N46.9 Male infertility, unspecified

Billable ICD-10-CM code, FY2026.

Applies from N46 Male infertility

Excludes1 (never code together)

• vasectomy status (Z98.52)

MS-DRG index

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

Approximate ICD-9-CM (GEMs)

• 606.9 Male infertility, unspecified

Medicare Code Edits (MCE v43.1 (April 2026))

• Adult diagnoses (age 15 through 124): Age conflict edit. These diagnoses are clinically expected only in patients age 15 through 124.

Code annotations containing back-references to N46.9

Back-references to N46

• Type 2 Excludes: Z31 Encounter for procreative management ("male infertility (N46.-)")
• Type 1 Excludes: Z98.5 Sterilization status ("male infertility (N46.-)")

Diagnosis Index entries for N46.9

• Infertility › male

Nearby codes

• N46.123 Oligospermia due to obstruction of efferent ducts
• N46.124 Oligospermia due to radiation
• N46.125 Oligospermia due to systemic disease
• N46.129 Oligospermia due to other extratesticular causes
• N46.8 Other male infertility
• N46.9 Male infertility, unspecified (this code)