ICD-10-CM Section · N40-N53
Diseases of male genital organs
150 codes in this section
150
Total Codes
121
Billable
29
Header (Non-Billable)
14
Top-Level Codes
About Section N40-N53
Section N40-N53 (N40-N53) covers diseases of male genital organs. It sits within the Diseases of the genitourinary system chapter (N00-N99). This section contains 150 ICD-10-CM codes, 121 billable diagnoses you can submit on a claim, and 29 non-billable header codes used to organize the hierarchy.
Codes are organized below by 3-character root. Click the root to see all subcodes underneath it, or click any individual code for full coverage data, payer policies, and linked CPT procedures.
Codes in N40-N53
Grouped by 3-character root code. Click any code for full detail.
N40
Benign prostatic hyperplasia
4 subcodes
| N40.0 | Benign prostatic hyperplasia without lower urinary tract symptoms | Billable |
| N40.1 | Benign prostatic hyperplasia with lower urinary tract symptoms | Billable |
| N40.2 | Nodular prostate without lower urinary tract symptoms | Billable |
| N40.3 | Nodular prostate with lower urinary tract symptoms | Billable |
N41
Inflammatory diseases of prostate
7 subcodes
| N41.0 | Acute prostatitis | Billable |
| N41.1 | Chronic prostatitis | Billable |
| N41.2 | Abscess of prostate | Billable |
| N41.3 | Prostatocystitis | Billable |
| N41.4 | Granulomatous prostatitis | Billable |
| N41.8 | Other inflammatory diseases of prostate | Billable |
| N41.9 | Inflammatory disease of prostate, unspecified | Billable |
N42
Other and unspecified disorders of prostate
13 subcodes
| N42.0 | Calculus of prostate | Billable |
| N42.1 | Congestion and hemorrhage of prostate | Billable |
| N42.3 | Dysplasia of prostate | Header |
| N42.30 | Unspecified dysplasia of prostate | Billable |
| N42.31 | Prostatic intraepithelial neoplasia | Billable |
| N42.32 | Atypical small acinar proliferation of prostate | Billable |
| N42.39 | Other dysplasia of prostate | Billable |
| N42.8 | Other specified disorders of prostate | Header |
| N42.81 | Prostatodynia syndrome | Billable |
| N42.82 | Prostatosis syndrome | Billable |
| N42.83 | Cyst of prostate | Billable |
| N42.89 | Other specified disorders of prostate | Billable |
| N42.9 | Disorder of prostate, unspecified | Billable |
N43
Hydrocele and spermatocele
8 subcodes
| N43.0 | Encysted hydrocele | Billable |
| N43.1 | Infected hydrocele | Billable |
| N43.2 | Other hydrocele | Billable |
| N43.3 | Hydrocele, unspecified | Billable |
| N43.4 | Spermatocele of epididymis | Header |
| N43.40 | Spermatocele of epididymis, unspecified | Billable |
| N43.41 | Spermatocele of epididymis, single | Billable |
| N43.42 | Spermatocele of epididymis, multiple | Billable |
N44
Noninflammatory disorders of testis
9 subcodes
| N44.0 | Torsion of testis | Header |
| N44.00 | Torsion of testis, unspecified | Billable |
| N44.01 | Extravaginal torsion of spermatic cord | Billable |
| N44.02 | Intravaginal torsion of spermatic cord | Billable |
| N44.03 | Torsion of appendix testis | Billable |
| N44.04 | Torsion of appendix epididymis | Billable |
| N44.1 | Cyst of tunica albuginea testis | Billable |
| N44.2 | Benign cyst of testis | Billable |
| N44.8 | Other noninflammatory disorders of the testis | Billable |
N45
Orchitis and epididymitis
4 subcodes
| N45.1 | Epididymitis | Billable |
| N45.2 | Orchitis | Billable |
| N45.3 | Epididymo-orchitis | Billable |
| N45.4 | Abscess of epididymis or testis | Billable |
N46
Male infertility
20 subcodes
| N46.0 | Azoospermia | Header |
| N46.01 | Organic azoospermia | Billable |
| N46.02 | Azoospermia due to extratesticular causes | Header |
| N46.021 | Azoospermia due to drug therapy | Billable |
| N46.022 | Azoospermia due to infection | Billable |
| N46.023 | Azoospermia due to obstruction of efferent ducts | Billable |
| N46.024 | Azoospermia due to radiation | Billable |
| N46.025 | Azoospermia due to systemic disease | Billable |
| N46.029 | Azoospermia due to other extratesticular causes | Billable |
| N46.1 | Oligospermia | Header |
| N46.11 | Organic oligospermia | Billable |
| N46.12 | Oligospermia due to extratesticular causes | Header |
| N46.121 | Oligospermia due to drug therapy | Billable |
| N46.122 | Oligospermia due to infection | Billable |
| N46.123 | Oligospermia due to obstruction of efferent ducts | Billable |
| N46.124 | Oligospermia due to radiation | Billable |
| N46.125 | Oligospermia due to systemic disease | Billable |
| N46.129 | Oligospermia due to other extratesticular causes | Billable |
| N46.8 | Other male infertility | Billable |
| N46.9 | Male infertility, unspecified | Billable |
