Lab tests CPT 87491 Outpatient

Chlamydia test cost in Missoula, MT

In Missoula, MT, 1 hospital lists a cash price for chlamydia test by nucleic acid amplification (NAAT, PCR-type): from $78.40 to $78.40, with a median of $78.40. Across Montana, the median is $84.80 at 8 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$78.40St. Patrick Hospital
Median$78.40half pay less
Highest$78.40in 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 Missoula, MT.

median
Lowest $78.40Highest $92.80

Hospitals, cheapest first

HospitalCash price List priceInsurers payOff listFile date
St. Patrick Hospital lowest Missoula, MT · (406) 543-7271 HC IADNA CHLAMYDIA TRACHOMATIS AMPLIFIED PROBE TQ LAB $78.40 $98.00 — 20% Apr 1, 2026
source file
St. Patrick Hospital Missoula, MT · (406) 543-7271 HC CHLAMYDIA TRACHOMATIS AMPLIFIED DNA $92.80 $116.00 — 20% Apr 1, 2026
source file
St. Patrick Hospital Missoula, MT · (406) 543-7271 HC IADNA CHLAMYDIA TRACHOMATIS AMPLIFIED PROBE TQ $92.80 $116.00 — 20% Apr 1, 2026
source file

Outpatient: lowest $78.40, median $78.40, highest $78.40.

As an inpatient, the same code is billed by 1 facility here, median $78.40. 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.