Priapism due to trauma
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N48.32
Billable
Priapism due to disease classified elsewhere
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N48.33
Billable
Priapism, drug-induced
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N48.39
Billable
Other priapism
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N48.5
Billable
Ulcer of penis
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N48.6
Billable
Induration penis plastica
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N48.8
Billable
Other specified disorders of penis
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N48.81
Billable
Thrombosis of superficial vein of penis
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N48.82
Billable
Acquired torsion of penis
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N48.83
Billable
Acquired buried penis
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N48.89
Billable
Other specified disorders of penis
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N48.9
Billable
Disorder of penis, unspecified
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N49
Inflammatory disorders of male genital organs, not elsewhere classified
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N49.0
Billable
Inflammatory disorders of seminal vesicle
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N49.1
Billable
Inflammatory disorders of spermatic cord, tunica vaginalis and vas deferens
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N49.2
Billable
Inflammatory disorders of scrotum
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N49.3
Billable
Fournier gangrene
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N49.8
Billable
Inflammatory disorders of other specified male genital organs
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N49.9
Billable
Inflammatory disorder of unspecified male genital organ
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N50
Billable
Other and unspecified disorders of male genital organs
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N50.0
Billable
Atrophy of testis
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N50.1
Billable
Vascular disorders of male genital organs
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N50.3
Billable
Cyst of epididymis
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N50.8
Billable
Other specified disorders of male genital organs
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N50.81
Billable
Testicular pain
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N50.811
Billable
Right testicular pain
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N50.812
Billable
Left testicular pain
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N50.819
Billable
Testicular pain, unspecified
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N50.82
Billable
Scrotal pain
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N50.89
Billable
Other specified disorders of the male genital organs
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N50.9
Billable
Disorder of male genital organs, unspecified
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N51
Billable
Disorders of male genital organs in diseases classified elsewhere
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N52
Billable
Male erectile dysfunction
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N52.0
Billable
Vasculogenic erectile dysfunction
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N52.01
Billable
Erectile dysfunction due to arterial insufficiency
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N52.02
Billable
Corporo-venous occlusive erectile dysfunction
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N52.03
Billable
Combined arterial insufficiency and corporo-venous occlusive erectile dysfunction
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N52.1
Billable
Erectile dysfunction due to diseases classified elsewhere
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N52.2
Billable
Drug-induced erectile dysfunction
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N52.3
Billable
Postprocedural erectile dysfunction
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N52.31
Billable
Erectile dysfunction following radical prostatectomy
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N52.32
Billable
Erectile dysfunction following radical cystectomy
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N52.33
Billable
Erectile dysfunction following urethral surgery
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N52.34
Billable
Erectile dysfunction following simple prostatectomy
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N52.35
Billable
Erectile dysfunction following radiation therapy
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N52.36
Billable
Erectile dysfunction following interstitial seed therapy
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N52.37
Billable
Erectile dysfunction following prostate ablative therapy
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N52.39
Billable
Other and unspecified postprocedural erectile dysfunction
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N52.8
Billable
Other male erectile dysfunction
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N52.9
Billable
Male erectile dysfunction, unspecified
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N53
Other male sexual dysfunction
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N53.1
Billable
Ejaculatory dysfunction
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N53.11
Billable
Retarded ejaculation
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N53.12
Billable
Painful ejaculation
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N53.13
Billable
Anejaculatory orgasm
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N53.14
Billable
Retrograde ejaculation
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N53.19
Billable
Other ejaculatory dysfunction
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N53.8
Billable
Other male sexual dysfunction
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N53.9
Billable
Unspecified male sexual dysfunction
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Updates & Changes

FY 2026 Updates

Current Year

New Codes (2)

N18.30
Chronic kidney disease, stage 3a (GFR 45-59)
N18.31
Chronic kidney disease, stage 3b (GFR 30-44)

Revised Codes (1)

N18.6
End stage renal disease - updated to align with KDIGO guidelines

Deleted Codes(1)

N18.3
Chronic kidney disease, stage 3 (moderate) - replaced by more specific 3a/3b staging

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 N40-N53 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 N40-N53 pertains to diseases of the male genital organs. It includes conditions such as prostatic diseases, inflammatory diseases of male genital organs, and other disorders of male genital organs. These codes are essential for accurately documenting and coding male genitourinary health conditions, and are widely used in urology, general practice, and other specialties.

