Stuart Sprague
Advanced in Nephrotic Syndrome

Dr. Stuart Sprague

Nephrology | Dentistry | Transplant Surgery
Endeavor Health
Endeavor Health Medical Group
1000 Central St., Suite 800, 
Evanston, IL 
Offers Telehealth

Advanced in Nephrotic Syndrome
Endeavor Health
Endeavor Health Medical Group
1000 Central St., Suite 800, 
Evanston, IL 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

Stuart Sprague, DO, a nephrologist at Endeavor Health, brings decades of clinical experience and research to the care of patients with kidney disease. His work spans rare diseases, mineral metabolism and complex diagnostic challenges. Dr. Sprague is known for a patient-centered approach, especially for those who don’t fit typical treatment algorithms, and he continues to explore innovations in dialysis and artificial kidney development.

Dr. Sprague is rated as an Advanced provider by MediFind in the treatment of Nephrotic Syndrome. His top areas of expertise are Chronic Kidney Disease, Hypercalcemia, Milk-Alkali Syndrome, Parathyroidectomy, and Kidney Transplant.

His clinical research consists of co-authoring 86 peer reviewed articles and participating in 8 clinical trials. MediFind looks at clinical research from the past 15 years.

Graduate Institution
Michigan State University, 1982
Residency
Rush-Presbyterian-St Luke's Medical Center, Internal Medicine, 1986
Specialties
Nephrology
Dentistry
Transplant Surgery
Licenses
Internal Medicine in IL
Board Certifications
American Board Of Internal Medicine
Fellowships
University of Chicago, Nephrology, 1989
Hospital Affiliations
Swedish Hospital
Northshore University Healthsystem - Evanston Hospital
Languages Spoken
English
Yiddish
Gender
Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Anthem BCBS
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
Blue Shield of California
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE-MEDICAID PLAN
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
CareFirst
  • HMO
  • POS
  • PPO
Celtic
  • HMO
  • INSURANCE PLAN
  • PPO
Change Healthcare
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
Cigna
  • EPO
  • HMO
  • PPO
Devoted Health
  • MEDICARE MAPD
  • OTHER MEDICARE
Health Care Services Corporation
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Horizon Healthcare
  • EPO
  • POS
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
Meridian Choice
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
Northern Plains Alliance
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE PDP
Oscar
  • EPO
  • HMO
  • PPO
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
Walgreens
  • MEDICARE DISCOUNT CARD
  • MEDICARE PDP
  • OTHER MEDICARE
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 15 Less Insurance Carriers -

Locations

Endeavor Health Medical Group
1000 Central St., Suite 800, Evanston, IL 60201
Call: 847-570-2512
Other Locations
Endeavor Health Medical Group
1000 Central St., Suite 615, Evanston, IL 60201
Call: 847-570-2512
Endeavor Health Medical Group
2150 Pfingsten Rd., Suite 3000, Glenview, IL 60026
Call: 847-570-2512
Endeavor Health Medical Group
2500 Ridge Ave., Suite 300, Evanston, IL 60201
Call: 847-570-2512
Endeavor Health Medical Group
2650 Ridge Ave., Suite G155, Evanston, IL 60201
Call: 847-570-2512

Additional Areas of Focus

Dr. Sprague has provided the following conditions as areas of focus. Please note that we may not have enough data to validate their experience in some of these conditions.

Hypoparathyroidism

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.


