Does Mark Twain Medical Center publish its standard charges and chargemaster?

Yes. Mark Twain Medical Center publishes a machine-readable file with 6,035 standard-charge rows — gross charges, cash prices, and payer-negotiated rates, earning a CMS price transparency compliance grade of A. Browse the negotiated rates by procedure and payer on this page.

How much does Mark Twain Medical Center charge for procedures?

Mark Twain Medical Center (San Andreas, CA) publishes a separately negotiated rate for each insurance payer, plus a discounted cash price and a gross (list) charge, for every procedure in its price transparency file. This page compares each procedure's negotiated median against the national median so you can see whether a price is above or below market.

▸ Hospital · CA · CCN 051332

Mark Twain Medical Center

San Andreas, CA, 95249

25 bedsCritical Access Hospitals2

Compliance grade

100/100

Rates published

6,035

last crawl 2026-05-22

Procedures tracked

127

of 209 target codes

Payers

with negotiated rates

Procedures tracked

...

Payers

...

▸ Compare with other hospitals All CA hospitalsJSON

The report bundles all published codes × every payer rate + compliance grade as a downloadable PDF + CSV with a data-version manifest.

Source MRF: https://www.dignityhealth.org/content/dam/dignity-health/documents/pricing-procedure-spreadsheets-2020/price-transparency-4-30-2022/central-california/680127677_Mark-Twain-Medical-Center_standardcharges.csv · CSV

Procedures & rates

vs nat'l shows this hospital's negotiated median against the national median for that code (green = at/below market, amber = 1–1.5×, red = >1.5× the national median).

