SelfPayRates — hospital cash prices, from the source

Partial thromboplastin time (PTT) clotting test in Flagstaff, AZ

Cash prices at 2 facilities across 2 cities 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 Mar 2, 2026.

HospitalCash price List priceOffFile date
Page Hospital PAGE, AZ
LAB PTT PLASMA/BLD WHL
$10.41 $19.00 45% Mar 2, 2026
file
Flagstaff Medical Center FLAGSTAFF, AZ
*REF* PTT-LA
$18.90 $37.80 50% Feb 28, 2026
file
Flagstaff Medical Center FLAGSTAFF, AZ
*REF* APTT
$22.71 $45.41 50% Feb 28, 2026
file
Flagstaff Medical Center FLAGSTAFF, AZ
Partial Thromboplastin Time
$67.23 $134.45 50% Feb 28, 2026
file

Outpatient: lowest $10.41, median $20.81, highest $67.23 — a 6.5× difference within the same market.

As an inpatient, the same code is billed by 2 facilities here, median $20.81. 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