8 Clinical Trials

A Phase 1b, Multicenter, Open-Label Study to Evaluate Safety, Tolerability, Pharmacokinetics, and Efficacy of Mezagitamab (TAK-079) in Patients With Primary IgA Nephropathy in Combination With Stable Background Therapy
A Phase 1b, Multicenter, Open-Label Study to Evaluate Safety, Tolerability, Pharmacokinetics, and Efficacy of Mezagitamab (TAK-079) in Patients With Primary IgA Nephropathy in Combination With Stable Background Therapy
Enrollment Status: Completed
Publish Date: January 26, 2026
Intervention Type: Drug
Study Drug: Mezagitamab
Study Phase: Phase 1
PARADIGHM (Physicians Advancing Disease Knowledge in Hypoparathyroidism): A Registry for Patients With Chronic Hypoparathyroidism
PARADIGHM (Physicians Advancing Disease Knowledge in Hypoparathyroidism): A Registry for Patients With Chronic Hypoparathyroidism
Enrollment Status: Active_not_recruiting
Publish Date: September 29, 2025
Intervention Type: Other
A Phase 2/3 Trial of the Efficacy and Safety of Bardoxolone Methyl in Patients With Alport Syndrome
A Phase 2/3 Trial of the Efficacy and Safety of Bardoxolone Methyl in Patients With Alport Syndrome
Enrollment Status: Completed
Publish Date: June 11, 2025
Intervention Type: Drug
Study Phase: Phase 2/Phase 3
A Phase 3 Trial of the Efficacy and Safety of Bardoxolone Methyl in Patients With Autosomal Dominant Polycystic Kidney Disease
A Phase 3 Trial of the Efficacy and Safety of Bardoxolone Methyl in Patients With Autosomal Dominant Polycystic Kidney Disease
Enrollment Status: Terminated
Publish Date: June 03, 2025
Intervention Type: Drug
Study Drug: Bardoxolone
Study Phase: Phase 3
An Extended Access Program to Assess Long Term Safety of Bardoxolone Methyl in Patients With Chronic Kidney Disease
An Extended Access Program to Assess Long Term Safety of Bardoxolone Methyl in Patients With Chronic Kidney Disease
Enrollment Status: Terminated
Publish Date: June 03, 2025
Intervention Type: Drug
Study Drug: Bardoxolone
Study Phase: Phase 3
A Multi-Center, Randomized, Two-Cohort Phase 2 Study to Evaluate the Safety, Efficacy, Pharmacokinetics and Pharmacodynamics of CTAP101 (Calcifediol) Extended-Release Capsules to Treat Secondary Hyperparathyroidism in Subjects With Vitamin D Insufficiency and Chronic Kidney Disease Requiring Regular Hemodialysis.
A Multi-Center, Randomized, Two-Cohort Phase 2 Study to Evaluate the Safety, Efficacy, Pharmacokinetics and Pharmacodynamics of CTAP101 (Calcifediol) Extended-Release Capsules to Treat Secondary Hyperparathyroidism in Subjects With Vitamin D Insufficiency and Chronic Kidney Disease Requiring Regular Hemodialysis.
Enrollment Status: Terminated
Publish Date: March 30, 2025
Intervention Type: Drug
Study Drug: Calcifediol
Study Phase: Phase 2
The Effects of 12-months of Denosumab on Bone Density, Quality and Strength in Prevalent Kidney Transplant Recipients
The Effects of 12-months of Denosumab on Bone Density, Quality and Strength in Prevalent Kidney Transplant Recipients
Enrollment Status: Terminated
Publish Date: July 25, 2024
Intervention Type: Other, Drug
Study Drug: Denosumab
Study Phase: Phase 2
A Prospective, Multicenter, Open-label, Randomized, Cross-over Study to Compare the Efficacy and Safety of Fosrenol® and Sevelamer Hydrochloride in Patients Receiving Hemodialysis for End Stage Renal Disease
A Prospective, Multicenter, Open-label, Randomized, Cross-over Study to Compare the Efficacy and Safety of Fosrenol® and Sevelamer Hydrochloride in Patients Receiving Hemodialysis for End Stage Renal Disease
Enrollment Status: Completed
Publish Date: June 11, 2021
Intervention Type: Drug
Study Phase: Phase 3
View 7 Less Clinical Trials

86 Total Publications

Managing Dysregulated Vitamin D Metabolism in CKD: Time to Update Conventional Wisdom?
Managing Dysregulated Vitamin D Metabolism in CKD: Time to Update Conventional Wisdom?
Journal: Kidney360
Published: August 26, 2025
View All 86 Publications
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104 S Ashland Ave, 
Chicago, IL 
 (13.3 miles away)
312-850-8434
Languages Spoken:
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Accepting New Patients
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Casey Gashti is a Nephrologist in Chicago, Illinois. Dr. Gashti is rated as a Distinguished provider by MediFind in the treatment of Nephrotic Syndrome. His top areas of expertise are End-Stage Renal Disease (ESRD), Chronic Kidney Disease, Acute Kidney Failure, and Lupus Nephritis. Dr. Gashti is currently accepting new patients.

