CA-125 test cost in Missouri
In Missouri, 26 hospitals publish a cash price for CA-125 blood test (ovarian cancer marker): from $20.00 to $216.11, with a median of $111.48. The lowest price is at St Joseph Medical Center (Kansas City). The highest price is 10.8× the lowest.
Outpatient cash prices, one line per hospital — its lowest listed price for code 86304. Prices for both sides of the body and inpatient prices are not mixed in. Collected Sep 25, 2026.
Lowest$20.00St Joseph Medical Center
Median$111.48half pay less
Highest$216.11in Missouri
Lowest saves$91.48vs the median
Hospitals in Missouri, cheapest first
| Hospital | Cash price | List price | File date |
|---|---|---|---|
| St Joseph Medical Center lowest Kansas City · Kansas City, MO-KS Hc Immunoassay, Tumor Antigen, Ca 125 | $20.00 | $331.59 | Mar 17, 2026 source file |
| Mercy Hospital South Saint Louis · St. Louis, MO-IL Ca 125 | $35.10 | $54.00 | — source file |
| Mercy Hospital St Louis Saint Louis · St. Louis, MO-IL Ca 125 | $35.10 | $54.00 | — source file |
| Children's Mercy Hospital Kansas City · Kansas City, MO-KS CA 125 | $49.44 | $103.00 | — source file |
| Mercy Hospital Stoddard Bernie · Bernie, MO Immunoassay Tumor Antigen Quantitative Ca 125 | $66.00 | $88.00 | Jun 12, 2026 source file |
| Mercy Hospital Stoddard Dexter · Dexter, MO Immunoassay Tumor Antigen Quantitative Ca 125 | $66.00 | $88.00 | Jun 12, 2026 source file |
| Mercy Hospital Lebanon Lebanon · Lebanon, MO Ca 125 | $66.95 | $103.00 | — source file |
| Boone Hospital Center Columbia · Columbia, MO IA TUMOR AG QNT CA 125 | $72.60 | $121.00 | Apr 1, 2026 source file |
| NKC Health North Kansas City · Kansas City, MO-KS CANCER ANTIGEN 125 II | $73.95 | $255.00 | Mar 6, 2026 source file |
| Mercy Hospital Carthage Carthage · Joplin, MO-KS Ca 125 | $78.65 | $121.00 | — source file |
| Mercy Hospital Springfield Springfield · Springfield, MO Ca 125 | $91.65 | $141.00 | — source file |
| Mercy Hospital Springfield Ozark · Springfield, MO Ca 125 | $91.65 | $141.00 | — source file |
| Mercy Hospital Jefferson Festus · St. Louis, MO-IL Ca 125 | $111.15 | $171.00 | — source file |
| Mercy Hospital Joplin Joplin · Joplin, MO-KS Ca 125 | $111.80 | $172.00 | — source file |
| Mercy Perry Perryville · Perryville, MO Ca 125 | $113.10 | $174.00 | — source file |
| Mercy Hospital Perry Perryville · Perryville, MO Immunoassay Tumor Antigen Quantitative Ca 125 | $118.50 | $158.00 | Jun 12, 2026 source file |
| Mercy Hospital Washington Washington · St. Louis, MO-IL Ca 125 | $122.20 | $188.00 | — source file |
| Curators of the University of Missouri Columbia · Columbia, MO CANCER ANTIGEN 125 P28620202 | $122.73 | $204.55 | Dec 15, 2025 source file |
| Mercy Hospital Aurora Aurora · Aurora, MO Ca 125 | $143.00 | $220.00 | — source file |
| Mercy Hospital Cassville Cassville · Cassville, MO Ca 125 | $143.00 | $220.00 | — source file |
| Mercy St. Francis Hospital Mountain View · West Plains, MO Ca 125 | $143.00 | $220.00 | — source file |
| Freeman Health System - Freeman West Joplin · Joplin, MO-KS CA125 | $162.54 | $406.35 | Sep 1, 2026 source file |
| Mercy Hospital Stoddard Dexter · Dexter, MO Ca 125 | $169.00 | $260.00 | — source file |
| Mercy Hospital Lincoln Troy · St. Louis, MO-IL Ca 125 | $182.00 | $280.00 | — source file |
| Mercy Hospital Southeast Cape Girardeau · Cape Girardeau, MO-IL Ca 125 | $189.80 | $292.00 | — source file |
| Fitzgibbon Hospital Marshall · Marshall, MO Immunologic analysis for detection of tumor antigen, quantitative; CA 125 | $216.11 | $270.14 | Feb 2, 2026 source file |
By metro area
Each metro page compares every listing, including prices for both sides of the body.
| Metro area | Hospitals | Lowest | Median |
|---|---|---|---|
| St. Louis, MO-IL | 5 | $35.10 | $111.15 |
| Joplin, MO-KS | 3 | $78.65 | $111.80 |
| Kansas City, MO-KS | 3 | $20.00 | $49.44 |
| Columbia, MO | 2 | $72.60 | $97.66 |
| Dexter, MO | 2 | $66.00 | $117.50 |
| Perryville, MO | 2 | $113.10 | $115.80 |
| Springfield, MO | 2 | $91.65 | $91.65 |
| Aurora, MO | 1 | $143.00 | $143.00 |
| Bernie, MO | 1 | $66.00 | $66.00 |
| Cassville, MO | 1 | $143.00 | $143.00 |
| Cape Girardeau, MO-IL | 1 | $189.80 | $189.80 |
| Lebanon, MO | 1 | $66.95 | $66.95 |
| Marshall, MO | 1 | $216.11 | $216.11 |
| West Plains, MO | 1 | $143.00 | $143.00 |
What it is
CA-125 is a protein that can be high in ovarian cancer. The test is used to evaluate some pelvic masses and to follow treatment.
What the price covers
The price usually covers running the test. The blood draw (36415) is often billed as a separate line.
CA-125 blood test (ovarian cancer marker) in other states
- Alabama$137.51
- Alaska$199.00
- Arizona$23.93
- Arkansas$46.20
- California$137.80
- Colorado$86.56
- Connecticut$93.38
- Delaware$179.48
- Florida$68.25
- Georgia$140.79
- Hawaii$102.00
- Idaho$93.00
- Illinois$122.50
- Indiana$167.81
- Iowa$97.00
- Kansas$120.00
- Kentucky$337.27
- Louisiana$49.12
- Maine$85.88
- Maryland$90.56
- Massachusetts$81.90
- Michigan$119.43
- Minnesota$101.60
- Mississippi$103.96
- Montana$100.00
- Nebraska$84.18
- Nevada$36.29
- New Hampshire$128.87
- New Jersey$23.93
- New Mexico$98.80
- New York$88.64
- North Carolina$88.50
- North Dakota$101.60
- Ohio$93.60
- Oklahoma$63.00
- Oregon$100.10
- Pennsylvania$129.80
- Rhode Island$165.60
- South Carolina$181.00
- South Dakota$101.60
- Tennessee$63.80
- Texas$127.01
- Utah$73.21
- Vermont$186.41
- Virginia$102.00
- Washington$118.04
- West Virginia$114.00
- Wisconsin$117.50
- Wyoming$66.65
Median cash price across the state's hospitals.