SelfPayRates — hospital cash prices, from the source
Cash prices at 6 facilities across 5 cities for code 85610, as an outpatient — the setting a self-pay patient normally buys. Collected Sep 23, 2026; the hospital files themselves were last updated between Aug 5, 2026 and Aug 27, 2026.
| Hospital | Cash price | List price | Off | File date | |
|---|---|---|---|---|---|
| PARKWEST MEDICAL CENTER
LOUISVILLE, TN PROTHROMBIN TIME |
$5.67 | $9.00 | 37% | Aug 5, 2026 file |
|
| PARKWEST MEDICAL CENTER
KNOXVILLE, TN PROTHROMBIN TIME |
$12.00 | $40.00 | 70% | Aug 5, 2026 file |
|
| FORT SANDERS REGIONAL MEDICAL CENTER
KNOXVILLE, TN PROTHROMBIN TIME |
$13.20 | $40.00 | 67% | Aug 5, 2026 file |
|
| ROANE COUNTY MEDICAL CENTER
HARRIMAN, TN PROTHROMBIN TIME |
$13.20 | $40.00 | 67% | Aug 5, 2026 file |
|
| METHODIST MEDICAL CENTER OF OAK RIDGE
OAK RIDGE, TN PROTHROMBIN TIME |
$13.20 | $40.00 | 67% | Aug 5, 2026 file |
|
| FORT LOUDOUN MEDICAL CENTER
LENOIR CITY, TN PROTHROMBIN TIME |
$13.20 | $40.00 | 67% | Aug 27, 2026 file |
|
| PARKWEST MEDICAL CENTER
LOUISVILLE, TN PROTHROMBIN TIME |
$25.20 | $40.00 | 37% | Aug 5, 2026 file |
Outpatient: lowest $5.67, median $13.20, highest $25.20 — a 4.4× difference within the same market.
As an inpatient, the same code is billed by 1 facility here, median $5.67. Inpatient and outpatient prices are not comparable and are kept on separate pages: the inpatient charge covers admission, not the same purchase.
They are priced below $1 or below a tenth of the national median for code 85610 ($33.60). Such a line is almost always a physician's fee billed separately, an assistant's share or a placeholder — a real charge, but not the price of the procedure itself.
| PARKWEST MEDICAL CENTER
KNOXVILLE, TN PROTHROMBIN TIME |
$2.70 | file |
| FORT SANDERS REGIONAL MEDICAL CENTER
KNOXVILLE, TN PROTHROMBIN TIME |
$2.97 | file |
| METHODIST MEDICAL CENTER OF OAK RIDGE
OAK RIDGE, TN PROTHROMBIN TIME |
$2.97 | file |
| FORT LOUDOUN MEDICAL CENTER
LENOIR CITY, TN PROTHROMBIN TIME |
$2.97 | file |
| ROANE COUNTY MEDICAL CENTER
HARRIMAN, TN PROTHROMBIN TIME |
$2.97 | file |