DR. CHRISTOPHER ASHTON MAST D.D.S
NPI 1649489329
Dentist - General Practice in Helena, MT

Q: What is Christopher Mast's NPI number?

The NPI number for Christopher Mast is 1649489329. It was assigned to this individual provider in the NPPES registry on May 21, 2007.

Q: What is Christopher Mast's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Q: When was this NPI record last updated?

The NPPES record for Christopher Mast was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.

Active since May 21, 2007

55 W 14TH ST, SUITE 102, HELENA, MT 59601(406) 458-0003(406) 458-0400 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Dr. Christopher Ashton Mast D.d.s NPPES

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

DR. CHRISTOPHER ASHTON MAST D.D.S (NPI 1649489329) is an individual general practice provider in Helena, Montana, licensed in Montana (2114) and active in the NPI registry since May 2007.

NPPES Registry Identity

NPI1649489329

Entity TypeIndividualMale

Primary Taxonomy1223G0001X

Provider Legal NameDR. CHRISTOPHER ASHTON MASTCredential: D.D.S

Location Address55 W 14TH ST, SUITE 102Helena, MT 59601-3386

Mailing Address55 W 14th St, Suite 102Helena, MT 59601-3386 · (406) 458-0003 · Fax (406) 458-0400

Phone(406) 458-0003

Fax(406) 458-0400

Sole ProprietorYes

Enumeration DateMay 21, 2007

Last NPPES UpdateJuly 8, 2007

✔ NPI 1649489329 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

License✔ Licensed in MT · 2114

Definition

A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

55 W 14TH ST, Helena, MT 59601

Open in Google Maps ↗

Other Providers at the Same Location NPPES

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

GOTO TELEMED

Nurse Practitioner (Primary Care)

55 W 14TH ST
HELENA, MT 59601

Lewis And Clark County (660) 628-1660

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 Christopher Mast's NPI number?

The NPI number for Christopher Mast is 1649489329. It was assigned to this individual provider in the NPPES registry on May 21, 2007.

Where is Christopher Mast located?

Christopher Mast practices at 55 W 14th St Suite 102, Helena, MT 59601. The listed phone number is (406) 458-0003.

What is Christopher Mast's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

When was this NPI record last updated?

The NPPES record for Christopher Mast was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.