Lab tests CPT 87491 Outpatient

Chlamydia test cost in St. Marys, PA

In St. Marys, PA, 1 hospital lists a cash price for chlamydia test by nucleic acid amplification (NAAT, PCR-type): from $412.00 to $412.00, with a median of $412.00. Across Pennsylvania, the median is $195.60 at 64 hospitals.

Cash prices at 1 facility for code 87491, as an outpatient — the setting a self-pay patient normally buys. Collected Sep 23, 2026; the hospital files themselves were last updated between Apr 1, 2026 and Apr 1, 2026.

Lowest$412.00Penn Highlands Elk
Median$412.00half pay less
Highest$412.00in this market
Difference1.0×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 St. Marys, PA.

median
Lowest $412.00Highest $412.00

Hospitals, cheapest first

HospitalCash price List priceInsurers payOff listFile date
Penn Highlands Elk lowest Saint Marys, PA · (814) 788-8000 C.trachomatis Amp Probe Chrg Only $412.00 $412.00 — — Apr 1, 2026
source file
Penn Highlands Elk lowest Saint Marys, PA · (814) 788-8000 C Trachomatis Amp Probe Chrg Only $412.00 $412.00 — — Apr 1, 2026
source file

Outpatient: lowest $412.00, median $412.00, highest $412.00.

As an inpatient, the same code is billed by 1 facility here, median $412.00. 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

This test looks for the genetic material of Chlamydia trachomatis using a nucleic acid amplification test (NAAT), the most accurate type of chlamydia test. It is run on a urine sample or a swab and is used for routine screening and when there are symptoms.

What the price covers

The price usually covers the chlamydia test only. The visit, the sample collection and a gonorrhea test on the same sample (87591) are usually billed separately.