Rxcurve
Medicare Part B payment limits Effective October 1 – December 31, 2026 Posted by CMS September 17, 2026
HCPCS J0174 · per 1 MG

Lecanemab-irmb, for iv inj

Products billed under this code include Leqembi.

Payment limit per 1 MG, by effective quarter, 4Q23 to 4Q26. Gaps mean the code was not in that quarter’s file, or CMS gave no payment limit.

Products billed under J0174

From the 4Q26 NDC–HCPCS crosswalk. “Limit / pkg” is the 4Q26 payment limit times the billing units in one package.

ProductLabelerNDCUnits / pkgLimit / pkg
Leqembi Eisai Inc. 62856-0212-01 200 $272.20
Leqembi Eisai Inc. 62856-0215-01 500 $680.50

Every quarter

QuarterPayment limitChangeBilling unitDescriptionSource file
4Q26 $1.361 +$0.021 1 MG Lecanemab-irmb, for iv inj v1, posted September 17, 2026
3Q26 $1.34 +$0.004 1 MG Inj, lecanemab-irmb, 1 mg v1, posted September 15, 2026
2Q26 $1.336 +$0.006 1 MG Inj, lecanemab-irmb, 1 mg v1, posted September 15, 2026
1Q26 $1.33 +$0.006 1 MG Inj, lecanemab-irmb, 1 mg v1, posted September 15, 2026
4Q25 $1.324 −$0.003 1 MG Inj, lecanemab-irmb, 1 mg v1, posted September 8, 2026
3Q25 $1.327 −$0.003 1 MG Inj, lecanemab-irmb, 1 mg v1, posted March 10, 2026
2Q25 $1.33 $0.00 1 MG Inj, lecanemab-irmb, 1 mg v1, posted March 10, 2026
1Q25 $1.33 −$0.006 1 MG Inj, lecanemab-irmb, 1 mg v1, posted December 19, 2025
4Q24 $1.336 $0.00 1 MG Inj, lecanemab-irmb, 1 mg v1, posted June 11, 2025
3Q24 $1.336 −$0.003 1 MG Inj, lecanemab-irmb, 1 mg v1, posted June 11, 2025
2Q24 $1.339 −$0.007 1 MG Inj, lecanemab-irmb, 1 mg v1, posted March 11, 2025
1Q24 $1.346 −$0.004 1 MG Inj, lecanemab-irmb, 1 mg v1, posted December 19, 2024
4Q23 $1.35 – 1 MG Inj, lecanemab-irmb, 1 mg v1, posted October 10, 2024

“Change” is the difference from the previous quarter, shown only when both quarters have a payment limit and the billing unit is the same. “vs. last quarter” and “vs. a year ago” follow the same rule.

CMS source files