MARK F. OZOG M.D. P.C.
NPI 1174654206
Ophthalmology in Great Falls, MT

Q: What is Mark F. Ozog M.D. P.C.'s NPI number?

The NPI number for Mark F. Ozog M.D. P.C. is 1174654206. It was assigned to this organization in the NPPES registry on March 8, 2007. The provider is doing business as Ozog Eye Care and Laser Center.

Q: What is Mark F. Ozog M.D. P.C.'s specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Active since March 08, 2007

1417 9TH ST S STE 100, GREAT FALLS, MT 59405(406) 453-1613(406) 453-3717 Get Directions Write a Review

NPPES record last updated: May 5, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 5, 2025, Jan 24, 2023, Aug 22, 2020 (3 updates tracked since 2020).

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About Mark F. Ozog M.d. P.c. NPPES

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

MARK F. OZOG M.D. P.C. (NPI 1174654206), doing business as Ozog Eye Care And Laser Center, is a healthcare organization registered as an ophthalmology in Great Falls, Montana and active in the NPI registry since March 2007. The organization lists Amanda Huhtala, Manager, as its authorized official.

NPPES Registry Identity

NPI1174654206

Entity TypeOrganization

Primary Taxonomy207W00000X

Legal Business NameMARK F. OZOG M.D. P.C.

Location Address1417 9TH ST S STE 100Great Falls, MT 59405-4509

Mailing Address1417 9th St S Ste 100Great Falls, MT 59405-4509 · (406) 453-1613 · Fax (406) 453-3717

Phone(406) 453-1613

Fax(406) 453-3717

Organization SubpartNo

Authorized OfficialAmanda HuhtalaManager · (406) 453-1613

Enumeration DateMarch 8, 2007

Last NPPES UpdateMay 5, 20253 updates tracked since enumeration

NPPES CertifiedMay 5, 2025

✔ NPI 1174654206 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians

Taxonomy Code207W00000X

Definition

An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

Also ListedDurable Medical Equipment & Medical SuppliesTaxonomy 332B00000X · License 7816 (MT)

1417 9TH ST S STE 100, Great Falls, MT 59405

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Other Names 1

Doing Business AsOzog Eye Care And Laser Center

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Mountain Health CO-OP.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mark F. Ozog M.d. P.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Mark F. Ozog M.D. P.C., which bills Medicare for the services this clinician delivers.

Clinician (1)

Mark Ozog, MD

Ophthalmology

NPI 1124106786

1417 9TH ST S STE 100
Great Falls, MT 59405

(406) 453-1613

✔ PECOS✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Mark F. Ozog M.D. P.C.'s NPI number?

The NPI number for Mark F. Ozog M.D. P.C. is 1174654206. It was assigned to this organization in the NPPES registry on March 8, 2007. The provider is doing business as Ozog Eye Care and Laser Center.

Where is Mark F. Ozog M.D. P.C. located?

Mark F. Ozog M.D. P.C. is located at 1417 9th St S Ste 100, Great Falls, MT 59405. The listed phone number is (406) 453-1613.

What is Mark F. Ozog M.D. P.C.'s specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Is Mark F. Ozog M.D. P.C. enrolled in Medicare?

Yes. Mark F. Ozog M.D. P.C. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Mark F. Ozog M.D. P.C.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Ophthalmology) reassigns their Medicare billing to Mark F. Ozog M.D. P.C.. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Mark F. Ozog M.D. P.C. accept?

Health plans from Blue Cross and Blue Shield of Montana and Mountain Health CO-OP list Mark F. Ozog M.D. P.C. 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 Mark F. Ozog M.D. P.C. was last updated on May 5, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 months 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.