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MARK FRANCIS OZOG MD
NPI 1124106786
Ophthalmology in Great Falls, MT

Active since November 01, 2006PECOS EnrolledAccepts Medicare Assignment
80.3/100
CMS Quality Rating
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: March 22, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Mar 22, 2023, Jan 24, 2023 (2 updates tracked since 2023).

About Mark Francis Ozog Md NPPES

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

MARK FRANCIS OZOG MD (NPI 1124106786) is an individual ophthalmology provider in Great Falls, Montana, licensed in Montana (7816) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS, is affiliated with Benefis Hospitals Inc, and is a graduate of Other (1989).

NPPES Registry Identity

NPI1124106786
Entity TypeIndividualMale
Primary Taxonomy207W00000X
Provider Legal NameMARK FRANCIS OZOGCredential: MD
Location Address1417 9TH ST S STE 100Great Falls, MT 59405-4509
Mailing Address1417 9th St So, #100Great Falls, MT 59405-4503 · (406) 453-1613 · Fax (406) 453-3717
Phone(406) 453-1613
Fax(406) 453-3717
Sole ProprietorYes
Medical School CMSOtherGraduated 1989
Enumeration DateNovember 1, 2006
Last NPPES UpdateMarch 22, 20232 updates tracked since enumeration
NPPES CertifiedMarch 22, 2023
✔ NPI 1124106786 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
Licenses✔ Licensed in MT · 7816✔ Licensed in CO · 29408
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.
1417 9TH ST S STE 100, Great Falls, MT 59405
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Other Identifiers 3

Other180023007MT · Railroad Medicare
Other000009731MT · Blue Cross Blue Shield
Medicaid0014053MT

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, Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mark Francis Ozog Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6002958287
PECOS Enrollment IDI20100126000867
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.

Areas of Expertise CMS Part B claims 15

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Injection, faricimab-svoa, 0.1 mg J2777
Faricimab-svoa is a medication given through an injection into the eye to treat certain eye conditions. The 0.1 mg dosage helps control disease progression, improving vision and eye health. The procedure is done by a healthcare professional.
10,980 services58 patients
Imaging of retina 92134
Imaging of the retina is a non-invasive procedure that captures detailed images of your eye's interior. This helps detect conditions like macular degeneration or retinal detachment. It's painless and takes only a few minutes.
957 services241 patients
Injection of drug into eye 67028
An injection into the eye is a procedure where a medication is delivered directly into your eye to treat various conditions. A local anesthetic is applied to numb the eye, ensuring minimal discomfort. The drug helps manage diseases like macular degeneration or diabetic retinopathy.
533 services157 patients
Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
515 services196 patients
Established patient complete exam of visual system 92014
An established patient complete exam of the visual system involves a thorough check of your eyes and vision. It assesses eye health, checks for diseases, and measures your ability to see clearly at different distances. It's a routine, non-invasive procedure.
503 services489 patients
Injection, aflibercept, 1 mg J0178
Aflibercept injection is a treatment for certain eye conditions that affect vision. It works by blocking abnormal blood vessel growth and leakage in the eye, which can cause vision loss. The medication is administered directly into the eye by a healthcare professional.
360 services62 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Benefis Hospitals Inc

Acute Care Hospitals · Great Falls, MT
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number270012
Location1101 26th St SGreat Falls, MT 59405 · Cascade County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 59405 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
$130.52 typical visit price
range $56.81 – $172.26
Typical copayment $32.63 (range $14.20 – $43.06)
Most-billed visit code 99204
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

80.3/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Individually scored
Quality96.58
Improvement Activities40
Cost38.91

Reported Quality Measures

Diabetes: Eye Exam
94%374 patients4/55-star benchmark: 100%
Diabetic Macular Edema - Loss of Visual Acuity
100%35 patients
Documentation of Current Medications in the Medical Record
100%3,523 patients5/55-star benchmark: 100%
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention
Patients combinedPopulations: 81% · 660 patients
Patients screened: 82% · 660 patients
85%71 patients4/55-star benchmark: 100%
Primary Open-Angle Glaucoma (POAG): Optic Nerve Evaluation
90%81 patients
Use of High-Risk Medications in Older Adults
Lower rates are better for this measure.
Patients appropriateDiagnosis: 0% · 1,718 patients
Patients totalRate: 0% · 1,718 patients
0%1,718 patients5/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Frames, purchases V2020
Other-Vision, Hearing, and Speech Services · category OC000N
1 supplier11 claims11 services$49.79 avg. paid by Medicare
Spherocylinder, trifocal, plano to plus or minus 4.00d sphere, .12-2.00d cylinder, per lens V2303
Other-Vision, Hearing, and Speech Services · category OC000N
1 supplier12 claims18 services$47.54 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 2

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

MARK F. OZOG M.D. P.C.
Ophthalmology
1417 9TH ST S STE 100
GREAT FALLS, MT 59405
Cascade County (406) 453-1613
MARK F. OZOG M.D. P.C.
Ophthalmology
1417 9TH ST S STE 100
GREAT FALLS, MT 59405
Cascade County (406) 453-1613

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 Ozog's NPI number?

The NPI number for Mark Ozog is 1124106786. It was assigned to this individual provider in the NPPES registry on November 1, 2006.

Where is Mark Ozog located?

Mark Ozog practices at 1417 9th St S Ste 100, Great Falls, MT 59405. The listed phone number is (406) 453-1613.

What is Mark Ozog's specialty?

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

Is Mark Ozog enrolled in Medicare?

Yes. Mark Ozog is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Mark Ozog accept?

Health plans from Blue Cross and Blue Shield of Montana, Mountain Health CO-OP and Providence Health Plan list Mark Ozog 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.

Is Mark Ozog affiliated with any hospitals?

According to CMS data, Mark Ozog is affiliated with Benefis Hospitals Inc.

When was this NPI record last updated?

The NPPES record for Mark Ozog was last updated on March 22, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.