Pricing & Access· September 9, 2026 · 16 min readRevised CMS ASP Files: Reconcile the Quarter, Version, and HCPCS CodeA step-by-step guide to reconciling revised CMS Medicare Part B Drug Payment Limit Files by date of service, hub version date, and...By Ran Chen#ASP#HCPCS
Policy· August 23, 2026 · 16 min readCMS-10110 Turns Quarterly ASP Into a Part B MFP Compliance Feed: Comments Oct 20CMS proposed revising CMS-10110 to use quarterly ASP filings for Part B Maximum Fair Price compliance. We map the PRA burden, legal...By Ran Chen#CMS#ASP#Medicare Part B
Pricing & Access· August 22, 2026 · 17 min readCMS's 340B OPPS Cut: ASP Minus 33.4%, the 2026 Survey, and August 31 ClockCMS proposed paying 340B drugs at ASP minus 33.4% under the CY 2027 OPPS rule. We analyze the 2026 acquisition survey, the $4.55B cut,...By Ran Chen#340B#CMS#Medicare Part B
Pricing & Access· May 22, 2026 · 12 min readASP lag after launch: why buy-and-bill economics can break in the first quartersWhy ASP lag can strain buy-and-bill margins after launch, and what access teams should model during the WAC-to-ASP reimbursement...By Ran Chen#Medicare Part B#ASP#Buy and Bill
Pricing & Access· May 22, 2026 · 9 min readJ-code timing and interim billing risk for new buy-and-bill biologicsNew buy-and-bill biologics may launch before permanent J-codes and ASP data. Map HCPCS timing, NOC billing, WAC payment, and revenue...By Ran Chen#Medicare Part B#HCPCS#J-Code