SelfPayRates — hospital cash prices, from the source

Partial thromboplastin time (PTT) clotting test in CARRINGTON, ND

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 Feb 28, 2026 and Feb 28, 2026.

HospitalCash price List priceOffFile date
CARRINGTON HEALTH CENTER CARRINGTON, ND
PTT-LA SCREEN (PTT-D)
$10.46 $18.03 42% Feb 28, 2026
file
CARRINGTON HEALTH CENTER CARRINGTON, ND
PTT
$53.94 $93.00 42% Feb 28, 2026
file

Outpatient: lowest $10.46, median $32.20, highest $53.94 — a 5.2× difference within the same market.

As an inpatient, the same code is billed by 1 facility here, median $32.20. 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