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Duluth, MN medical costs: MRI, CT, ultrasound, ER and colonoscopy prices

Posted facility cash prices in Duluth (3 hospitals, Oct 2026 price files): MRI $1,869–$2,480; CT $1,078–$2,685; ultrasound $313–$562; ER visit $497–$883; colonoscopy $1,609–$1,866. Doctor fees are billed separately.

Hospitals in Duluth (by the city in each hospital’s price file): Essentia Health Duluth, Essentia Health St Mary's Medical Center, St Lukes Hospital · lowest posted discounted-cash rate (hospital-fee rows only) plus doctor fee · Oct 2026

Jump to: Quick compare · MRI · CT · Ultrasound · ER visit · Colonoscopy

Quick compare: facility cash price by exam

Facility (hospital-fee) discounted-cash price only, across hospitals in this area that post one for the code; n = hospitals with a cash price. Doctor fees are left out of this summary because they mix FROM FILE, ESTIMATE and VERIFY unevenly; see each section for all-in ranges. Audit note: some posted lows that turned out to be professional-component, urgent-care or conflicting duplicate lines were excluded after a file-level audit (those hospitals show no cash for that exam).

Quick compare: facility cash price by exam
ExamCPTnLowMedianHighLowest-price hospital
MRI brain without contrast705513$1,938$1,938$2,480Essentia Health St. Mary's Medical Center file dated Jan 1, 2026 older file · Essentia Health Duluth (tie, 2 hospitals)
MRI lumbar spine without contrast721483$1,869$1,869$2,468Essentia Health St. Mary's Medical Center file dated Jan 1, 2026 older file · Essentia Health Duluth (tie, 2 hospitals)
MRI knee (lower-extremity joint) without contrast737213$1,919$1,919$2,221Essentia Health St. Mary's Medical Center file dated Jan 1, 2026 older file · Essentia Health Duluth (tie, 2 hospitals)
CT head/brain w/o contrast704503$1,078$1,195$1,195St. Luke's Hospital file dated Apr 1, 2026
CT sinus/maxillofacial w/o contrast704863$1,165$1,258$1,258St. Luke's Hospital file dated Apr 1, 2026
CT chest w/o contrast712503$1,201$1,245$1,245St. Luke's Hospital file dated Apr 1, 2026
CT chest with contrast712603$1,410$1,410$1,593Essentia Health St. Mary's Medical Center file dated Jan 1, 2026 older file · Essentia Health Duluth (tie, 2 hospitals)
CT abdomen & pelvis w/o contrast741763$1,962$1,962$2,102Essentia Health St. Mary's Medical Center file dated Jan 1, 2026 older file · Essentia Health Duluth (tie, 2 hospitals)
CT abdomen & pelvis with contrast741773$2,511$2,511$2,685Essentia Health St. Mary's Medical Center file dated Jan 1, 2026 older file · Essentia Health Duluth (tie, 2 hospitals)
Ultrasound, complete abdomen767003$494$562$562St. Luke's Hospital file dated Apr 1, 2026
Ultrasound, complete pelvis (non-OB)768563$351$503$503St. Luke's Hospital file dated Apr 1, 2026
Ultrasound, soft tissue head/neck (thyroid)765363$375$417$417St. Luke's Hospital file dated Apr 1, 2026
Ultrasound, breast, limited766423$313$314$314St. Luke's Hospital file dated Apr 1, 2026
ER visit, level 3 (moderate)992833$497$497$540Essentia Health St. Mary's Medical Center file dated Jan 1, 2026 older file · Essentia Health Duluth (tie, 2 hospitals)
ER visit, level 4 (high)992843$812$812$883Essentia Health St. Mary's Medical Center file dated Jan 1, 2026 older file · Essentia Health Duluth (tie, 2 hospitals)
Colonoscopy, diagnostic453783$1,609$1,866$1,866St. Luke's Hospital file dated Apr 1, 2026