Key Usage Points:

  • •Always code to the highest level of specificity within the N40-N53 range.
  • •Remember to code for any associated symptoms or conditions.
  • •Use combination codes when a single condition has multiple components.
  • •Consider the patient's age, as some codes within this range are age-specific.
  • •Always verify the code in the Tabular List before finalizing.

Coding Guidelines

When to Use:

  • ✓When a patient is diagnosed with a disease of the male genital organ.
  • ✓When a patient's condition involves multiple components that can be captured with a combination code.
  • ✓When a patient presents with symptoms that can be attributed to a disease of the male genital organ.
  • ✓When a patient has a history of a disease of the male genital organ that affects current care.

When NOT to Use:

  • ✗When a patient has a female genital organ disease.
  • ✗When a patient's condition is better described by another code.
  • ✗When a patient's condition is in remission and no longer affects care.
  • ✗When a patient's condition is not confirmed.

Code Exclusions

Always verify exclusions in the Tabular List before finalizing the code.

Documentation Requirements

Documentation for the N40-N53 range should be comprehensive, including the specific condition, its severity, any associated symptoms or conditions, and the impact on the patient's health. Always document to the highest level of specificity.

Clinical Information:

  • •Specific diagnosis
  • •Severity of condition
  • •Associated symptoms or conditions
  • •Patient's age
  • •Impact on patient's health

Supporting Evidence:

  • •Medical history
  • •Physical examination findings
  • •Laboratory or imaging results
  • •Provider's clinical judgment
Good Documentation Example:

Patient, 60 years old, diagnosed with acute prostatitis with abscess. Condition confirmed by ultrasound and laboratory tests.

Poor Documentation Example:

Patient diagnosed with prostatitis.

Common Documentation Errors:

  • âš Not documenting to the highest level of specificity
  • âš Not including associated symptoms or conditions
  • âš Not considering patient's age
  • âš Not verifying the code in the Tabular List

Range Statistics

14
Total Codes
143
Billable
Complexity:
Medium
Primary Use:Clinical Documentation
Chapter:14

Coding Complexity

Medium
Complexity Rating

The N40-N53 range has a medium complexity rating due to the need for high specificity, the use of combination codes, the consideration of patient's age, the inclusion of associated symptoms or conditions, and the need to verify the code in the Tabular List.

Key Factors:
  • â–¸Need for high level of specificity
  • â–¸Use of combination codes
  • â–¸Consideration of patient's age
  • â–¸Inclusion of associated symptoms or conditions
  • â–¸Verification of code in Tabular List

Specialty Focus

The N40-N53 range is most frequently used in urology, but is also relevant in general practice, geriatrics, and other specialties dealing with male health.

Primary Specialties:
Urology
70%
General Practice
20%
Geriatrics
10%
Clinical Scenarios:
  • • A 55-year-old male diagnosed with benign prostatic hyperplasia.
  • • A 22-year-old male with acute epididymitis.
  • • A 70-year-old male with chronic prostatitis.
  • • A 40-year-old male with male infertility due to obstruction of ejaculatory ducts.
  • • A 30-year-old male with balanitis.

Resources & References

Numerous resources are available for coding in the N40-N53 range, including the ICD-10-CM Official Guidelines, clinical reference books, and educational materials.

Official Guidelines:

  • ICD-10-CM Official Guidelines for Coding and Reporting
  • American Medical Association's CPT Professional Edition
  • HCPCS Level II Professional Edition

Clinical References:

  • Harrison's Principles of Internal Medicine
  • Campbell-Walsh Urology

Educational Materials:

  • American Health Information Management Association (AHIMA) Coding Resources
  • American Academy of Professional Coders (AAPC) Coding Resources

Frequently Asked Questions

Can I use a code from the N40-N53 range for a female patient?

No, the N40-N53 range is specifically for diseases of the male genital organs. For female patients, use the appropriate code from the N80-N98 range.