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

Allen Gunnar Johnson, DDS

Individual provider Dentist · NPI 1417361833

Allen Gunnar Johnson, DDS is a Dentist in Helena, Montana. Licensed in Montana. Registered with an NPI since 2014.

Licensed in
MT
In the registry since
2014
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.

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Practice location Address checks out

121 N Last Chance Gulch
Helena, MT 59601-4159
Phone: (406) 443-5526
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

General Practice Dentistry (primary) Taxonomy 1223G0001X · Licence DEN-DEN-LIC7779 (MT)
Dentist Taxonomy 122300000X · Licence DEN-DEN-LIC-7779 (MT)

Record details

NPI number1417361833
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorNo
NPI enumeratedJune 13, 2014
Last updated in NPPESMarch 19, 2015
Mailing address701 N Davis St Apt B, Helena, MT 59601-3776

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