MRI

MRI brain without contrast

All-in planning range: facility + radiologist read · CPT 70551

0 of 3 hospitals have a FROM FILE doctor fee (0 tagged VERIFY); the rest use ESTIMATE = CMS 2026 MN $66.42 ×1–3. How we estimate

All-in planning range: facility + radiologist read · CPT 70551
HospitalCityFacility cash (facility fee only)Radiologist readAll-in rangeNegotiated median (all insurers)
Essentia Health St. Mary's Medical Center file dated Jan 1, 2026 older fileDuluth$1,938.42$66–$199 ESTIMATE$2,005–$2,138 ESTIMATE$1,309.32
Essentia Health Duluth file dated Jan 1, 2026 older fileDuluth$1,938.42$66–$199 ESTIMATE$2,005–$2,138 ESTIMATE$1,323.86
St. Luke's Hospital file dated Apr 1, 2026Duluth$2,479.55$66–$199 ESTIMATE$2,546–$2,679 ESTIMATE$291.86

MRI lumbar spine without contrast

All-in planning range: facility + radiologist read · CPT 72148

0 of 3 hospitals have a FROM FILE doctor fee (0 tagged VERIFY); the rest use ESTIMATE = CMS 2026 MN $67.10 ×1–3. How we estimate

All-in planning range: facility + radiologist read · CPT 72148
HospitalCityFacility cash (facility fee only)Radiologist readAll-in rangeNegotiated median (all insurers)
Essentia Health St. Mary's Medical Center file dated Jan 1, 2026 older fileDuluth$1,869.12$67–$201 ESTIMATE$1,936–$2,070 ESTIMATE$1,262.51
Essentia Health Duluth file dated Jan 1, 2026 older fileDuluth$1,869.12$67–$201 ESTIMATE$1,936–$2,070 ESTIMATE$1,276.53
St. Luke's Hospital file dated Apr 1, 2026Duluth$2,467.58$67–$201 ESTIMATE$2,535–$2,669 ESTIMATE$291.86

MRI knee (lower-extremity joint) without contrast

All-in planning range: facility + radiologist read · CPT 73721

0 of 3 hospitals have a FROM FILE doctor fee (0 tagged VERIFY); the rest use ESTIMATE = CMS 2026 MN $61.62 ×1–3. How we estimate

All-in planning range: facility + radiologist read · CPT 73721
HospitalCityFacility cash (facility fee only)Radiologist readAll-in rangeNegotiated median (all insurers)
Essentia Health St. Mary's Medical Center file dated Jan 1, 2026 older fileDuluth$1,918.62$62–$185 ESTIMATE$1,980–$2,103 ESTIMATE$1,295.94
Essentia Health Duluth file dated Jan 1, 2026 older fileDuluth$1,918.62$62–$185 ESTIMATE$1,980–$2,103 ESTIMATE$1,310.33
St. Luke's Hospital file dated Apr 1, 2026Duluth$2,221.15$62–$185 ESTIMATE$2,283–$2,406 ESTIMATE$291.86

CT scan

CT head/brain w/o contrast · CPT 70450

CT head/brain w/o contrast · CPT 70450
HospitalCityFacility cash (facility fee only)Radiologist readAll-in rangeNegotiated median (all insurers)
St. Luke's Hospital file dated Apr 1, 2026Duluth$1,078.21$39–$116 ESTIMATE$1,117–$1,194 ESTIMATE$142.69
Essentia Health St. Mary's Medical Center file dated Jan 1, 2026 older fileDuluth$1,195.26$39–$116 ESTIMATE$1,234–$1,311 ESTIMATE$807.35
Essentia Health Duluth file dated Jan 1, 2026 older fileDuluth$1,195.26$39–$116 ESTIMATE$1,234–$1,311 ESTIMATE$816.31

