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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

LEON A YEH MD
NPI 1487649596
Emergency Medicine in Merrillville, IN

Active since September 14, 2005PECOS Enrolled
8701 BROADWAY, MERRILLVILLE, IN 46410(219) 738-5510(219) 738-6714 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Leon A Yeh Md NPPES

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

LEON A YEH MD (NPI 1487649596) is an individual emergency medicine provider in Merrillville, Indiana, licensed in Indiana (01060487) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1487649596
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameLEON A YEHCredential: MD
Location Address8701 BROADWAYMerrillville, IN 46410-7035
Mailing Address238 E 90th DrMerrillville, IN 46410-8102 · (219) 736-6870 · Fax (219) 738-6714
Phone(219) 738-5510
Fax(219) 738-6714
Sole ProprietorNo
Enumeration DateSeptember 14, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1487649596 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in IN · 01060487
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.
8701 BROADWAY, Merrillville, IN 46410
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Leon A Yeh Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 46410 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
$82.04 typical visit price
range $53.07 – $161.76
Typical copayment $20.51 (range $13.26 – $40.44)
Most-billed visit code 99203
Established Patient
$94.22 typical visit price
range $16.93 – $132.22
Typical copayment $23.55 (range $4.23 – $33.05)
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 20

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

JOHN WILLIAM DOSS PA-C
Physician Assistant
8701 BROADWAY
MERRILLVILLE, IN 46410
Lake County (219) 738-5500
HOSPITALIST MEDICINE PHYSICIANS OF INDIANA-TCG, LLC
Internal Medicine
8701 BROADWAY
MERRILLVILLE, IN 46410
Lake County (219) 738-5500
CEP AMERICA LLC
Emergency Medicine
8701 BROADWAY
MERRILLVILLE, IN 46410
Lake County (219) 738-5500
DR. ERICA W COOK M.D
Anesthesiology
8701 BROADWAY
MERRILLVILLE, IN 46410
Lake County (219) 738-4929
KRISTI L DRESBAUGH CSFA
Thoracic Surgery (Cardiothoracic Vascular Surgery)
8701 BROADWAY
MERRILLVILLE, IN 46410
Lake County (219) 738-5500
AGNIESZKA KRYNSKA-WOZNIAK PT
Physical Therapist
8701 BROADWAY
MERRILLVILLE, IN 46410
Lake County (219) 738-3500
CHRISTOPHER MICHEAL HATCH FNP
Nurse Practitioner (Family)
8701 BROADWAY
MERRILLVILLE, IN 46410
Lake County (219) 769-6639
GEOFFREY L BAUER MD
Emergency Medicine
8701 BROADWAY
MERRILLVILLE, IN 46410
Lake County (219) 738-5510

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 Leon Yeh's NPI number?

The NPI number for Leon Yeh is 1487649596. It was assigned to this individual provider in the NPPES registry on September 14, 2005.

Where is Leon Yeh located?

Leon Yeh practices at 8701 Broadway, Merrillville, IN 46410. The listed phone number is (219) 738-5510.

What is Leon Yeh's specialty?

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

Is Leon Yeh enrolled in Medicare?

Yes. Leon Yeh is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Leon Yeh was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 25 days 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.