C50.422: Malignant neoplasm of upper-outer quadrant of left male breast

C50.422, malignant neoplasm of upper-outer quadrant of left male breast, is listed as a covered diagnosis in 17 Medicare billing and coding articles that apply to 103 HCPCS Level II codes, including C8903 (Magnetic resonance imaging with contrast, breast; unilateral), C8905 (Magnetic resonance imaging without contrast followed by…), C8906 (Magnetic resonance imaging with contrast, breast; bilateral). 4 of these codes have a 2026 DMEPOS fee schedule amount; E0783 pays $9,917.33 to $11,667.45 (NU) depending on the state. The articles come from 4 Medicare contractors. A listed diagnosis supports medical necessity only; coverage still depends on the LCD's criteria and on documentation in the medical record.

HCPCS Level II codes with C50.422 as a covered diagnosis

CodeDescriptionMedicare coverageDMEPOS fee 2026 (state range)Articles listing it
C8903Magnetic resonance imaging with contrast, breast; unilateralSpecial coverage instructions apply—2
C8905Magnetic resonance imaging without contrast followed by with contrast, breast; unilateralSpecial coverage instructions apply—2
C8906Magnetic resonance imaging with contrast, breast; bilateralSpecial coverage instructions apply—2
C8908Magnetic resonance imaging without contrast followed by with contrast, breast; bilateralSpecial coverage instructions apply—2
J9217Leuprolide acetate (for depot suspension), 7.5 mgSpecial coverage instructions apply—2
J1952Leuprolide injectable, camcevi, 1 mgCarrier judgment—2
J3315Injection, triptorelin pamoate, 3.75 mgSpecial coverage instructions apply—2
J1954Injection, leuprolide acetate for depot suspension (lutrate depot), 7.5 mgCarrier judgment—2
J9202Goserelin acetate implant, per 3.6 mgSpecial coverage instructions apply—2
J1950Injection, leuprolide acetate (for depot suspension), per 3.75 mgSpecial coverage instructions apply—2
J9219Leuprolide acetate implant, 65 mgSpecial coverage instructions apply—2
J9225Histrelin implant (vantas), 50 mgSpecial coverage instructions apply—2
J0881Injection, darbepoetin alfa, 1 microgram (non-esrd use)Special coverage instructions apply—3
J0885Injection, epoetin alfa, (for non-esrd use), 1000 unitsSpecial coverage instructions apply—3
Q5106Injection, epoetin alfa-epbx, biosimilar, (retacrit) (for non-esrd use), 1000 unitsSpecial coverage instructions apply—3
J0882Injection, darbepoetin alfa, 1 microgram (for esrd on dialysis)Special coverage instructions apply—3
Q5105Injection, epoetin alfa-epbx, biosimilar, (retacrit) (for esrd on dialysis), 100 unitsSpecial coverage instructions apply—3
J0890Injection, peginesatide, 0.1 mg (for esrd on dialysis)Carrier judgment—3
Q4081Injection, epoetin alfa, 100 units (for esrd on dialysis)Special coverage instructions apply—3
G0279Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066)Carrier judgment—1
J3316Injection, triptorelin, extended-release, 3.75 mgSpecial coverage instructions apply—1
J9218Leuprolide acetate, per 1 mgSpecial coverage instructions apply—1
J3489Injection, zoledronic acid, 1 mgCarrier judgment—1
J1740Injection, ibandronate sodium, 1 mgCarrier judgment—1
J2430Injection, pamidronate disodium, per 30 mgSpecial coverage instructions apply—1

78 more codes are listed. See every code with payment by region in Caduvo.

Medicare policy articles listing C50.422

2 more articles list C50.422.

A diagnosis listed as covered in a billing and coding article supports medical necessity for the article's codes; it does not guarantee payment. Coverage depends on the LCD's criteria, the contractor's jurisdiction and documentation in the medical record.

Other C50 diagnoses (Malignant neoplasm of breast)

Frequently asked questions

Does Medicare cover C50.422 (Malignant neoplasm of upper-outer quadrant of left male…)?

Medicare covers items and services, not diagnoses. 17 Medicare billing and coding articles list C50.422 as a covered diagnosis for 103 HCPCS Level II codes: the diagnosis can support medical necessity for those codes, but payment still depends on the LCD's coverage criteria and the medical record.

Which HCPCS codes can be billed with ICD-10 C50.422?

The Level II codes from the policies most specific to this diagnosis are C8903 (Magnetic resonance imaging with contrast, breast; unilateral, 2 articles); C8905 (Magnetic resonance imaging without contrast followed by…, 2 articles); C8906 (Magnetic resonance imaging with contrast, breast; bilateral, 2 articles); C8908 (Magnetic resonance imaging without contrast followed by…, 2 articles); J9217 (Leuprolide acetate (for depot suspension), 7.5 mg, 2 articles). Code choice depends on the item supplied; check each code's descriptor.

What does Medicare pay for equipment billed with C50.422?

Under the 2026 DMEPOS fee schedule (non-rural state fees): E0783 $9,917.33 to $11,667.45 (NU); E0786 $10,969.75 to $11,380.88 (NU); E0782 $5,200.92 to $6,118.73 (NU); E0785 $572.38 to $673.39 (KF). Medicare pays 80% of the allowed amount after the Part B deductible.

Which Medicare policy articles list C50.422?

A52849 (Billing and Coding: Breast Imaging: Breast Echography (Sonography)/Breast MRI/Ductography); A56448 (Billing and Coding: Breast Imaging Mammography/Breast Echography (Sonography)/Breast MRI/Ductography); A59160 (Billing and Coding: Luteinizing Hormone-Releasing Hormone (LHRH) Analogs), and 14 more articles.

What is ICD-10-CM code C50.422?

C50.422 is the ICD-10-CM code for malignant neoplasm of upper-outer quadrant of left male breast, in category C50 (Malignant neoplasm of breast), chapter 2: Neoplasms.

Next steps

Sources: CMS Medicare Coverage Database billing and coding articles (covered ICD-10 code lists and HCPCS links); ICD-10-CM FY2026; CMS HCPCS Level II release October 2026; CMS DMEPOS fee schedule 2026 (non-rural state fees). Not billing or legal advice.

Chapter 2: Neoplasms · All diagnoses · HCPCS lookup