CT sinus/maxillofacial w/o contrast · CPT 70486

CT sinus/maxillofacial w/o contrast · CPT 70486
HospitalCityFacility cash (facility fee only)Radiologist readAll-in rangeNegotiated median (all insurers)
St. Luke's Hospital file dated Apr 1, 2026Duluth$1,165.25$39–$117 ESTIMATE$1,204–$1,282 ESTIMATE$128.17
Essentia Health St. Mary's Medical Center file dated Jan 1, 2026 older fileDuluth$1,257.96$39–$117 ESTIMATE$1,297–$1,375 ESTIMATE$849.70
Essentia Health Duluth file dated Jan 1, 2026 older fileDuluth$1,257.96$39–$117 ESTIMATE$1,297–$1,375 ESTIMATE$859.13

CT chest w/o contrast · CPT 71250

CT chest w/o contrast · CPT 71250
HospitalCityFacility cash (facility fee only)Radiologist readAll-in rangeNegotiated median (all insurers)
St. Luke's Hospital file dated Apr 1, 2026Duluth$1,201.15$48–$145 ESTIMATE$1,250–$1,346 ESTIMATE$142.69
Essentia Health St. Mary's Medical Center file dated Jan 1, 2026 older fileDuluth$1,244.76$48–$145 ESTIMATE$1,293–$1,390 ESTIMATE$840.78
Essentia Health Duluth file dated Jan 1, 2026 older fileDuluth$1,244.76$48–$145 ESTIMATE$1,293–$1,390 ESTIMATE$850.12

CT chest with contrast · CPT 71260

CT chest with contrast · CPT 71260
HospitalCityFacility cash (facility fee only)Radiologist readAll-in rangeNegotiated median (all insurers)
Essentia Health St. Mary's Medical Center file dated Jan 1, 2026 older fileDuluth$1,410.42$53–$158 ESTIMATE$1,463–$1,568 ESTIMATE$952.67
Essentia Health Duluth file dated Jan 1, 2026 older fileDuluth$1,410.42$53–$158 ESTIMATE$1,463–$1,568 ESTIMATE$963.25
St. Luke's Hospital file dated Apr 1, 2026Duluth$1,592.83$53–$158 ESTIMATE$1,645–$1,750 ESTIMATE$238.87

CT abdomen & pelvis w/o contrast · CPT 74176

CT abdomen & pelvis w/o contrast · CPT 74176
HospitalCityFacility cash (facility fee only)Radiologist readAll-in rangeNegotiated median (all insurers)
Essentia Health St. Mary's Medical Center file dated Jan 1, 2026 older fileDuluth$1,962.18$78–$235 ESTIMATE$2,040–$2,197 ESTIMATE$1,337.85
Essentia Health Duluth file dated Jan 1, 2026 older fileDuluth$1,962.18$78–$235 ESTIMATE$2,040–$2,197 ESTIMATE$1,342.31
St. Luke's Hospital file dated Apr 1, 2026Duluth$2,102.02$78–$235 ESTIMATE$2,180–$2,337 ESTIMATE$324.34

CT abdomen & pelvis with contrast · CPT 74177

CT abdomen & pelvis with contrast · CPT 74177
HospitalCityFacility cash (facility fee only)Radiologist readAll-in rangeNegotiated median (all insurers)
Essentia Health St. Mary's Medical Center file dated Jan 1, 2026 older fileDuluth$2,510.64$82–$246 ESTIMATE$2,592–$2,756 ESTIMATE$1,711.80
Essentia Health Duluth file dated Jan 1, 2026 older fileDuluth$2,510.64$82–$246 ESTIMATE$2,592–$2,756 ESTIMATE$1,717.51
St. Luke's Hospital file dated Apr 1, 2026Duluth$2,685.18$82–$246 ESTIMATE$2,767–$2,931 ESTIMATE$479.20