VIEW MORE NEPHROTIC SYNDROME DOCTORS

Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Sprague's expertise for a condition
ConditionClose
  • Elite
  • Chronic Kidney Disease
    Dr. Sprague is
    Elite
    . Learn about Chronic Kidney Disease.
    See more Chronic Kidney Disease experts
  • Hypercalcemia
    Dr. Sprague is
    Elite
    . Learn about Hypercalcemia.
    See more Hypercalcemia experts
  • Milk-Alkali Syndrome
    Dr. Sprague is
    Elite
    . Learn about Milk-Alkali Syndrome.
    See more Milk-Alkali Syndrome experts
  • Distinguished
  • Alport Syndrome
    Dr. Sprague is
    Distinguished
    . Learn about Alport Syndrome.
    See more Alport Syndrome experts
  • Autosomal Dominant Hypocalcemia
    Dr. Sprague is
    Distinguished
    . Learn about Autosomal Dominant Hypocalcemia.
    See more Autosomal Dominant Hypocalcemia experts
  • Boils
    Dr. Sprague is
    Distinguished
    . Learn about Boils.
    See more Boils experts
  • Calcinosis
    Dr. Sprague is
    Distinguished
    . Learn about Calcinosis.
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  • Calciphylaxis
    Dr. Sprague is
    Distinguished
    . Learn about Calciphylaxis.
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  • Carbuncle
    Dr. Sprague is
    Distinguished
    . Learn about Carbuncle.
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View All 10 Distinguished Conditions
  • Advanced
  • Acute Kidney Failure
    Dr. Sprague is
    Advanced
    . Learn about Acute Kidney Failure.
    See more Acute Kidney Failure experts
  • Autosomal Dominant Polycystic Kidney Disease
    Dr. Sprague is
    Advanced
    . Learn about Autosomal Dominant Polycystic Kidney Disease.
    See more Autosomal Dominant Polycystic Kidney Disease experts
  • Autosomal Dominant Tubulointerstitial Kidney Disease
    Dr. Sprague is
    Advanced
    . Learn about Autosomal Dominant Tubulointerstitial Kidney Disease.
    See more Autosomal Dominant Tubulointerstitial Kidney Disease experts
  • Childhood Hypophosphatasia (HPP)
    Dr. Sprague is
    Advanced
    . Learn about Childhood Hypophosphatasia (HPP).
    See more Childhood Hypophosphatasia (HPP) experts
  • Congenital Microcoria
    Dr. Sprague is
    Advanced
    . Learn about Congenital Microcoria.
    See more Congenital Microcoria experts
  • Congenital Nephrotic Syndrome
    Dr. Sprague is
    Advanced
    . Learn about Congenital Nephrotic Syndrome.
    See more Congenital Nephrotic Syndrome experts
View All 23 Advanced Conditions
  • Experienced
  • Acute Tubular Necrosis
    Dr. Sprague is
    Experienced
    . Learn about Acute Tubular Necrosis.
    See more Acute Tubular Necrosis experts
  • Denys-Drash Syndrome (DDS)
    Dr. Sprague is
    Experienced
    . Learn about Denys-Drash Syndrome (DDS).
    See more Denys-Drash Syndrome (DDS) experts
  • Diabetic Nephropathy
    Dr. Sprague is
    Experienced
    . Learn about Diabetic Nephropathy.
    See more Diabetic Nephropathy experts
  • Diffuse Mesangial Sclerosis
    Dr. Sprague is
    Experienced
    . Learn about Diffuse Mesangial Sclerosis.
    See more Diffuse Mesangial Sclerosis experts
  • Focal Segmental Glomerulosclerosis
    Dr. Sprague is
    Experienced
    . Learn about Focal Segmental Glomerulosclerosis.
    See more Focal Segmental Glomerulosclerosis experts
  • Fractured Spine
    Dr. Sprague is
    Experienced
    . Learn about Fractured Spine.
    See more Fractured Spine experts
View All 45 Experienced Conditions
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