N47
Disorders of prepuce
9 subcodes
| N47.0 | Adherent prepuce, newborn | Billable |
| N47.1 | Phimosis | Billable |
| N47.2 | Paraphimosis | Billable |
| N47.3 | Deficient foreskin | Billable |
| N47.4 | Benign cyst of prepuce | Billable |
| N47.5 | Adhesions of prepuce and glans penis | Billable |
| N47.6 | Balanoposthitis | Billable |
| N47.7 | Other inflammatory diseases of prepuce | Billable |
| N47.8 | Other disorders of prepuce | Billable |
N48
Other disorders of penis
20 subcodes
| N48.0 | Leukoplakia of penis | Billable |
| N48.1 | Balanitis | Billable |
| N48.2 | Other inflammatory disorders of penis | Header |
| N48.21 | Abscess of corpus cavernosum and penis | Billable |
| N48.22 | Cellulitis of corpus cavernosum and penis | Billable |
| N48.29 | Other inflammatory disorders of penis | Billable |
| N48.3 | Priapism | Header |
| N48.30 | Priapism, unspecified | Billable |
| N48.31 | Priapism due to trauma | Billable |
| N48.32 | Priapism due to disease classified elsewhere | Billable |
| N48.33 | Priapism, drug-induced | Billable |
| N48.39 | Other priapism | Billable |
| N48.5 | Ulcer of penis | Billable |
| N48.6 | Induration penis plastica | Billable |
| N48.8 | Other specified disorders of penis | Header |
| N48.81 | Thrombosis of superficial vein of penis | Billable |
| N48.82 | Acquired torsion of penis | Billable |
| N48.83 | Acquired buried penis | Billable |
| N48.89 | Other specified disorders of penis | Billable |
| N48.9 | Disorder of penis, unspecified | Billable |
N49
Inflammatory disorders of male genital organs, not elsewhere classified
6 subcodes
| N49.0 | Inflammatory disorders of seminal vesicle | Billable |
| N49.1 | Inflammatory disorders of spermatic cord, tunica vaginalis and vas deferens | Billable |
| N49.2 | Inflammatory disorders of scrotum | Billable |
| N49.3 | Fournier gangrene | Billable |
| N49.8 | Inflammatory disorders of other specified male genital organs | Billable |
| N49.9 | Inflammatory disorder of unspecified male genital organ | Billable |
N50
Other and unspecified disorders of male genital organs
11 subcodes
| N50.0 | Atrophy of testis | Billable |
| N50.1 | Vascular disorders of male genital organs | Billable |
| N50.3 | Cyst of epididymis | Billable |
| N50.8 | Other specified disorders of male genital organs | Header |
| N50.81 | Testicular pain | Header |
| N50.811 | Right testicular pain | Billable |
| N50.812 | Left testicular pain | Billable |
| N50.819 | Testicular pain, unspecified | Billable |
| N50.82 | Scrotal pain | Billable |
| N50.89 | Other specified disorders of the male genital organs | Billable |
| N50.9 | Disorder of male genital organs, unspecified | Billable |
N51
Disorders of male genital organs in diseases classified elsewhere
0 subcodes
N52
Male erectile dysfunction
17 subcodes
| N52.0 | Vasculogenic erectile dysfunction | Header |
| N52.01 | Erectile dysfunction due to arterial insufficiency | Billable |
| N52.02 | Corporo-venous occlusive erectile dysfunction | Billable |
| N52.03 | Combined arterial insufficiency and corporo-venous occlusive erectile dysfunction | Billable |
| N52.1 | Erectile dysfunction due to diseases classified elsewhere | Billable |
| N52.2 | Drug-induced erectile dysfunction | Billable |
| N52.3 | Postprocedural erectile dysfunction | Header |
| N52.31 | Erectile dysfunction following radical prostatectomy | Billable |
| N52.32 | Erectile dysfunction following radical cystectomy | Billable |
| N52.33 | Erectile dysfunction following urethral surgery | Billable |
| N52.34 | Erectile dysfunction following simple prostatectomy | Billable |
| N52.35 | Erectile dysfunction following radiation therapy | Billable |
| N52.36 | Erectile dysfunction following interstitial seed therapy | Billable |
| N52.37 | Erectile dysfunction following prostate ablative therapy | Billable |
| N52.39 | Other and unspecified postprocedural erectile dysfunction | Billable |
| N52.8 | Other male erectile dysfunction | Billable |
| N52.9 | Male erectile dysfunction, unspecified | Billable |
N53
Other male sexual dysfunction
8 subcodes
| N53.1 | Ejaculatory dysfunction | Header |
| N53.11 | Retarded ejaculation | Billable |
| N53.12 | Painful ejaculation | Billable |
| N53.13 | Anejaculatory orgasm | Billable |
| N53.14 | Retrograde ejaculation | Billable |
| N53.19 | Other ejaculatory dysfunction | Billable |
| N53.8 | Other male sexual dysfunction | Billable |
| N53.9 | Unspecified male sexual dysfunction | Billable |
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Verified against the CMS 2026 code set on May 31, 2026.
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