Ultrasound

Ultrasound, complete abdomen · CPT 76700

Ultrasound, complete abdomen · CPT 76700
HospitalCityFacility cash (facility fee only)Radiologist readAll-in rangeNegotiated median (all insurers)
St. Luke's Hospital file dated Apr 1, 2026Duluth$493.95$37–$110 ESTIMATE$531–$604 ESTIMATE$142.69
Essentia Health St. Mary's Medical Center file dated Jan 1, 2026 older fileDuluth$561.66$37–$110 ESTIMATE$598–$672 ESTIMATE$379.38
Essentia Health Duluth file dated Jan 1, 2026 older fileDuluth$561.66$37–$110 ESTIMATE$598–$672 ESTIMATE$383.59

Ultrasound, complete pelvis (non-OB) · CPT 76856

Ultrasound, complete pelvis (non-OB) · CPT 76856
HospitalCityFacility cash (facility fee only)Radiologist readAll-in rangeNegotiated median (all insurers)
St. Luke's Hospital file dated Apr 1, 2026Duluth$351.42$32–$95 ESTIMATE$383–$447 ESTIMATE$142.69
Essentia Health St. Mary's Medical Center file dated Jan 1, 2026 older fileDuluth$502.92$32–$95 ESTIMATE$535–$598 ESTIMATE$339.70
Essentia Health Duluth file dated Jan 1, 2026 older fileDuluth$502.92$32–$95 ESTIMATE$535–$598 ESTIMATE$343.47

Ultrasound, soft tissue head/neck (thyroid) · CPT 76536

Ultrasound, soft tissue head/neck (thyroid) · CPT 76536
HospitalCityFacility cash (facility fee only)Radiologist readAll-in rangeNegotiated median (all insurers)
St. Luke's Hospital file dated Apr 1, 2026Duluth$375.36$26–$78 ESTIMATE$401–$453 ESTIMATE$142.69
Essentia Health St. Mary's Medical Center file dated Jan 1, 2026 older fileDuluth$417.12$26–$78 ESTIMATE$443–$495 ESTIMATE$281.75
Essentia Health Duluth file dated Jan 1, 2026 older fileDuluth$417.12$26–$78 ESTIMATE$443–$495 ESTIMATE$284.88

Ultrasound, breast, limited · CPT 76642

Ultrasound, breast, limited · CPT 76642
HospitalCityFacility cash (facility fee only)Radiologist readAll-in rangeNegotiated median (all insurers)
St. Luke's Hospital file dated Apr 1, 2026Duluth$313.34$31–$92 ESTIMATE$344–$405 ESTIMATE$177.22
Essentia Health St. Mary's Medical Center file dated Jan 1, 2026 older fileDuluth$314.16$31–$92 ESTIMATE$345–$406 ESTIMATE$214.20
Essentia Health Duluth file dated Jan 1, 2026 older fileDuluth$314.16$31–$92 ESTIMATE$345–$406 ESTIMATE$214.91

ER visit

ER visit, level 3 (moderate)

All-in planning range: facility + er physician · CPT 99283

1 of 3 hospitals have a FROM FILE doctor fee (0 tagged VERIFY); the rest use ESTIMATE = CMS 2026 MN $65.04 ×1–3. How we estimate

All-in planning range: facility + er physician · CPT 99283
HospitalCityFacility cash (facility fee only)ER physicianAll-in rangeNegotiated median (all insurers)
Essentia Health St. Mary's Medical Center file dated Jan 1, 2026 older fileDuluth$496.98$65–$195 ESTIMATE$562–$692 ESTIMATE$376.50
Essentia Health Duluth file dated Jan 1, 2026 older fileDuluth$496.98$65–$195 ESTIMATE$562–$692 ESTIMATE$416.41
St. Luke's Hospital file dated Apr 1, 2026Duluth$539.65$28–$224 FROM FILE · med · n=26$567–$764$334.14

ER visit, level 4 (high)

All-in planning range: facility + er physician · CPT 99284

1 of 3 hospitals have a FROM FILE doctor fee (0 tagged VERIFY); the rest use ESTIMATE = CMS 2026 MN $110.45 ×1–3. How we estimate

