Lab tests CPT 85730 Outpatient

Partial thromboplastin time (PTT) clotting test in El Paso, TX

In El Paso, TX, 3 hospitals list a cash price for Partial thromboplastin time (PTT) clotting test: from $5.60 to $20.66, with a median of $16.88. The lowest listed price is at El Paso Children's Hospital.

Cash prices at 3 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 — and —.

Lowest$5.60El Paso Children's Hospital
Median$16.88half pay less
Highest$20.66in this market
Difference3.7×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 El Paso, TX.

median
Lowest $5.60Highest $20.66

Hospitals, cheapest first

HospitalCash price List priceOff listFile date
El Paso Children's Hospital lowest El Paso, TX ACTIVATED PART THROMBOPLASTIN $5.60 $28.00 80%
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El Paso Children's Hospital El Paso, TX PARTIAL THROMBOPLAS TIME (PTT) $5.60 $28.00 80%
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El Paso Children's Hospital El Paso, TX PARTIAL THROMBOPLAS TIME $5.60 $28.00 80%
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El Paso Children's Hospital El Paso, TX HEXAGONAL PHOSPHOLIPID SCR $5.60 $28.00 80%
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El Paso Children's Hospital El Paso, TX SPC *APTT SENDOUT $5.60 $28.00 80%
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University Medical Center El Paso El Paso, TX SPC PRT THROMBO TM (PTT) $6.89 $34.46 80%
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University Medical Center Surgical Hospital Dieter El Paso, TX SPC PRT THROMBO TM (PTT) $6.89 $34.46 80%
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University Medical Center Surgical Hospital Dieter El Paso, TX SH PARTIAL THROMBOPLAS TIME $16.08 $80.40 80%
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University Medical Center El Paso El Paso, TX PARTIAL THROMBOPLAS TIME $16.88 $84.42 80%
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University Medical Center Surgical Hospital Dieter El Paso, TX PARTIAL THROMBOPLAS TIME $16.88 $84.42 80%
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University Medical Center Surgical Hospital Dieter El Paso, TX SH CHEM PRT THROMBO TM (PTT) $18.08 $90.40 80%
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University Medical Center Surgical Hospital Dieter El Paso, TX PARTIAL THROMBOPLAS TIME (PTT) $18.82 $94.08 80%
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University Medical Center El Paso El Paso, TX PARTIAL THROMBOPLAS TIME (PTT) $18.82 $94.08 80%
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University Medical Center Surgical Hospital Dieter El Paso, TX CHEM PRT THROMBO TM (PTT) $18.98 $94.92 80%
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University Medical Center El Paso El Paso, TX CHEM PRT THROMBO TM (PTT) $18.98 $94.92 80%
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University Medical Center Surgical Hospital Dieter El Paso, TX SH CLIN CHEM PRT THROMBO TM (PTT) $19.68 $98.40 80%
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University Medical Center El Paso El Paso, TX CLIN CHEM PRT THROMBO TM (PTT) $20.66 $103.32 80%
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University Medical Center Surgical Hospital Dieter El Paso, TX CLIN CHEM PRT THROMBO TM (PTT) $20.66 $103.32 80%
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Outpatient: lowest $5.60, median $16.88, highest $20.66 — a 3.7× difference within the same market.

As an inpatient, the same code is billed by 3 facilities here, median $16.88. 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.

3 rows held back from this comparison

They are priced below $1 or below a tenth of the national median for code 85730 ($48.56). 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.

University Medical Center Surgical Hospital Dieter El Paso, TXSH SPC APTT SENDOUT $2.88 file
University Medical Center Surgical Hospital Dieter El Paso, TXSPC APTT SENDOUT $3.02 file
University Medical Center El Paso El Paso, TXSPC APTT SENDOUT $3.02 file