Procedure	Type	Code	Payers	Gross	Cash	Neg min	Neg median	vs nat'l	Neg max
behavioral
Psychiatric diagnostic evaluation	CPT	90791	12	$275	$192.5	$63.25	$195.66	1.1×	$269.5
Psychotherapy 30 minutes	CPT	90832	12	$207	$144.9	$36.8	$127.56	0.86×	$202.86
Psychotherapy 45 minutes	CPT	90834	12	$275	$192.5	$63.25	$195.66	1.2×	$269.5
Psychotherapy 60 minutes	CPT	90837	12	$445	$311.5	$101.43	$316.8	1.7×	$436.1
emergency
ED visit level 1	CPT	99281	12	$324	$226.8	$13.8	$57	0.41×	$453
ED visit level 2	CPT	99282	12	$568	$397.6	$26.91	$111.15	0.47×	$556.64
ED visit level 3	CPT	99283	12	$924	$646.8	$40.02	$165.3	0.41×	$905.52
ED visit level 4	CPT	99284	12	$1,622	$1,135.4	$78.66	$324.9	0.49×	$1,589.56
ED visit level 5	CPT	99285	12	$2,335	$1,634.5	$118.68	$463.86	0.44×	$2,288.3
Critical care, first hour	CPT	99291	12	$4,343	$3,040.1	$172.68	$3,089.84	2.9×	$4,256.14
imaging
CT head without contrast	CPT	70450	12	$1,071	$749.7	$147.54	$761.97	3.7×	$1,049.58
CT head with contrast	CPT	70460	12	$1,401	$980.7	$206.94	$996.75	4.3×	$1,372.98
CT head with and without contrast	CPT	70470	12	$1,721	$1,204.7	$244.76	$1,224.41	4.6×	$1,686.58
CT neck with contrast	CPT	70491	12	$1,736	$1,215.2	$260.27	$1,235.08	4.5×	$1,701.28
MRI brain without contrast	CPT	70551	12	$2,682	$1,877.4	$280.94	$1,652.65	4.1×	$2,628.36
MRI brain with contrast	CPT	70552	12	$2,946	$2,062.2	$392.48	$2,095.94	4.4×	$2,887.08
MRI brain with and without contrast	CPT	70553	12	$3,352	$2,346.4	$462.55	$2,384.79	4.0×	$3,284.96
Chest X-ray single view	CPT	71045	12	$109	$76.3	$25.07	$77.55	0.82×	$106.82
Chest X-ray 2 views	CPT	71046	12	$149	$104.3	$34.27	$106.01	1.1×	$146.02
Chest X-ray 3 views	CPT	71047	12	$188	$131.6	$43.24	$133.76	1.4×	$184.24
CT chest without contrast	CPT	71250	12	$1,386	$970.2	$185.25	$986.08	4.6×	$1,358.28
CT chest with contrast	CPT	71260	12	$1,743	$1,220.1	$235.64	$1,240.07	4.4×	$1,708.14
CT chest with and without contrast	CPT	71270	12	$2,177	$1,523.9	$280.02	$1,548.83	5.3×	$2,133.46
MRI chest without contrast	CPT	71550	12	$2,905	$2,033.5	$510.03	$2,066.77	4.8×	$2,846.9
MRI chest with contrast	CPT	71551	12	$3,275	$2,292.5	$561.39	$2,330.01	2.9×	$3,209.5
MRI chest with and without contrast	CPT	71552	12	$4,013	$2,809.1	$711.6	$2,855.06	4.8×	$3,932.74
Lumbosacral spine X-ray	CPT	72100	12	$258	$180.6	$43.01	$173.12	1.7×	$252.84
CT cervical spine without contrast	CPT	72125	12	$1,403	$982.1	$181.94	$998.17	5.0×	$1,374.94
CT thoracic spine without contrast	CPT	72128	12	$1,401	$980.7	$181.45	$996.75	5.0×	$1,372.98
CT lumbar spine without contrast	CPT	72131	12	$1,393	$975.1	$181.01	$991.06	4.9×	$1,365.14
MRI cervical spine without contrast	CPT	72141	12	$2,280	$1,596	$274.75	$1,404.94	3.5×	$2,234.4
MRI thoracic spine without contrast	CPT	72146	12	$2,288	$1,601.6	$274.75	$1,409.87	3.8×	$2,242.24
MRI lumbar spine without contrast	CPT	72148	12	$2,278	$1,594.6	$275.19	$1,403.71	3.7×	$2,232.44
MRI lumbar spine with and without contrast	CPT	72149	12	$2,915	$2,040.5	$395.67	$2,073.88	4.6×	$2,856.7
MRI cervical spine with and without contrast	CPT	72156	12	$3,280	$2,296	$467.11	$2,021.14	3.7×	$3,214.4
MRI lumbar spine with contrast	CPT	72158	12	$3,262	$2,283.4	$466.19	$2,010.05	3.7×	$3,196.76
CT pelvis without contrast	CPT	72192	12	$1,300	$910	$185.63	$924.89	4.6×	$1,274
CT pelvis with contrast	CPT	72193	12	$1,651	$1,155.7	$290.33	$1,174.61	4.2×	$1,617.98
Shoulder X-ray	CPT	73030	12	$319	$223.3	$36.72	$134.81	1.5×	$312.62
Humerus X-ray	CPT	73060	12	$221	$154.7	$29.21	$109.16	1.2×	$216.58
Hand X-ray 3 views	CPT	73130	12	$361	$252.7	$35.7	$153.06	1.6×	$353.78
MRI upper extremity joint without contrast	CPT	73221	12	$4,395	$3,076.5	$292.49	$2,026.38	4.9×	$4,307.1
MRI upper extremity joint with and without contrast	CPT	73223	12	$5,695	$3,986.5	$579.89	$2,625.98	4.3×	$5,581.1
Knee X-ray 1-2 views	CPT	73560	12	$330	$231	$27.01	$141.17	1.5×	$323.4
