DR. STEVE MARQUIS MOSBY DDS
NPI 1275673618
Dentist - General Practice in Lewistown, MT

Q: What is Steve Mosby's NPI number?

The NPI number for Steve Mosby is 1275673618. It was assigned to this individual provider in the NPPES registry on February 7, 2007.

Q: What is Steve Mosby'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 Steve Mosby was last updated on April 6, 2021. 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.

Active since February 07, 2007PECOS Enrolled

821 W MAIN ST, SUITE 2, LEWISTOWN, MT 59457(406) 535-2084(406) 535-2087 Get Directions Write a Review

NPPES record last updated: April 6, 2021. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Dr. Steve Marquis Mosby Dds NPPES

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

DR. STEVE MARQUIS MOSBY DDS (NPI 1275673618) is an individual general practice provider in Lewistown, Montana, licensed in California (31336) and active in the NPI registry since February 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1275673618

Entity TypeIndividualMale

Primary Taxonomy1223G0001X

Provider Legal NameDR. STEVE MARQUIS MOSBYCredential: DDS

Location Address821 W MAIN ST, SUITE 2Lewistown, MT 59457

Mailing Address821 W Main St Ste 2Lewistown, MT 59457-2449 · (406) 535-2084 · Fax (406) 535-2087

Phone(406) 535-2084

Fax(406) 535-2087

Sole ProprietorYes

Enumeration DateFebruary 7, 2007

Last NPPES UpdateApril 6, 2021

NPPES CertifiedApril 6, 2021

✔ NPI 1275673618 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

License✔ Licensed in CA · 31336

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.

Also ListedDentistTaxonomy 122300000X · License 2382 (MT)

821 W MAIN ST, Lewistown, MT 59457

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Other Identifiers 2

OtherDP 31336CA · License Number

OtherDP 2382MT · Dp 2382

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Delta Dental.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Steve Marquis Mosby Dds is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 59457 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$87.97 typical visit price

range $56.81 – $172.26

Typical copayment $21.99 (range $14.20 – $43.06)

Most-billed visit code 99203

Established Patient

$70.82 typical visit price

range $18.24 – $140.32

Typical copayment $17.70 (range $4.56 – $35.08)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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. RICHARD BRUCE MCMASTER OD

Optometrist

821 W MAIN ST
LEWISTOWN, MT 59457

Fergus County (406) 538-2020

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 Steve Mosby's NPI number?

The NPI number for Steve Mosby is 1275673618. It was assigned to this individual provider in the NPPES registry on February 7, 2007.

Where is Steve Mosby located?

Steve Mosby practices at 821 W Main St Suite 2, Lewistown, MT 59457. The listed phone number is (406) 535-2084.

What is Steve Mosby's specialty?

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

Is Steve Mosby enrolled in Medicare?

Yes. Steve Mosby is registered in the Medicare PECOS enrollment system.

What insurance does Steve Mosby accept?

Health plans from Delta Dental list Steve Mosby as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Steve Mosby was last updated on April 6, 2021. 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.