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

Dr. Michael D Johnson, DDS

Individual provider Public Health Dentistry · NPI 1679593974

Dr. Michael D Johnson, DDS is a Public Health Dentistry in Helena, Montana. Licensed in Montana. Registered with an NPI since 2006.

Licensed in
MT
In the registry since
2006
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

1930 9th Ave
Helena, MT 59601-4759
Phone: (406) 457-8928
Fax: (406) 457-8992
Show map & directions

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

Specialties & licences

Public Health Dentistry (primary) Taxonomy 1223D0001X · Licence 1351 (MT)

Record details

NPI number1679593974
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorNo
NPI enumeratedJuly 20, 2006
Last updated in NPPESJuly 8, 2007
Mailing address1930 9th Ave, Helena, MT 59601-4759

Other providers in Helena