Blood Clotting (PTT) Test cost at US hospitals
Partial thromboplastin time (PTT) · CPT 85730
$5.51
lowest cash price
$74.00
national median
$747.03
highest cash price
897
hospitals with a published cash price
Middle half of hospitals (25th–75th percentile) against the full range. The same procedure varies $5.51–$747.03 — the variation is the story.
Most expensive published cash price
$747.03
CENTENNIAL MEDICAL CENTER AT ASHLAND CITY — Ashland City, TNMedian cash price over time
Sep 1, 2025 ($109.35) → Sep 1, 2026 ($65.00)
By state
| State | Hospitals | Lowest cash | Median | Highest |
|---|---|---|---|---|
| Alaska | 5 | $82.68 | $134.16 | $188.76 |
| Arizona | 24 | $8.06 | $31.56 | $141.73 |
| Arkansas | 11 | $24.75 | $68.25 | $92.00 |
| California | 91 | $11.32 | $111.28 | $322.83 |
| Colorado | 17 | $5.51 | $258.27 | $662.00 |
| Florida | 74 | $37.48 | $158.60 | $584.00 |
| Georgia | 25 | $28.00 | $79.56 | $474.83 |
| Hawaii | 2 | $51.00 | $51.00 | $56.32 |
| Illinois | 51 | $30.03 | $88.20 | $170.40 |
| Indiana | 26 | $41.38 | $119.40 | $172.53 |
| Iowa | 21 | $32.85 | $32.85 | $698.75 |
| Kansas | 11 | $39.20 | $265.85 | $466.86 |
| Kentucky | 23 | $44.35 | $149.17 | $293.40 |
| Louisiana | 1 | $50.96 | $50.96 | $50.96 |
| Maine | 7 | $67.35 | $117.10 | $190.05 |
| Maryland | 2 | $12.60 | $12.60 | $12.60 |
| Michigan | 27 | $8.29 | $31.00 | $132.80 |
| Minnesota | 18 | $34.40 | $85.68 | $114.40 |
| Mississippi | 11 | $20.02 | $34.20 | $76.59 |
| Missouri | 21 | $23.25 | $60.50 | $431.10 |
| Montana | 2 | $48.00 | $48.00 | $114.40 |
| Nebraska | 13 | $32.51 | $67.20 | $110.50 |
| Nevada | 4 | $26.03 | $115.83 | $161.59 |
| New Hampshire | 1 | $178.15 | $178.15 | $178.15 |
| New Jersey | 22 | $6.01 | $6.61 | $27.00 |
| New Mexico | 2 | $108.36 | $108.36 | $108.36 |
| New York | 23 | $6.01 | $6.01 | $126.00 |
| North Carolina | 15 | $51.00 | $69.85 | $82.85 |
| North Dakota | 4 | $38.40 | $38.40 | $38.40 |
| Ohio | 68 | $24.70 | $62.40 | $204.75 |
| Oklahoma | 18 | $22.11 | $53.00 | $210.10 |
| Oregon | 12 | $24.65 | $59.25 | $65.25 |
| Pennsylvania | 33 | $25.80 | $41.40 | $511.20 |
| South Carolina | 11 | $53.50 | $96.50 | $217.00 |
| South Dakota | 7 | $41.60 | $65.60 | $110.40 |
| Tennessee | 38 | $10.35 | $19.80 | $747.03 |
| Texas | 107 | $36.96 | $117.00 | $733.35 |
| Virginia | 43 | $10.35 | $79.00 | $359.16 |
| Washington | 32 | $7.28 | $36.41 | $121.80 |
| West Virginia | 18 | $37.00 | $55.50 | $301.20 |
| Wisconsin | 35 | $19.80 | $50.00 | $140.70 |
| Wyoming | 4 | $22.68 | $34.34 | $37.10 |