Family Medicine
Dr. WILLIAM HALVERSON MD
Identity confirmed via CMS NPPES · September 30, 2026 · A directory match is not a coverage approval.
Is this your practice? This listing was imported from public provider identity data (CMS NPPES) and has not yet been claimed. Claim this listing to confirm the practice details. Plan acceptance stays unpublished until the practice reports it.
Public record
NPI 1801908405 · enumerated 2006-08-31 · record updated 2010-01-28. Source: CMS NPPES. A listing is not a TRICARE network approval.
NPPES recordGoogle Maps Apple Maps OpenStreetMap
Addresses and phones
- Practice location 308 N. MAPLE AVENUE, NEW HAMPTON, IA, 50659-1154 (641) 394-2151 Fax (641) 394-3150 Google Maps Apple Maps OpenStreetMap
- Mailing address 621 S ILLINOIS AVE, SUITE 103, MASON CITY, IA, 50401-5489 (641) 494-3041 Fax (641) 494-3059 Google Maps Apple Maps OpenStreetMap
Specialties
- Family Medicine 207Q00000X · Primary · License 22613 IA
In this directory
Locations and evidence
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Practice location
NEW HAMPTON, IA, 506591154
Accepting new patientsNot reportedCMS NPPES · September 30, 2026
Plan acceptance
- No published plan acceptance yet. Confirm directly with the practice, or claim this listing if it's yours.