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HANK Price Transparency. (n.d.).
CATH UMB SIL 3.5F 43CM DUAL (CDM 309) by State .
PPMan price-transparency data, derived from CMS-required hospital MRFs.
Retrieved October 17, 2026 , from http://ppman.hank.ai/transparency/procedure/309/by-state?code_type=CDM
“CATH UMB SIL 3.5F 43CM DUAL (CDM 309) by State.” HANK Price Transparency ,
http://ppman.hank.ai/transparency/procedure/309/by-state?code_type=CDM. Accessed
October 17, 2026 .
“CATH UMB SIL 3.5F 43CM DUAL (CDM 309) by State,” HANK Price Transparency ,
accessed October 17, 2026 ,
http://ppman.hank.ai/transparency/procedure/309/by-state?code_type=CDM.
Source: PPMan price-transparency data, derived from CMS-required hospital
machine-readable files (45 CFR 180). See
methodology .
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CDM · across United States
309 — Cath Umb Sil 3.5f 43cm Dual
State-by-state median negotiated rates. Lower bars are cheaper states; the
range bar shows the IQR (25th to 75th percentile within each state).
$153
National median
$78 – $1,635
IQR (p25 – p75)
7
hospitals filing
5
states
Walking in without insurance?
Cash / self-pay price
Cash median
$137
vs. negotiated
-10.7%
Hospitals reporting
23
Cash / self-pay rates apply when you don't run the bill through insurance.
Many hospitals also offer income-based discounts on top of the published
cash price — always ask about a financial-assistance application
before paying.
Median negotiated rate, by state
Ranked by typical (median) negotiated price. Hover for state-level IQR.
Median negotiated rate by state for 309 (CDM), with interquartile range
State Median p25 p75
SD $3,094 $2,704 $3,578
IA $2,298 $1,707 $2,472
MN $1,485 $1,256 $1,635
TN $218 $218 $218
TX $80 $64 $144