Lab tests CPT 85730 Outpatient

Partial thromboplastin time (PTT) clotting test in Santa Cruz-Watsonville, CA

In Santa Cruz-Watsonville, CA, 1 hospital lists a cash price for Partial thromboplastin time (PTT) clotting test: from $5.06 to $270.03, with a median of $9.89.

Cash prices at 1 facility for code 85730, as an outpatient — the setting a self-pay patient normally buys. Collected Sep 22, 2026; the hospital files themselves were last updated between Sep 15, 2026 and Sep 15, 2026.

Lowest$5.06Watsonville Community Hospital
Median$9.89half pay less
Highest$270.03in this market
Difference53.4×highest vs lowest

Where each hospital's price falls

Each dot is one hospital's cash price on a scale from the lowest to the highest in Santa Cruz-Watsonville, CA.

median
Lowest $5.06Highest $270.03

Hospitals, cheapest first

HospitalCash price List priceOff listFile date
Watsonville Community Hospital lowest Watsonville, CA Q19872 THROMBOPLAST $5.06 $8.44 40% Sep 15, 2026
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Watsonville Community Hospital Watsonville, CA Q7079 THROMBOPLAST T $7.35 $12.25 40% Sep 15, 2026
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Watsonville Community Hospital Watsonville, CA THROMBOPLASTIN TIME PARTIAL $12.42 $20.70 40% Sep 15, 2026
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Watsonville Community Hospital Watsonville, CA THROMBOPLAST TIMEPTT $270.03 $450.05 40% Sep 15, 2026
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Outpatient: lowest $5.06, median $9.89, highest $270.03 — a 53.4× difference within the same market.

As an inpatient, the same code is billed by 1 facility here, median $9.89. Inpatient and outpatient prices are not comparable and are kept on separate pages: the inpatient charge covers admission, not the same purchase.

What it is

The partial thromboplastin time (PTT or aPTT) test measures how long it takes blood to clot through a different pathway than the PT test. It is used to check for bleeding disorders, before surgery, and to monitor heparin.

What the price covers

The price usually covers the PTT test. The blood draw is often billed separately.