Ankle X-ray 3 views	CPT	73610	12	$377	$263.9	$35.7	$160.49	1.7×	$369.46
MRI lower extremity joint without contrast	CPT	73721	12	$4,514	$3,159.8	$554.5	$2,081.26	4.4×	$4,423.72
MRI lower extremity joint with and without contrast	CPT	73723	12	$5,695	$3,986.5	$748.42	$2,625.98	4.1×	$5,581.1
CT abdomen without contrast	CPT	74150	12	$1,296	$907.2	$190.24	$922.05	4.9×	$1,270.08
CT abdomen with contrast	CPT	74160	12	$1,926	$1,348.2	$296.45	$1,370.26	4.8×	$1,887.48
CT abdomen with and without contrast	CPT	74170	12	$2,675	$1,872.5	$337.46	$1,903.14	5.7×	$2,621.5
CT abdomen and pelvis without contrast	CPT	74176	12	$1,174	$821.8	$253.38	$835.25	2.3×	$1,150.52
CT abdomen and pelvis with contrast	CPT	74177	12	$2,242	$1,569.4	$400.17	$1,595.08	2.9×	$2,197.16
CT abdomen and pelvis with and without contrast	CPT	74178	12	$2,961	$2,072.7	$453.34	$2,106.61	3.7×	$2,901.78
MRI abdomen without contrast	CPT	74181	12	$2,428	$1,699.6	$284.41	$1,702.96	4.4×	$2,379.44
MRI abdomen with and without contrast	CPT	74183	12	$3,715	$2,600.5	$498.79	$2,604.22	4.6×	$3,640.7
Abdominal ultrasound complete	CPT	76700	12	$749	$524.3	$118.15	$532.88	3.6×	$734.02
Abdominal ultrasound limited	CPT	76705	12	$582	$407.4	$86.25	$414.07	2.8×	$570.36
Retroperitoneal ultrasound complete	CPT	76770	12	$712	$498.4	$44.16	$163.76	1.1×	$697.76
Obstetric ultrasound first trimester	CPT	76801	12	$582	$407.4	$111.36	$414.07	2.9×	$570.36
Obstetric ultrasound after first trimester	CPT	76805	12	$739	$517.3	$133.94	$525.77	3.4×	$724.22
Obstetric ultrasound with fetal anatomy	CPT	76811	12	$653	$457.1	$150.19	$464.59	2.0×	$639.94
Transvaginal ultrasound	CPT	76830	12	$684	$478.8	$96.07	$486.64	3.3×	$670.32
Pelvic ultrasound complete	CPT	76856	12	$678	$474.6	$19.78	$96.07	0.67×	$664.44
Scrotal ultrasound	CPT	76870	12	$686	$480.2	$84.89	$488.06	3.7×	$672.28
Diagnostic mammography unilateral	CPT	77065	12	$351	$245.7	$51.75	$181.58	1.2×	$343.98
Diagnostic mammography bilateral	CPT	77066	12	$351	$245.7	$67.39	$217.7	1.1×	$343.98
Screening mammography bilateral	CPT	77067	12	$306	$214.2	$63.48	$205.07	1.3×	$299.88
EKG tracing only	CPT	93005	12	$493	$345.1	$18.63	$289.72	2.5×	$483.14
EKG interpretation only	CPT	93010	12	$34	$23.8	$7.82	$24.2	1.3×	$33.32
Transthoracic echocardiogram complete	CPT	93306	12	$1,960	$1,372	$340.47	$1,352.26	2.3×	$1,920.8
Transthoracic echocardiogram	CPT	93307	12	$1,625	$1,137.5	$213.15	$1,156.11	4.7×	$1,592.5
inpatient
Initial hospital care, low complexity	CPT	99221	12	$277	$193.9	$48.71	$197.08	2.1×	$271.46
Initial hospital care, moderate complexity	CPT	99222	12	$377	$263.9	$86.71	$268.22	1.6×	$369.46
Initial hospital care, high complexity	CPT	99223	12	$554	$387.8	$113.75	$394.15	1.8×	$542.92
Hospital discharge, <30 min	CPT	99238	12	$184	$128.8	$42.32	$130.91	1.5×	$180.32
Hospital discharge, >30 min	CPT	99239	12	$281	$196.7	$64.63	$199.93	1.6×	$275.38
lab
Basic metabolic panel (BMP)	CPT	80048	12	$204	$142.8	$2.16	$10.32	0.32×	$199.92
Electrolyte panel	CPT	80051	12	$130	$91	$8.85	$92.49	3.9×	$127.4
Comprehensive metabolic panel	CPT	80053	12	$219	$153.3	$2.69	$13.18	0.30×	$214.62
Lipid panel	CPT	80061	12	$139	$97.3	$3.24	$13.4	0.35×	$136.22
Renal function panel	CPT	80069	12	$186	$130.2	$10.79	$132.34	4.9×	$182.28
Hepatic function panel	CPT	80076	12	$217	$151.9	$2.08	$9.06	0.34×	$212.66
Urinalysis non-automated	CPT	81002	12	$13	$9.1	$2.99	$9.26	1.3×	$12.74
Urinalysis automated	CPT	81003	12	$84	$58.8	$2.78	$51.77	3.7×	$82.32
Glucose quantitative	CPT	82947	12	$68	$47.6	$1	$15.64	0.89×	$66.64
Hemoglobin A1c	CPT	83036	12	$149	$104.3	$3.1	$34.27	1.3×	$146.02
Thyroid stimulating hormone (TSH)	CPT	84443	12	$190	$133	$20.96	$135.18	2.9×	$186.2
Complete blood count with automated differential	CPT	85025	12	$135	$94.5	$9.59	$96.05	3.6×	$132.3
Complete blood count without differential	CPT	85027	12	$100	$70	$8.11	$59.69	2.8×	$98
Urine culture bacterial	CPT	87086	12	$58	$40.6	$1.75	$10.15	0.44×	$56.84
