Mark Twain Medical Center

768 Mountain Ranch Rd, San Andreas, CA · CommonSpirit Health · · NPI 1508968819

Source: hospital's published price file ↗ · Published Feb 28, 2026 · Ingested Sep 10, 2026

Published prices by procedure

Cash price is what you pay without insurance. The negotiated range spans the lowest to highest rate this hospital agreed with insurers.

Procedure Cash price Gross charge Negotiated range Payers
I-123 sod iodide diag per 100 uci HCPCS A9516 $409.59 $615.00 $89.33 – $513.52 14
I131 iodide sol, rx HCPCS A9530 $286.38 $430.00 $94.95 – $359.66 12
Iadna legionella pneumophila amplified probe tq CPT 87541 $21.65 $32.50 $17.60 – $32.50 14
Ia infect ag ab qual/semiquant sgl step CPT 86318 $20.65 $31.00 $16.79 – $30.38 14
I&d abscess posterior spine l/s/ls-22015 CPT 22015 not published not published $755.33 – $755.33 5
I&d abscss rtrphryngl/paraphryngl intraorl apprch CPT 42720 not published not published $199.08 – $199.08 5
I&d/bursa/foot 28001 CPT 28001 not published not published $141.41 – $141.41 5
I&d frarm&/wrst deep absc/hematoma CPT 25028 $961.71 $1,444.00 $373.57 – $1,415.12 14
I&d intramural/intramuscular/submuc abscess transanal anes CPT 46045 not published not published $141.83 – $141.83 5
I&d lacrimal gland CPT 68400 not published not published $209.34 – $209.34 5
I&d lacrimal sac CPT 68420 not published not published $229.42 – $229.42 5
I&d upper arm/elbow deep abscess/hematoma CPT 23930 $588.75 $884.00 $186.27 – $866.32 14
Igh@ var region somatic mutation analy CPT 81263 $333.00 $500.00 $214.36 – $388.08 12
Ihc/icc per specimen each additional single antibody stain CPT 88341 $218.45 $328.00 $11.65 – $45.00 14
Ihc/icc per specimen each multiplex antibody stain CPT 88344 $95.25 $143.01 $37.00 – $140.15 14
Ihc/icc per specimen initial single antibody stain CPT 88342 $218.45 $328.00 $12.94 – $50.00 14
Ileostomy/jejunostomy non-tube 44310 CPT 44310 $1,835.50 $2,756.00 $701.50 – $2,700.88 14
Iliac bone graft microvasc CPT 20956 not published not published $2,286.49 – $2,286.49 5
Iliac revasc add-on 37222 CPT 37222 not published not published $160.46 – $160.46 5
Imbrication/diaphragm/transthor/transabd 39545 CPT 39545 not published not published $991.16 – $991.16 5
Img rta detcj/mntr ds staff CPT 92227 $101.24 $152.00 $8.79 – $148.96 14
Img rta detc/mntr ds phy/qhp CPT 92228 $66.60 $100.00 $21.86 – $98.00 14
Immobilizer shldr dlx str 24-36in med HCPCS L1830 $45.29 $68.00 $13.97 – $54.00 14
Immobilizer shldr sling med HCPCS L3660 $135.20 $203.00 $52.52 – $198.94 14
Immt breast prosthesis 19340 CPT 19340 not published not published $598.11 – $598.11 5
Immune complex assay CPT 86332 $86.16 $129.36 $8.76 – $16.17 14
Immunoassay tumor antigen quantitative ca 125 CPT 86304 $34.66 $52.03 $18.50 – $50.99 14
Immunoassay tumor antigen quantitative ca 19-9 CPT 86301 $34.66 $52.03 $18.50 – $50.99 14
Immunodiff gel qual ea antigen/ab CPT 86331 $27.98 $42.00 $3.03 – $5.58 14
Immunofixation electrophoresis serum CPT 86334 $53.85 $80.85 $2.16 – $8.34 14
Immunofluorescence per specimen each additional single antibody stain CPT 88350 $69.72 $104.68 $27.09 – $102.59 14
Immunofluorescence per specimen initial single antibody stain CPT 88346 $71.27 $107.00 $27.09 – $102.59 14
Impl absrb msh/prsth dly cls CPT 15778 $638.70 $959.00 $248.10 – $939.82 12
Implant biventricular device 33976 CPT 33976 not published not published $1,611.91 – $1,611.91 5
Implant brain electrodes CPT 61531 not published not published $1,078.31 – $1,078.31 5
Implant brain electrodes CPT 61533 not published not published $1,332.50 – $1,332.50 5
Implant brain electrodes CPT 61760 not published not published $1,137.69 – $1,137.69 5
Implant cochlear device CPT 69930 not published not published $1,293.62 – $1,293.62 5
Implant eye drug system CPT 67027 not published not published $675.01 – $675.01 5
Implant hormone pellet(s) 11980 CPT 11980 not published not published $88.44 – $88.44 5
Implant nerve end CPT 64787 not published not published $264.45 – $264.45 5
Implant neuroelectrde addl CPT 61868 not published not published $303.76 – $303.76 5
Implant neuroelectrode CPT 61867 not published not published $916.39 – $916.39 5
Implant neuroelectrodes CPT 63655 not published not published $891.19 – $891.19 5
Implant neuroelectrodes CPT 64553 not published not published $163.20 – $163.20 5
Implant neuroelectrodes CPT 64555 $572.76 $860.00 $222.49 – $842.80 12
Implant neuroelectrodes CPT 64561 not published not published $675.35 – $675.35 5
Implant neurostim arrays CPT 61886 not published not published $434.49 – $434.49 5
