Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Sean Eric McMillan, MD

Individual provider Rheumatology Physician · NPI 1558353821

Sean Eric McMillan, MD is a Rheumatology in Twin Falls, Idaho. Graduated from University of Florida College of Medicine in 1999, 27 years ago. Practices with St Lukes Clinic LLC, a 310-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Idaho and Utah.

Years since qualifying
27
Trained at
University of Florida College of Medicine
Licensed in
ID, UT
In the registry since
2005
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

801 Pole Line Rd W Ste 381
Twin Falls, ID 83301-5810
Phone: (208) 814-8150
Fax: (208) 732-3112
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 154 Myrtle Ave, Murray, UT 84107-4833 — (801) 266-9300

Specialties & licences

Rheumatology Physician (primary) Taxonomy 207RR0500X · Licence 5891032-1205 (UT)
Rheumatology Physician Taxonomy 207RR0500X · Licence 3571655 (ID)

Record details

NPI number1558353821
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 22, 2005
Last updated in NPPESJuly 24, 2025
Certification dateJuly 24, 2025
Mailing address190 E Bannock St, Boise, ID 83712-6241

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyRHEUMATOLOGY
Medical schoolUNIVERSITY OF FLORIDA COLLEGE OF MEDICINE
Graduated 1999 (27 years in practice)
Group practice St Lukes Clinic Llc — 310 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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