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SIGNATURE ANESTHESIA
NPI 1306258991
Dentist - Dentist Anesthesiologist in Billings, MT

Active since May 29, 2014
3031 GRAND AVE #198, BILLINGS, MT 59102(406) 855-0844(406) 969-6659 Get Directions Write a Review

NPPES record last updated: October 28, 2020. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Signature Anesthesia NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

SIGNATURE ANESTHESIA (NPI 1306258991) is a healthcare organization registered as a dentist anesthesiologist in Billings, Montana and active in the NPI registry since May 2014. The organization lists Ryan K. Larsen, President, as its authorized official.

NPPES Registry Identity

NPI1306258991
Entity TypeOrganization
Primary Taxonomy1223D0004X
Legal Business NameRYAN K. LARSEN DMD & ASSOCIATES
Location Address3031 GRAND AVE #198Billings, MT 59102
Mailing Address3031 Grand Ave #198Billings, MT 59102 · (801) 360-2353
Phone(406) 855-0844
Fax(406) 969-6659
Organization SubpartNo
Authorized OfficialRyan K. LarsenPresident · (406) 855-0844
Enumeration DateMay 29, 2014
Last NPPES UpdateOctober 28, 2020
NPPES CertifiedOctober 28, 2020
✔ NPI 1306258991 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · Dentist AnesthesiologistDental Providers
Taxonomy Code1223D0004X
License✔ Licensed in MT · 7687
Definition
A dentist who has successfully completed an accredited postdoctoral anesthesiology residency training program for dentists of two or more years duration, in accord with Commission on Dental Accreditation's Standards for Dental Anesthesiology Residency Programs, and/or meets the eligibility requirements for examination by the American Dental Board of Anesthesiology.

Other Names 1

Doing Business AsSignature Anesthesia

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. RYAN KENT LARSEN DMD
Dentist (Dentist Anesthesiologist)
3031 GRAND AVE #198
BILLINGS, MT 59102
Yellowstone County (406) 855-0844

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Ryan K. Larsen Dmd & Associates's NPI number?

The NPI number for Ryan K. Larsen Dmd & Associates is 1306258991. It was assigned to this organization in the NPPES registry on May 29, 2014. The provider is doing business as Signature Anesthesia.

Where is Ryan K. Larsen Dmd & Associates located?

Ryan K. Larsen Dmd & Associates is located at 3031 Grand Ave #198, Billings, MT 59102. The listed phone number is (406) 855-0844.

What is Ryan K. Larsen Dmd & Associates's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Dentist Anesthesiologist, with taxonomy code 1223D0004X.

When was this NPI record last updated?

The NPPES record for Ryan K. Larsen Dmd & Associates was last updated on October 28, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.