Q55.20 is the authoritative medical code for Q55.20. This classification is used in medical billing and clinical recording to specify the clinical criteria for q55.20 (ICD-10-CM Q55.20), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Unspecified congenital malformations of testis and scrotum is a billable ICD-10-CM diagnosis code Q55.20. Inclusion terms: Congenital malformation of testis or scrotum NOS. Excludes1 (not coded here): congenital hydrocele P83.5; hypospadias Q54.-; androgen insensitivity syndrome E34.5-; syndromes associated with anomalies in the number and form of chromosomes Q90-Q99.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for Q55.20 in the official ICD-10-CM tabular list.
Inclusion Terms
Alternative terms the tabular list files under this code.
- Congenital malformation of testis or scrotum NOS
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- congenital hydrocele P83.5
- hypospadias Q54.-
- androgen insensitivity syndrome E34.5-
- syndromes associated with anomalies in the number and form of chromosomes Q90-Q99
Frequently Asked Questions (FAQ) & Clinical Guidance
What can't be coded together with Q55.20?
Per Excludes1 instructions, Q55.20 must not be reported with: congenital hydrocele (P83.5); hypospadias (Q54.-); androgen insensitivity syndrome (E34.5-); syndromes associated with anomalies in the number and form of chromosomes (Q90-Q99).
What conditions are included under Q55.20?
Q55.20 includes: Congenital malformation of testis or scrotum NOS.
Codes in This Family (20)
Official ICD-10-CM classifications in the same code family as Q55.20, with their registry titles.
- Q55 — Other congenital malformations of male genital organs
- Q55.0 — Absence and aplasia of testis
- Q55.1 — Hypoplasia of testis and scrotum
- Q55.2 — Other and unspecified congenital malformations of testis and scrotum
- 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
- 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
- Q55.64 — Hidden penis
- Q55.69 — Other congenital malformation of penis
- Q55.7 — Congenital vasocutaneous fistula
- Q55.8 — Other specified congenital malformations of male genital organs
- Q55.9 — Congenital malformation of male genital organ, unspecified
Indexed Clinical Terms (1)
Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.
- Malformation (congenital), testis and scrotum
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures: