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

Dr. William G Halverson, MD

Individual provider Family Medicine Physician · NPI 1801908405

Dr. William G Halverson, MD is a Family Medicine Physician in New Hampton, Iowa. Licensed in Iowa. Registered with an NPI since 2006.

Licensed in
IA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

308 N Maple Ave
New Hampton, IA 50659-1154
Phone: (641) 394-2151
Fax: (641) 394-3150
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 22613 (IA)

Record details

NPI number1801908405
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 31, 2006
Last updated in NPPESJanuary 28, 2010
Mailing address621 S Illinois Ave, Suite 103, Mason City, IA 50401-5489

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