Summary

Dr. Sean McMillan is a rheumatologist and internal medicine physician with 27 years of experience treating patients with joint and autoimmune conditions. He earned his medical degree from the University of Florida College of Medicine and has built extensive expertise in managing complex rheumatic diseases. Dr. McMillan is fluent in both English and Spanish, allowing him to serve a diverse patient population.

Dr. McMillan practices at multiple locations across Utah and Idaho, including University of Utah Hospital in Salt Lake City and St. Luke's Clinic in Twin Falls. His clinical focus includes treating joint pain, back pain in pregnancy, and back pain in children and teens. He incorporates physical therapy, strength training, and manual therapy into his treatment approach to help patients manage their conditions effectively. Patients rate Dr. McMillan 4.4 out of 5 stars for his care.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.4
  • 27 years of experience
  • speaks English, Spanish
  • University Of Florida College Of Medicine
  • 8 written reviews
  • 2 specialties
  • 9 areas of expertise
  • 2 board certifications
  • 9 hospital affiliations
  • 4 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Sean Eric Mcmillan has 4 locations

St Lukes Clinic Arthritis And Rheumatology Twin Falls

801 POLE LINE RD W STE 3810TWIN FALLS, ID 83301
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

University Of Utah Hospital

50 N Medical DrSalt Lake City, UT 84132

Intermountain Medical Center

5121 S Cottonwood StMurray, UT 84107

Intermountain Lds Hospital

8th Avenue And C StSalt Lake City, UT 84143

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Dr. Sean Eric Mcmillan, MD
Dr. Brad Q Starley, MD
Dr. Robert Mason Ward, MD
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Dr. Sean Eric Mcmillan, MDDr. Brad Q Starley, MDDr. Robert Mason Ward, MDDr. John Allen Baker, MD
RheumatologyGastroenterologyGastroenterologyInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
4.4 
4.5 
4.4 
27 Years of Experience 22 Years of Experience 40 Years of Experience 46 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish Speaks Spanish, English Speaks English, Spanish Speaks English
TWIN FALLS , IDTwin Falls , IDJerome , IDTwin Falls , ID
Med School: University Of Florida College Of Medicine Med School: Medical College Of Wisconsin Med School: Georgetown University School Of Medicine Med School: University Of South Florida Health Morsani College Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Sean Eric Mcmillan

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Sean Eric Mcmillan has the following 2 specialties

Specialty Expertise

Dr. Sean Eric Mcmillan has the following 9 areas of expertise

  • Gout
  • Internal Medicine
  • Knee Osteoarthritis
  • Lupus
  • Osteoarthritis
  • Osteoarthritis (Hand and Wrist)
  • Rheumatic Diseases
  • Rheumatoid Arthritis
  • Tendinitis

Certifications, License, & Education

27 Years Experience

Dr. Sean Eric Mcmillan holds active and expired medical licenses in the states of Idaho and Utah.

Medical License

Medical Doctor with an active medical license in the state of Idaho that expired in 2026 and an expired medical license in the state of Utah that expired in 2026.

Education & Training

Medical School

Graduated from University Of Florida College Of Medicine in 1999.

NPI Number

Dr. Mcmillan's NPI number is 1558353821.

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Frequently Asked Questions

Is Dr. Sean Mcmillan accepting new patients?
Dr. Sean Mcmillan is accepting new patients on Vitals. View Dr. Sean Mcmillan's profile on Vitals to make an appointment.
Does Dr. Sean Mcmillan accept virtual/telehealth appointments?
Dr. Sean Mcmillan has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Does Dr. Sean Mcmillan accept my insurance?
You can see the insurance plans that Dr. Sean Mcmillan accepts on their Vitals profile.
How can I make an appointment with Dr. Sean Mcmillan?
You can find contact information for Dr. Sean Mcmillan here on Vitals.
Which hospitals is Dr. Sean Mcmillan affiliated with?
Dr. Sean Mcmillan is affiliated with University Of Utah Hospital, Holy Cross Hospital Salt Lake, Intermountain Lds Hospital, Saint Marks Hospital, Intermountain Medical Center, Intermountain Medical Center, INTERMOUNTAIN LDS HOSPITAL, LDS HOSPITAL, and Saint Lukes Magic Valley Medical Center.

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