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

John Junhaeng Lee, MD

Individual provider Hospitalist Physician · NPI 1336374297

John Junhaeng Lee, MD is an Internal Medicine in Springfield, Illinois. Qualified in 2009, 17 years ago. Practices with Board of Trustees of Southern Illinois University, a 142-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Illinois, Indiana and Virginia.

Years since qualifying
17
Licensed in
IL, IN, VA
In the registry since
2009
Specialties on file
3
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

751 N Rutledge St Ste 1100
Springfield, IL 62702-4968
Phone: (217) 545-8000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 4440 W 95th St, Oak Lawn, IL 60453-2600 — (708) 684-5673

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 036.1481119 (IL)
Hospitalist Physician Taxonomy 208M00000X · Licence 01073611 (IN)
Hospitalist Physician Taxonomy 208M00000X · Licence 0101252536 (VA)

Record details

NPI number1336374297
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 21, 2009
Last updated in NPPESJanuary 26, 2024
Certification dateJanuary 25, 2024
Mailing addressPo Box 196398, Springfield, IL 62794

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2009 (17 years in practice)
Group practice Board Of Trustees Of Southern Illinois University — 142 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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