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

Individual provider Emergency Medicine Physician · NPI 1447296140

Dr. Joseph Don Liewer, MD is an Emergency Medicine in Sioux City, Iowa. Graduated from University of Nebraska College of Medicine in 1992, 34 years ago. Practices with Hawarden Regional Healthcare, a 20-clinician group and accepts Medicare assignment. Licensed in Iowa.

Years since qualifying
34
Trained at
University of Nebraska College of Medicine
Licensed in
IA
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

801 5th St
Sioux City, IA 51101-1394
Phone: (712) 279-2010
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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 30598 (IA)

Record details

NPI number1447296140
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 21, 2006
Last updated in NPPESJuly 5, 2019

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolUNIVERSITY OF NEBRASKA COLLEGE OF MEDICINE
Graduated 1992 (34 years in practice)
Group practice Hawarden Regional Healthcare — 20 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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