All-in planning range: facility + er physician · CPT 99284
HospitalCityFacility cash (facility fee only)ER physicianAll-in rangeNegotiated median (all insurers)
Essentia Health St. Mary's Medical Center file dated Jan 1, 2026 older fileDuluth$812.46$110–$331 ESTIMATE$923–$1,144 ESTIMATE$615.50
Essentia Health Duluth file dated Jan 1, 2026 older fileDuluth$812.46$110–$331 ESTIMATE$923–$1,144 ESTIMATE$680.74
St. Luke's Hospital file dated Apr 1, 2026Duluth$883.46$47–$319 FROM FILE · med · n=25$930–$1,202$512.49

Colonoscopy (CPT 45378)

All-in planning range (facility + doctor + anesthesia)

3 hospitals with a professional-fee layer. Anesthesia (CPT 00811) is an ESTIMATE for every hospital: CMS 2026 Minnesota anesthesia fee ≈ $117.78 (4 base + 2 time units × $19.63) up to 3× — none of the hospital files posted usable per-case anesthesia rates (a few posted per-unit rates, which we don’t add). Some colonoscopies use nurse sedation with no separate anesthesia bill. Pathology (CPT 88305, pathologist read) applies only when a polyp or biopsy is taken; FROM FILE = 10th–90th percentile of the hospital file’s professional rates, else ESTIMATE $35.14–$105 (CMS 88305-26 ×1–3); count it once per specimen jar. Lab facility fees for pathology are not included.

All-in planning range (facility + doctor + anesthesia)
HospitalFacility cashDoctor (45378)Anesthesia (00811)All-in range+ Pathology if biopsy (88305)
St. Luke's Hospital file dated Apr 1, 2026$1,609$97–$954 FROM FILE$118–$353 ESTIMATE$1,824–$2,916+$35–$105 ESTIMATE
Essentia Health St. Mary's Medical Center file dated Jan 1, 2026 older file$1,866$156–$469 ESTIMATE$118–$353 ESTIMATE$2,140–$2,688+$35–$105 ESTIMATE
Essentia Health Duluth file dated Jan 1, 2026 older file$1,866$156–$469 ESTIMATE$118–$353 ESTIMATE$2,140–$2,688+$35–$105 ESTIMATE

How we estimate

Gaps

Statewide: MRI · CT · ER · Colonoscopy · Ultrasound

Facility fee only — doctor/radiologist, anesthesia, and pathology fees are billed separately and are not included. Prices come from each hospital’s own posted standard-charges file, last checked Oct 2026. Negotiated median is across all insurer rates in the file; it is not your plan’s price. Your insurer (Blue Cross, HealthPartners, Medica, UCare, etc.) may pay a different rate, and your cost depends on your deductible and coinsurance. Always ask for a Good Faith Estimate. Facility price = hospital-fee rows only (no “professional” billing class, no modifier 26; where a hospital labels every row professional, the technical/global non-26 rate is used). Re-extracted Oct 30, 2026. Know your billing rights.

Hospitals near you

Addresses and phone numbers: CMS Hospital General Information (Oct 2026). Grades: Leapfrog Hospital Safety Grade, Spring 2026. Star ratings and emergency services: CMS Hospital General Information (Care Compare, Oct 2026); no star shown where CMS lists “Not Available”. How to read these ratings. Call the hospital to confirm prices before you go.

How we got these prices · Last updated: Oct 30, 2026 (data files compiled). Data sources: hospitals’ own posted price files (machine-readable files parsed Oct 2026); doctor/radiologist estimates from CMS CY2026 Physician Fee Schedule (RVU26D, Oct 2026 release).

Compare these prices statewide

Procedures with a posted cash price at hospitals in this city. Ranges are the lowest to highest posted facility cash price statewide (Oct 2026 price files; facility fee only).