Q55.4 Other congenital malformations of vas deferens, epididymis, seminal vesicles and prostate

Billable ICD-10-CM code, FY2026. Exempt from present-on-admission (POA) reporting.

Applicable to

• Absence or aplasia of prostate
• Absence or aplasia of spermatic cord
• Congenital malformation of vas deferens, epididymis, seminal vesicles or prostate NOS

Applies from Q55 Other congenital malformations of male genital organs

Excludes1 (never code together)

• congenital hydrocele (P83.5)
• hypospadias (Q54.-)

MS-DRG index

Defines the logic of DRG(s) 729-730 in MDC 12.

Approximate ICD-9-CM (GEMs)

• 752.89 Other specified anomalies of genital organs (approximate)

Diagnosis Index entries for Q55.4

• Absence (of) (organ or part) (complete or partial) › ejaculatory duct (congenital)
• Absence (of) (organ or part) (complete or partial) › epididymis (congenital)
• Absence (of) (organ or part) (complete or partial) › prostate (acquired) › congenital
• Absence (of) (organ or part) (complete or partial) › seminal vesicles (congenital)
• Absence (of) (organ or part) (complete or partial) › spermatic cord, congenital
• Absence (of) (organ or part) (complete or partial) › vas deferens (congenital)
• Adhesions, adhesive (postinfective) › spermatic cord (acquired) › congenital
• Agenesis › ejaculatory duct
• Agenesis › prostate
• Agenesis › seminal vesicles
• Agenesis › spermatic cord
• Agenesis › vas deferens
• Anomaly, anomalous (congenital) (unspecified type) › ejaculatory duct
• Anomaly, anomalous (congenital) (unspecified type) › epididymis
• Anomaly, anomalous (congenital) (unspecified type) › hydatid of Morgagni › male (epididymal)
• Anomaly, anomalous (congenital) (unspecified type) › prostate
• Anomaly, anomalous (congenital) (unspecified type) › seminal vesicles
• Anomaly, anomalous (congenital) (unspecified type) › spermatic cord
• Anomaly, anomalous (congenital) (unspecified type) › vas deferens
• Aplasia › prostate
• Aplasia › spermatic cord
• Appendage › epididymal (organ of Morgagni)
• Appendix, appendicular › epididymis
• Appendix, appendicular › Morgagni › male (epididymal)
• Atresia, atretic › ejaculatory duct
• Cyst (colloid) (mucous) (simple) (retention) › hydatid › Morgagni › male (epididymal)
• Cyst (colloid) (mucous) (simple) (retention) › mesonephric duct › male
• Cyst (colloid) (mucous) (simple) (retention) › Morgagni (hydatid) › male (epididymal)
• Cyst (colloid) (mucous) (simple) (retention) › Müllerian duct › prostatic utricle
• Cyst (colloid) (mucous) (simple) (retention) › wolffian › male
• Deformity › ejaculatory duct (congenital)
• Deformity › epididymis (congenital)
• Deformity › prostate (congenital)
• Deformity › seminal vesicles (congenital)
• Deformity › spermatic cord (congenital)
• Deformity › vas deferens (congenital)
• Embryonic › vas deferens
• Hydatid › Morgagni › male (epididymal)
• Hypertrophy, hypertrophic › prostate › congenital
• Hypoplasia, hypoplastic › epididymis (congenital)
• Malformation (congenital) › epididymis
• Malformation (congenital) › prostate
• Malformation (congenital) › seminal vesicles
• Malformation (congenital) › vas deferens
• Morgagni's › cyst, organ, hydatid, or appendage › male (epididymal)
• Spermatocele › congenital
• Stricture › vas deferens › congenital

Nearby codes

• Q55.21 Polyorchism
• Q55.22 Retractile testis
• Q55.23 Scrotal transposition
• Q55.29 Other congenital malformations of testis and scrotum
• Q55.3 Atresia of vas deferens
• Q55.4 Other congenital malformations of vas deferens, epididymis, seminal vesicles and prostate (this code)
• Q55.5 Congenital absence and aplasia of penis
• Q55.6 Other congenital malformations of penis
• Q55.61 Curvature of penis (lateral)
• Q55.62 Hypoplasia of penis
• Q55.63 Congenital torsion of penis