Implant single ventricular device 33975 CPT 33975 not published not published $1,192.80 – $1,192.80 5
Implant spinal canal cath CPT 62351 not published not published $442.60 – $442.60 5
Implant spine infusion pump CPT 62361 not published not published $229.85 – $229.85 5
Implant spine infusion pump CPT 62362 not published not published $300.76 – $300.76 5
Implant tcat pulm vlv perq CPT 33477 not published not published $1,116.16 – $1,116.16 5
Implant ureter in bowel CPT 50800 not published not published $939.89 – $939.89 5
Impl neurostim electr perc CPT 63650 $849.15 $1,275.00 $329.85 – $1,249.50 14
Implnt bio implnt for soft tiss reinforcement 15777 CPT 15777 not published not published $173.49 – $173.49 5
Implnt spinl canal catheter 62350 CPT 62350 not published not published $299.48 – $299.48 5
Impl oi implt skull perq esp CPT 69714 not published not published $503.77 – $503.77 5
Implt brain chemotx add-on 61517 CPT 61517 not published not published $43.19 – $43.19 5
Impltj ntrstrml crnl rng seg CPT 65785 not published not published $1,946.38 – $1,946.38 5
In-111 pentetate dtpa / 0.5 mci HCPCS A9548 $1,665.00 $2,500.00 $551.55 – $2,089.36 14
In-111 satumomab pend HCPCS A4642 $4,595.40 $6,900.00 $1,521.94 – $5,765.34 12
Inc deep opng b1 crtx thorax CPT 21510 not published not published $501.13 – $501.13 5
Inc dp bone crtx f/arm&/wrst CPT 25035 $1,357.31 $2,038.00 $415.69 – $1,997.24 14
Inc dp opn b1 crtx hum/elbw CPT 23935 not published not published $622.04 – $622.04 5
Incis 1 vertebral seg cerv CPT 22210 not published not published $1,202.62 – $1,202.62 5
Incis 1 vertebral seg lumbar CPT 22214 not published not published $1,114.20 – $1,114.20 5
Incis 1 vertebral seg thorac CPT 22212 not published not published $1,186.40 – $1,186.40 5
Incis addl spine segment CPT 22216 not published not published $352.04 – $352.04 5
Incise bile duct sphincter CPT 47460 not published not published $860.42 – $860.42 5
Incise diaphragm nerve CPT 64746 not published not published $241.81 – $241.81 5
Incise/drain eyelid lining CPT 68020 not published not published $145.68 – $145.68 5
Incise flexor carpi radialis CPT 25001 not published not published $251.30 – $251.30 5
Incise hand/finger tendon CPT 26460 $713.96 $1,072.00 $197.37 – $1,050.56 14
Incise hip/thigh nerve CPT 64763 not published not published $290.51 – $290.51 5
Incise hip/thigh nerve CPT 64766 not published not published $484.05 – $484.05 5
Incise inner ear CPT 69801 not published not published $198.23 – $198.23 5
Incise inner ear nerve CPT 69915 not published not published $1,512.36 – $1,512.36 5
Incise inner ear nerve CPT 69950 not published not published $1,739.22 – $1,739.22 5
Incise inner eye adhesions CPT 65860 not published not published $361.86 – $361.86 5
Incise inner eye adhesions CPT 65865 not published not published $474.21 – $474.21 5
Incise inner eye adhesions CPT 65870 not published not published $449.86 – $449.86 5
Incise inner eye adhesions CPT 65875 not published not published $449.86 – $449.86 5
Incise inner eye adhesions CPT 65880 not published not published $449.86 – $449.86 5
Incise inner eye strands CPT 67030 not published not published $443.46 – $443.46 5
Incise nerve back of head CPT 64744 not published not published $338.78 – $338.78 5
Incise perq finger tendon 26060 CPT 26060 not published not published $181.15 – $181.15 5
Incise skull/brain surgery CPT 61720 not published not published $2,029.30 – $2,029.30 5
Incise skull/brain surgery CPT 61735 not published not published $1,623.44 – $1,623.44 5
Incise skull repair CPT 62121 not published not published $1,360.27 – $1,360.27 5
Incise skull/sutures CPT 61556 not published not published $1,166.32 – $1,166.32 5
Incise skull/sutures CPT 61557 not published not published $1,161.19 – $1,161.19 5
Incise sperm duct pouch CPT 55600 not published not published $377.24 – $377.24 5
Incise spinal cord tract(s) CPT 63170 not published not published $1,300.89 – $1,300.89 5
Incise spine accessory nerve CPT 63191 not published not published $1,171.45 – $1,171.45 5
Incise spine nrv >2 segmnts CPT 63190 not published not published $1,194.94 – $1,194.94 5
Incise spine nrv half segmnt CPT 63185 not published not published $1,196.22 – $1,196.22 5
Incise tear duct opening 68440 CPT 68440 not published not published $136.72 – $136.72 5
Incise tendon(s) & muscle(s) CPT 23406 not published not published $429.36 – $429.36 5
Incise thigh tendon & fascia CPT 27305 not published not published $290.51 – $290.51 5

A missing value means the hospital did not publish that price — it never means the price is zero. Real bills can add facility fees, supplies and professional fees; see our methodology.