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

Dr. John Edward Halversen Jr., DDS

Individual provider General Practice Dentistry · NPI 1992919831

Dr. John Edward Halversen Jr., DDS is a General Practice Dentistry in Rockford, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2007
Specialties on file
2
What do these letters mean?
DDS — Doctor of Dental Surgery
A dentist. DDS and DMD are the same qualification — universities choose which title to award.

See every abbreviation used in this directory →

Practice location Address checks out

1200 W State St
Rockford, IL 61102-2112
Phone: (815) 490-1600
Fax: (815) 490-1881
Show map & directions

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

Specialties & licences

Dentist (primary) Taxonomy 122300000X · Licence 019021620 (IL)
General Practice Dentistry Taxonomy 1223G0001X · Licence 019-021620 (IL)

Record details

NPI number1992919831
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorYes
NPI enumeratedMay 10, 2007
Last updated in NPPESAugust 26, 2025
Certification dateAugust 26, 2025
Mailing address1200 W State St, Rockford, IL 61102-2112

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