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

Ryan K. Larsen DMD & Associates

Organization Dental Anesthesiology · NPI 1306258991

Ryan K. Larsen DMD & Associates is a Dental Anesthesiology in Billings, Montana. Licensed in Montana. Registered with an NPI since 2014.

Licensed in
MT
In the registry since
2014

Practice location Address checks out

3031 Grand Ave #198
Billings, MT 59102
Phone: (406) 855-0844
Fax: (406) 969-6659
Show map & directions

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

Specialties & licences

Dental Anesthesiology (primary) Taxonomy 1223D0004X · Licence 7687 (MT)

Record details

NPI number1306258991
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Ryan Larsen — President · (406) 855-0844
Other names Signature Anesthesia
NPI enumeratedMay 29, 2014
Last updated in NPPESOctober 28, 2020
Certification dateOctober 28, 2020
Mailing address3031 Grand Ave #198, Billings, MT 59102

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