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LEO HSU MD
NPI 1215965702
Emergency Medicine in O Fallon, MO

Active since June 30, 2006PECOS EnrolledAccepts Medicare Assignment
2 PROGRESS POINT CT, O FALLON, MO 63368(636) 344-1151 Get Directions Write a Review

NPPES record last updated: August 25, 2011. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Leo Hsu Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

LEO HSU MD (NPI 1215965702) is an individual emergency medicine provider in O Fallon, Missouri, licensed in Missouri (2006007889) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Parkland Health Center, and is a graduate of Saint Louis University School Of Medicine (2003).

NPPES Registry Identity

NPI1215965702
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameLEO HSUCredential: MD
Location Address2 PROGRESS POINT CTO Fallon, MO 63368-2208
Mailing Address2 Progress Point CtO Fallon, MO 63368-2208 · (636) 344-1151
Phone(636) 344-1151
Sole ProprietorNo
Medical School CMSSaint Louis University School Of MedicineGraduated 2003
Enumeration DateJune 30, 2006
Last NPPES UpdateAugust 25, 2011
✔ NPI 1215965702 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in MO · 2006007889
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
2 PROGRESS POINT CT, O Fallon, MO 63368
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Other Identifiers 4

Medicare PIN960235198MO
Medicare UPINI62486
Medicaid201102902MO
Medicare PIN960235005MO

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Insurance Company.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Leo Hsu Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID8123025921
PECOS Enrollment IDI20171218000375
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Parkland Health Center

Acute Care Hospitals · Farmington, MO
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260163
Location1101 W LibertyFarmington, MO 63640 · St. Francois County
Emergency services Birthing friendly

Christian Hospital Northeast

Acute Care Hospitals · Saint Louis, MO
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260180
Location11133 Dunn RoadSaint Louis, MO 63136 · St. Louis County
Emergency services

Progress West Hospital

Acute Care Hospitals · O Fallon, MO
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260219
Location2 Progress Point PkwyO Fallon, MO 63368 · St. Charles County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63368 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$86.32 typical visit price
range $55.65 – $169.38
Typical copayment $21.58 (range $13.91 – $42.34)
Most-billed visit code 99203
Established Patient
$98.37 typical visit price
range $17.76 – $137.92
Typical copayment $24.59 (range $4.44 – $34.48)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 16

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MS. KRIS L GALLINA CRNA
Nurse Anesthetist, Certified Registered
2 PROGRESS POINT CT
O FALLON, MO 63368
St. Charles County (636) 344-1065
DR. SUNITA DHARMAVARAPU MD
Anesthesiology
2 PROGRESS POINT CT
O FALLON, MO 63368
St. Charles County (314) 286-1050
MS. BETTY RACHEL VARGHESE M.D.
Emergency Medicine
2 PROGRESS POINT CT
O FALLON, MO 63368
St. Charles County (636) 344-1151
DR. DAVID A FRIEDMAN MD
Anesthesiology
2 PROGRESS POINT CT
O FALLON, MO 63368
St. Charles County (636) 344-1170
BC PROGRESS EMERGENCY PHYSICIANS, LLP
Emergency Medicine
2 PROGRESS POINT CT
O FALLON, MO 63368
St. Charles County (636) 344-1000
NADIA ZIA MD
Internal Medicine
2 PROGRESS POINT CT
O FALLON, MO 63368
St. Charles County (314) 317-0600
PHYSICIAN GROUPS LC
Internal Medicine
2 PROGRESS POINT CT, SUITE 101E
O FALLON, MO 63368
St. Charles County (636) 344-2400
MS. CHRISTINE MEYER CRNA
Nurse Anesthetist, Certified Registered
2 PROGRESS POINT CT
O FALLON, MO 63368
St. Charles County (636) 344-1170

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Leo Hsu's NPI number?

The NPI number for Leo Hsu is 1215965702. It was assigned to this individual provider in the NPPES registry on June 30, 2006.

Where is Leo Hsu located?

Leo Hsu practices at 2 Progress Point Ct, O Fallon, MO 63368. The listed phone number is (636) 344-1151.

What is Leo Hsu's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Leo Hsu enrolled in Medicare?

Yes. Leo Hsu is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Leo Hsu accept?

Health plans from Oscar Insurance Company list Leo Hsu as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Leo Hsu affiliated with any hospitals?

According to CMS data, Leo Hsu is affiliated with Parkland Health Center, Christian Hospital Northeast and Progress West Hospital.

When was this NPI record last updated?

The NPPES record for Leo Hsu was last updated on August 25, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.