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

Leo Hsu, MD

Individual provider Emergency Medicine Physician · NPI 1215965702

Leo Hsu, MD is an Emergency Medicine in O Fallon, Missouri. Graduated from Saint Louis University School of Medicine in 2003, 23 years ago. Practices with Southeastern Emergency Physicians of Memphis LLC, a 92-clinician group and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
23
Trained at
Saint Louis University School of Medicine
Licensed in
MO
In the registry since
2006
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

2 Progress Point Ct
O Fallon, MO 63368-2208
Phone: (636) 344-1151
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 2006007889 (MO)

Record details

NPI number1215965702
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 30, 2006
Last updated in NPPESAugust 25, 2011
Mailing address2 Progress Point Ct, O Fallon, MO 63368-2208

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolSAINT LOUIS UNIVERSITY SCHOOL OF MEDICINE
Graduated 2003 (23 years in practice)
Group practice Southeastern Emergency Physicians Of Memphis Llc — 92 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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