Urine culture identification	CPT	87088	12	$173	$121.1	$1.9	$8.63	0.39×	$169.54
Tissue exam by pathologist level IV	CPT	88305	12	$175	$122.5	$8.26	$40.25	0.39×	$171.5
office
Office visit, new patient, 15-29 min	CPT	99202	12	$169	$118.3	$28.75	$100.88	1.2×	$165.62
Office visit, new patient, 30-44 minutes	CPT	99203	12	$242	$169.4	$45.54	$149.13	1.2×	$237.16
Office visit, new patient, 45-59 min	CPT	99204	12	$369	$258.3	$55.66	$195.3	1.1×	$361.62
Office visit, new patient, 60-74 min	CPT	99205	12	$458	$320.6	$70.15	$246.14	1.1×	$448.84
Office visit, established patient, 5 min	CPT	99211	12	$66	$46.2	$2.76	$15.18	0.24×	$64.68
Office visit, established patient, 10-19 min	CPT	99212	12	$100	$70	$5.75	$23	0.29×	$98
Office visit, established patient, 20-29 minutes	CPT	99213	12	$163	$114.1	$9.43	$37.49	0.33×	$159.74
Office visit, established patient, 30-39 minutes	CPT	99214	12	$241	$168.7	$13.8	$55.2	0.36×	$236.18
Office visit, established patient, 40-54 min	CPT	99215	12	$323	$226.1	$18.63	$74.29	0.39×	$316.54
preventive
Upper GI endoscopy diagnostic	CPT	43235	12	$889	$622.3	$204.47	$632.48	0.69×	$871.22
Upper GI endoscopy with biopsy	CPT	43239	12	$1,026	$718.2	$235.98	$729.95	0.76×	$1,005.48
Sigmoidoscopy diagnostic	CPT	45330	12	$180	$126	$41.4	$128.07	0.15×	$176.4
Sigmoidoscopy with biopsy	CPT	45331	12	$218	$152.6	$50.14	$155.1	0.17×	$213.64
Colonoscopy diagnostic	CPT	45378	12	$616	$431.2	$141.68	$438.26	0.50×	$603.68
Colonoscopy with biopsy	CPT	45380	12	$739	$517.3	$169.97	$525.77	0.43×	$724.22
Colonoscopy with polyp removal	CPT	45385	12	$875	$612.5	$201.25	$622.53	0.52×	$857.5
surgery
Total shoulder arthroplasty	CPT	23472	11	$3,759	$2,631.3	$864.57	$2,774.15	0.67×	$3,683.82
Hip hemiarthroplasty	CPT	27125	12	$4,495	$3,146.5	$1,033.85	$3,197.98	2.6×	$4,405.1
Total hip replacement	CPT	27130	12	$3,610	$2,527	$830.3	$2,568.34	0.59×	$3,537.8
Total knee replacement	CPT	27447	12	$3,855	$2,698.5	$886.65	$2,742.65	0.66×	$3,777.9
Knee revision arthroplasty single component	CPT	27486	11	$3,527	$2,468.9	$811.21	$2,602.93	1.6×	$3,456.46
Knee revision arthroplasty all components	CPT	27487	12	$4,405	$3,083.5	$1,013.15	$3,133.94	1.6×	$4,316.9
Shoulder arthroscopy with decompression	CPT	29826	12	$439	$307.3	$100.97	$340.23	1.0×	$599.01
Shoulder arthroscopy with rotator cuff repair	CPT	29827	12	$2,695	$1,886.5	$619.85	$1,917.37	0.58×	$2,641.1
Knee arthroscopy with meniscectomy	CPT	29881	12	$1,366	$956.2	$314.18	$971.85	0.47×	$1,338.68
ACL reconstruction	CPT	29888	12	$2,481	$1,736.7	$570.63	$1,765.12	0.53×	$2,431.38
Open appendectomy	CPT	44950	12	$1,632	$1,142.4	$375.36	$1,161.1	1.0×	$1,599.36
Laparoscopic appendectomy	CPT	44970	12	$1,525	$1,067.5	$350.75	$1,084.97	0.69×	$1,494.5
Laparoscopic cholecystectomy	CPT	47562	12	$1,660	$1,162	$381.8	$1,181.01	0.67×	$1,626.8
Lap cholecystectomy with cholangiography	CPT	47563	12	$1,800	$1,260	$414	$1,280.61	0.68×	$1,764
Open umbilical hernia repair	CPT	49560	12	$1,878	$1,314.6	$431.94	$1,336.11	0.70×	$1,840.44
Umbilical hernia repair age 5+	CPT	49585	12	$1,120	$784	$257.6	$796.83	0.61×	$1,097.6
Lap inguinal hernia repair	CPT	49650	12	$1,080	$756	$248.4	$768.37	0.68×	$1,058.4
Lap incisional hernia repair	CPT	49652	12	$1,894	$1,325.8	$435.62	$1,347.49	0.50×	$1,856.12
Lap salpingo-oophorectomy	CPT	58661	12	$1,638	$1,146.6	$376.74	$1,165.36	0.57×	$1,605.24

Rate history available after the next quarterly refresh. We re-crawl all hospital MRFs each quarter to track rate changes over time.

Payer mix (top 12)

Payer	Codes covered	Median rate
UnitedHealthcare	127	$304.32
Anthem BCBS	127	$217.85
Blue Cross Blue Shield	127	$210.75
Cigna	127	$322.65
First Health	127	$343.16
Health Net	127	$301.02
Humana	127	$85.79
Kaiser Permanente	127	$190.24
Aetna	127	$207.63
Medicare	127	$85.79
Multiplan	127	$365.54
Medicaid	125	$181.67

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