Ascension Columbia St. Mary's Hospital - Ozaukee Campus (Columbia St. Mary's Hospital Milwaukee, Inc.)

13111 N Port Washington Rd, Mequon, WI · Ascension · · NPI 1316000706

Source: hospital's published price file ↗ · Published Jan 1, 2026 · Ingested Sep 8, 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
MRI breast w IV cont bi CPT 77049 $4,475.32 $8,444.00 $180.10 – $635.92 7
MRI cardiac morph & func wo IV cont CPT 75557 $2,059.58 $3,886.00 $182.61 – $517.79 10
MRI cardiac morph & func wwo IV cont CPT 75561 $2,563.61 $4,837.00 $202.11 – $828.27 10
MRI cardiac morph & func wwo IV cont w/stress img CPT 75563 not published not published $230.45 – $1,692.04 10
MRI chest without contrast CPT 71550 $1,675.33 $3,161.00 $114.56 – $517.79 10
MRI chest without & w/contrast CPT 71552 $1,775.50 $3,350.00 $177.24 – $828.27 10
MRI chest w IV cont CPT 71551 not published not published $135.41 – $1,692.04 10
MRI fetal ea addl gestation CPT 74713 not published not published $145.60 – $296.07 6
MRI fetal sngl/1st gestation CPT 74712 not published not published $235.31 – $517.79 10
MRI guid ndl plc s&i CPT 77021 not published not published $116.14 – $248.03 6
MRI guid parenchymal tiss ablation CPT 77022 not published not published $330.87 – $703.06 6
MRI loex nonjt w IV cont CPT 73719 $2,417.86 $4,562.00 $127.06 – $828.27 10
MRI lower extremity other than joint without contrast (both sides) CPT 73718 $4,432.39 $8,363.00 $105.86 – $517.79 10
MRI lower extremity other than joint without & w/contrast (both sides) CPT 73720 $6,434.73 $12,141.00 $168.54 – $828.27 10
MRI orbit/face/neck without contrast CPT 70540 $2,882.67 $5,439.00 $105.31 – $517.79 10
MRI orbit/face/neck without & w/contrast CPT 70543 $2,724.73 $5,141.00 $167.99 – $828.27 10
MRI orbit fac&nck w IV cont CPT 70542 $2,556.72 $4,824.00 $127.06 – $828.27 10
MRI tmj CPT 70336 $2,064.88 $3,896.00 $115.16 – $517.79 10
MRI upper extremity other than joint without contrast (both sides) CPT 73218 $4,867.52 $9,184.00 $106.40 – $517.79 10
MRI upper extremity other than joint without & w/contrast (both sides) CPT 73220 $6,403.46 $12,082.00 $168.54 – $828.27 10
MRI upper extremity w/dye CPT 73219 not published not published $127.06 – $828.27 10
Mr safety determination physician/other qhp CPT 76016 $163.24 $308.00 $79.10 – $198.11 7
Mr safety implant elec prepj CPT 76018 $170.13 $321.00 $89.36 – $206.53 7
Mr safety implant&/fb assmt clin staff ea add 30 CPT 76015 not published not published $144.50 – $144.50 1
Mr safety implt pos&/immoblj CPT 76019 $110.24 $208.00 $57.82 – $133.65 7
Mr sfty implt&/fb asmt stf 1 CPT 76014 $45.58 $86.00 $23.84 – $55.10 7
Mr sfty med physics xm cstmz CPT 76017 $448.38 $846.00 $100.65 – $543.87 7
Mr spectroscopy CPT 76390 $963.54 $1,818.00 $85.71 – $232.66 10
Msh2 gene dup/delete variant CPT 81297 not published not published $213.30 – $667.56 16
Msh2 gene full seq CPT 81295 not published not published $221.77 – $1,194.59 16
Msh2 gene known variants CPT 81296 not published not published $189.35 – $1,056.98 16
Msh6 gene dup/delete variant CPT 81300 not published not published $236.35 – $744.86 16
Msh6 gene full seq CPT 81298 not published not published $420.77 – $2,008.77 16
Msh6 gene known variants CPT 81299 not published not published $235.71 – $963.93 16
Mt bone graft microvasc CPT 20957 not published not published $4,290.41 – $10,717.93 6
Mthfr gene analy common variants CPT 81291 $430.36 $812.00 $65.34 – $204.49 16
M.tuberculo dna dir probe CPT 87555 not published not published $26.88 – $87.10 16
M.tuberculo dna quant CPT 87557 not published not published $42.84 – $186.83 16
Mucin synovial fluid CPT 83872 $18.55 $35.00 $5.86 – $25.23 16
Mucopolysaccharides CPT 83864 not published not published $28.50 – $89.20 16
Mucormycosis antibody CPT 86732 not published not published $15.00 – $57.32 16
Mult fam adapt bhv tx gdn CPT 97157 not published not published $29.00 – $76.92 8
Multi den insert direct form HCPCS A5512 $24.91 $47.00 $30.13 – $43.58 5
Multi family grp psychotherapy CPT 90849 not published not published $47.48 – $344.10 9
Multifocal erg w/i&r CPT 92274 not published not published $54.48 – $335.08 9
Multiple sleep latency test CPT 95805 $3,365.50 $6,350.00 $93.38 – $1,136.37 9
Mumps antibody igg CPT 86735 $110.77 $209.00 $13.05 – $57.32 16
Muscle-skin graft arm CPT 15736 not published not published $1,917.53 – $4,790.44 6
Muscle-skin graft leg CPT 15738 not published not published $1,996.22 – $5,073.05 6
