C. diff test cost in Tucson, AZ — inpatient
In Tucson, AZ, 3 hospitals list a cash price for C. difficile toxin gene test (stool PCR) as an inpatient: from $18.70 to $50.40, with a median of $26.21. The lowest listed price is at Banner University Med Center South — $7.51 less than the median here. Across Arizona, the median is $50.40 at 35 hospitals.
Cash prices at 3 facilities for code 87493, as an inpatient (admitted to hospital) . Collected Sep 23, 2026; the hospital files themselves were last updated between Mar 2, 2026 and Apr 30, 2026.
Where each hospital's price falls
Each dot is one hospital's cash price on a scale from the lowest to the highest in Tucson, AZ.
Hospitals, cheapest first
| Hospital | Cash price | List price | Insurers pay | Off list | File date |
|---|---|---|---|---|---|
| Banner University Med Center South lowest Tucson, AZ · (520) 874-2000 LAB DET IA TOXIN C DIFF PRB AMP | $18.70 | $112.00 | $50.40–$89.60 | 83% | Mar 2, 2026 source file |
| Banner University Med Center South lowest Tucson, AZ · (520) 874-2000 LAB DET IA TOXIN C DIFF PRB AMP NS | $18.70 | $112.00 | $50.40–$89.60 | 83% | Mar 2, 2026 source file |
| Banner University Medical Center Tucson Tucson, AZ · (520) 874-4189 LAB DET IA TOXIN C DIFF PRB AMP | $26.21 | $112.00 | $50.40–$89.60 | 77% | Mar 2, 2026 source file |
| Banner University Medical Center Tucson Tucson, AZ · (520) 874-4189 LAB DET IA TOXIN C DIFF PRB AMP NS | $26.21 | $112.00 | $50.40–$89.60 | 77% | Mar 2, 2026 source file |
| Tucson Medical Center Tucson, AZ · (520) 324-1399 HC Clostridium Difficle Pcr | $50.40 | $180.00 | — | 72% | Apr 30, 2026 source file |
| Tucson Medical Center Tucson, AZ · (520) 324-1399 HC Clostridium Difficle Pcr | $50.40 | $180.00 | — | 72% | Apr 30, 2026 source file |
Inpatient: lowest $18.70, median $26.21, highest $50.40 — a 2.7× difference within the same market.
As an outpatient, the same code is billed by 3 facilities here, median $26.21 — that is the price to compare if you are not being admitted.
Cash or insurance?
At 2 of 2 hospitals that publish insurer rates for this code here, the cash price is below the highest rate a health plan has negotiated, and at 2 it is below every plan's rate. If you have insurance but have not met your deductible, you usually pay your plan's negotiated rate, which falls somewhere in the "Insurers pay" column. Paying cash can cost less, but a cash payment usually does not count toward your deductible. Ask the hospital for both numbers before you book.
What it is
This stool test looks for the toxin gene of Clostridioides difficile, a cause of severe diarrhea, often after antibiotics or a hospital stay.
What the price covers
The price usually covers running the stool test; the collection kit is often included.