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HANK Price Transparency. (n.d.).
Anes Diagnostic/Therapeutic Lumbar Puncture (CPT 00635) by State .
PPMan price-transparency data, derived from CMS-required hospital MRFs.
Retrieved October 9, 2026 , from http://ppman.hank.ai/transparency/procedure/00635/by-state?code_type=CPT
“Anes Diagnostic/Therapeutic Lumbar Puncture (CPT 00635) by State.” HANK Price Transparency ,
http://ppman.hank.ai/transparency/procedure/00635/by-state?code_type=CPT. Accessed
October 9, 2026 .
“Anes Diagnostic/Therapeutic Lumbar Puncture (CPT 00635) by State,” HANK Price Transparency ,
accessed October 9, 2026 ,
http://ppman.hank.ai/transparency/procedure/00635/by-state?code_type=CPT.
Source: PPMan price-transparency data, derived from CMS-required hospital
machine-readable files (45 CFR 180). See
methodology .
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CPT · across United States
00635 — Anes Diagnostic/Therapeutic Lumbar Puncture
State-by-state median negotiated rates. Lower bars are cheaper states; the
range bar shows the IQR (25th to 75th percentile within each state).
$241
National median
$50 – $1,100
IQR (p25 – p75)
236
hospitals filing
41
states
Walking in without insurance?
Cash / self-pay price
Cash median
$129
vs. negotiated
-46.7%
Hospitals reporting
190
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 00635 (CPT), with interquartile range
State Median p25 p75
NJ $2,445 $804 $4,961
TX $1,100 $388 $1,132
MA $748 $92 $1,194
KY $261 $261 $300
MT $244 $53 $260
OH $229 $122 $285
ND $203 $153 $321
AK $121 $119 $201
CO $115 $49 $174
IA $109 $59 $324
WY $104 $86 $107
ID $79 $62 $153
GA $77 $21 $102
KS $72 $40 $104
AZ $71 $69 $103
SD $69 $47 $113
PA $67 $53 $67
MS $65 $17 $81
AR $63 $63 $63
NC $58 $58 $58
NE $54 $33 $120
CA $52 $9 $236
WI $45 $36 $51
MO $44 $44 $44
TN $43 $21 $110
IN $38 $4 $132
SC $35 $33 $50
OR $34 $17 $61
NY $33 $27 $38
MI $31 $21 $93
VA $30 $30 $32
AL $27 $21 $35
MN $26 $19 $92
CT $26 $26 $26
HI $23 $23 $24
AS $22 $22 $22
OK $21 $19 $24
UT $21 $21 $21
WA $18 $17 $130
FL $16 $15 $18
IL $11 $1 $31