Muscle-skin graft trunk CPT 15734 not published not published $2,339.27 – $5,860.34 6
Muscle test cran nerv unilat CPT 95867 $70.49 $133.00 $67.58 – $666.91 9
Muscle test hemidiaphragm CPT 95866 not published not published $104.16 – $335.08 9
Muscle test larynx CPT 95865 not published not published $112.37 – $276.06 9
Muscle test one fiber CPT 95872 $58.83 $111.00 $81.17 – $335.08 9
Muscle transfers CPT 23397 not published not published $1,794.67 – $4,454.65 6
Muscle transfer shoulder/arm CPT 23395 not published not published $2,022.69 – $5,013.64 6
Musc myoq/fscq flp h&n pedcl CPT 15733 not published not published $1,636.64 – $4,111.93 6
Musc/tdn transfer upr a/e 1 CPT 24301 not published not published $1,196.38 – $2,931.01 6
Mycobacteria dna amp probe CPT 87551 not published not published $48.24 – $152.46 16
Mycobacteria dna dir probe CPT 87550 not published not published $20.05 – $87.10 16
Mycobacteria dna quant CPT 87552 not published not published $42.84 – $186.83 16
Mycophenolate mofetil 250 mg capsule HCPCS J7517 $2.91 $5.49 $0.23 – $0.64 12
Mycoplasma antibody igm CPT 86738 $113.95 $215.00 $13.24 – $57.32 16
Myd88 gene p.leu265pro vrnt CPT 81305 $283.02 $534.00 $175.40 – $557.07 13
Myelogphy 2/> spine regions CPT 72270 $1,389.13 $2,621.00 $108.53 – $1,692.04 10
Myelography l-s spine CPT 72265 $781.75 $1,475.00 $65.50 – $1,692.04 10
Myelography neck spine CPT 72240 $1,358.92 $2,564.00 $72.30 – $1,692.04 10
Myelography thoracic spine CPT 72255 $753.66 $1,422.00 $75.02 – $1,692.04 10
Myelography via inj w/s&i 2+ regions CPT 62305 $2,267.34 $4,278.00 $196.28 – $1,692.04 9
Myelography via inj w/s&i cervical CPT 62302 $2,371.22 $4,474.00 $191.18 – $1,692.04 9
Myelography via inj w/s&i lumbosacral CPT 62304 $2,371.22 $4,474.00 $188.33 – $1,692.04 9
Myelography via inj w/s&i thoracic CPT 62303 not published not published $191.18 – $1,692.04 9
Myeloperoxidase ab multi step qualitative/semiquantitative CPT 83516 $96.46 $182.00 $11.53 – $50.42 16
Myocardial resection 33542 CPT 33542 not published not published $3,931.78 – $10,038.19 6
Myocrd img pet 1std rst/strs CPT 78491 not published not published $116.86 – $3,330.77 7
Myocrd img pet 1 std w/ct CPT 78429 $2,762.89 $5,213.00 $130.93 – $3,330.77 7
Myocrd img pet 2rtracer CPT 78432 not published not published $154.44 – $6,188.63 7
Myocrd img pet 2rtracer CT CPT 78433 not published not published $168.67 – $6,188.63 7
Myocrd img pet mlt rst&strs CPT 78492 not published not published $138.70 – $3,330.77 7
Myocrd img pet rst&strs CT CPT 78431 not published not published $145.03 – $5,063.63 7
Myocrd img pet rst/strs w/ct CPT 78430 not published not published $124.29 – $3,330.77 7
Myomectomy abdom complex CPT 58146 not published not published $1,831.26 – $4,572.89 6
Myomectomy abdom method CPT 58140 not published not published $1,480.02 – $3,658.06 6
Myomectomy vag method CPT 58145 not published not published $906.18 – $2,218.72 6
Myringoplasty CPT 69620 $469.05 $885.00 $802.40 – $2,784.88 6
Nalbuphine 10 mg/ml injection solution HCPCS J2300 $6.39 $12.06 $3.19 – $8.57 10
Naltrexone, depot form HCPCS J2315 $3.71 $7.00 $4.30 – $6.80 6
Narcosynthesis CPT 90865 not published not published $156.41 – $618.38 9
Nasal endoscopy dx uni/bi separate proc CPT 31231 $261.82 $494.00 $102.56 – $765.76 9
Nasal endoscopy with removal of nasal foreign body CPT 30999 not published not published $226.06 – $497.33 3
Nasal function studies CPT 92512 not published not published $44.45 – $666.91 9
Nasal/sinus endoscopy surg CPT 31287 not published not published $320.13 – $825.69 6
Nasal/sinus endoscopy surg CPT 31290 not published not published $1,827.09 – $4,488.68 6
Nasal/sinus endoscopy surg CPT 31291 not published not published $1,929.89 – $4,756.57 6
Nasal/sinus endoscopy surg w/bx 31237 CPT 31237 $276.66 $522.00 $254.44 – $999.58 6
Nasal/sinus endo spendt remove tiss 31288 CPT 31288 not published not published $371.65 – $954.52 6
Nasal/sinus endo surg w/concha bullosa resct 31240 CPT 31240 not published not published $252.82 – $621.93 6
Nasal/sinus endo w/ethmoidectomy part 31254 CPT 31254 not published not published $386.36 – $1,662.06 6
Nasal/sinus endo w/ethmoidectomy tot 31255 CPT 31255 not published not published $512.99 – $1,423.42 6
Nasal/sinus endo w/front sinus expl 31276 CPT 31276 not published not published $598.86 – $1,794.36 6

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.