SelfPayRates — hospital cash prices, from the source

Partial thromboplastin time (PTT) clotting test in Cookeville, TN

Cash prices at 1 facility for code 85730, as an outpatient — the setting a self-pay patient normally buys. Collected Sep 23, 2026; the hospital files themselves were last updated between — and —.

HospitalCash price List priceOffFile date
Saint Thomas Regional Hospitals SPARTA, TN
PTT-LA SCREEN
$9.74 $32.45 70%
file
Saint Thomas Regional Hospitals SPARTA, TN
PTT-LA SCREEN
$9.74 $32.45 70%
file
Saint Thomas Regional Hospitals SPARTA, TN
PTT-D HEPARIN
$11.01 $36.70 70%
file
Saint Thomas Regional Hospitals SPARTA, TN
PTT-D HEPARIN
$11.01 $36.70 70%
file
Saint Thomas Regional Hospitals SPARTA, TN
PTT
$34.04 $113.45 70%
file
Saint Thomas Regional Hospitals SPARTA, TN
PTT
$34.04 $113.45 70%
file

Outpatient: lowest $9.74, median $11.01, highest $34.04 — a 3.5× difference within the same market.

As an inpatient, the same code is billed by 1 facility here, median $11.01. Inpatient and outpatient prices are not comparable and are kept on separate pages: the inpatient charge covers admission, not the same purchase.

Other markets for this procedure