DR. MOSTAFA MOHAMED EZZAT HAMZA A MAZEN MD
NPI 1497284731
Ophthalmology in Duluth, MN

Q: What is Mostafa Mohamed Mazen's NPI number?

The NPI number for Mostafa Mohamed Mazen is 1497284731. It was assigned to this individual provider in the NPPES registry on June 9, 2017.

Q: What is Mostafa Mohamed Mazen's specialty?

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

Active since June 09, 2017PECOS EnrolledAccepts Medicare Assignment

400 E 3RD ST, DULUTH, MN 55805(218) 786-8364 Get Directions Write a Review

NPPES record last updated: April 20, 2023. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Dec 22, 2020, Mar 11, 2020, Jan 9, 2019 and 1 more (4 updates tracked since 2017).

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About Dr. Mostafa Mohamed Ezzat Hamza A Mazen Md NPPES

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

DR. MOSTAFA MOHAMED EZZAT HAMZA A MAZEN MD (NPI 1497284731) is an individual ophthalmology provider in Duluth, Minnesota, licensed in New York (296424) and active in the NPI registry since June 2017. He is enrolled in Medicare PECOS, is affiliated with Beth Israel Deaconess Medical Center, and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1497284731

Entity TypeIndividualMale

Primary Taxonomy207W00000X

Provider Legal NameDR. MOSTAFA MOHAMED EZZAT HAMZA A MAZENCredential: MD

Location Address400 E 3RD STDuluth, MN 55805-1951

Mailing AddressSsb-5, 400 East Third StreetDuluth, MN 55805-1951 · (218) 786-8364

Phone(218) 786-8364

Sole ProprietorYes

Medical School CMSOtherGraduated 2007

Enumeration DateJune 9, 2017

Last NPPES UpdateApril 20, 20234 updates tracked since enumeration

NPPES CertifiedApril 20, 2023

✔ NPI 1497284731 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians

Taxonomy Code207W00000X

Licenses✔ Licensed in NY · 296424✔ Licensed in ME · MD22505✔ Licensed in MO · 2023011649

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.

400 E 3RD ST, Duluth, MN 55805

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Secondary Practice Locations 3

Location 13513 Harry S Truman BlvdSaint Charles, MO 63301-4077 · Phone (636) 688-7500

Location 212692 Lamplighter Square Shpg CtrSaint Louis, MO 63128-2746 · Phone (314) 432-5478

Location 312990 Manchester Rd Ste 201Des Peres, MO 63131-1860 · Phone (314) 909-0633

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, 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

Dr. Mostafa Mohamed Ezzat Hamza A Mazen 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 ID3779829403

PECOS Enrollment IDI20231109002219, I20250812003238

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 13

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

217 services124 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

83 services83 patients

Imaging of optic nerve 92133

Imaging of the optic nerve is a non-invasive procedure that captures detailed pictures of your optic nerve. It helps doctors assess eye health, particularly for conditions like glaucoma. It's painless, quick, and uses safe technology like MRI or OCT (Optical Coherence Tomography).

78 services66 patients

Exam of visual field with extended testing 92083

An extended visual field exam is a detailed test to evaluate your peripheral (side) vision. It helps to detect any potential blind spots which may not be noticeable in daily life. These could be caused by eye diseases like glaucoma, or neurological conditions.

68 services59 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

68 services62 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

47 services47 patients

Laser repair to improve eye fluid flow 65855

Laser repair to improve eye fluid flow is a procedure aimed at treating glaucoma. A laser is used to create a small hole in the eye's drainage system, allowing fluid to flow out more easily. This helps to lower the pressure inside the eye, reducing the risk of vision loss.

29 services21 patients

Measurement of corneal curvature and depth of eye 92136

This procedure measures the shape and depth of your eye, specifically the cornea, the clear front surface. It helps in diagnosing conditions, planning for surgeries, or fitting contact lenses. It's non-invasive and painless.

24 services22 patients

Removal of cataract with insertion of prosthetic lens 66984

This is a procedure where a cloudy lens in your eye, known as a cataract, is removed. After removal, a clear artificial lens is inserted. This helps to restore your vision, enabling you to see clearly again.

21 services14 patients

Removal of recurring cataract in lens capsule using a laser 66821

This procedure, known as YAG laser capsulotomy, treats cloudiness in the lens capsule following cataract surgery. A laser is used to create a small hole in the cloudy capsule, allowing light to pass through and restore clear vision. It's a quick, painless procedure.

16 services12 patients

Ultrasound scan of cornea to determine thickness 76514

An ultrasound scan of the cornea is a non-invasive procedure that uses sound waves to measure the thickness of your cornea. This helps in diagnosing certain eye conditions and planning treatments. No discomfort or pain is typically experienced.

16 services16 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.

16 services16 patients

Exam of the internal drainage system of eye 92020

This is a procedure where your doctor examines the eye's internal drainage system, essential for maintaining eye pressure. They use specialized tools to check for blockages or damage that might lead to conditions like glaucoma. It's non-invasive and painless.

12 services12 patients

Hospital Affiliations CMS Care Compare

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

Beth Israel Deaconess Medical Center

Acute Care Hospitals · Boston, MA

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number220086

Location330 Brookline AvenueBoston, MA 02215 · Suffolk County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 55805 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

$127.61 typical visit price

range $56.00 – $168.28

Typical copayment $31.90 (range $14.00 – $42.07)

Most-billed visit code 99204

Established Patient

$69.74 typical visit price

range $18.32 – $138.04

Typical copayment $17.43 (range $4.58 – $34.51)

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 20

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

CHRISTIAN CONNER RN, CRNA

Nurse Anesthetist, Certified Registered

400 E 3RD ST
DULUTH, MN 55805

St. Louis County (218) 786-4150

JORDAN TICHENOR

Internal Medicine (Infectious Disease)

400 E 3RD ST
DULUTH, MN 55805

St. Louis County (218) 786-3737

MOLLY B DWYER APRN, CNP

Nurse Practitioner (Psychiatric/Mental Health)

400 E 3RD ST
DULUTH, MN 55805

St. Louis County (218) 786-8364

AMY MARIE LARSON MD

Hospitalist

400 E 3RD ST
DULUTH, MN 55805

St. Louis County (218) 786-8364

BRUCE JAMES DERAUF

Radiology (Diagnostic Radiology)

400 E 3RD ST
DULUTH, MN 55805

St. Louis County (218) 786-8364

NIZAR NAJIB SALEH

Internal Medicine (Cardiovascular Disease)

400 E 3RD ST
DULUTH, MN 55805

St. Louis County (218) 786-8364

DIANE MAE KOLQUIST

Clinical Nurse Specialist (Medical-Surgical)

400 E 3RD ST
DULUTH, MN 55805

St. Louis County (218) 786-8364

GINA MARIE SLIPKA-MARINOS

Internal Medicine

400 E 3RD ST
DULUTH, MN 55805

St. Louis County (218) 786-8364

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 Mostafa Mohamed Mazen's NPI number?

The NPI number for Mostafa Mohamed Mazen is 1497284731. It was assigned to this individual provider in the NPPES registry on June 9, 2017.

Where is Mostafa Mohamed Mazen located?

Mostafa Mohamed Mazen practices at 400 E 3rd St, Duluth, MN 55805. The listed phone number is (218) 786-8364.

What is Mostafa Mohamed Mazen's specialty?

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

Is Mostafa Mohamed Mazen enrolled in Medicare?

Yes. Mostafa Mohamed Mazen 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 Mostafa Mohamed Mazen accept?

Health plans from Anthem Blue Cross and Blue Shield and Providence Health Plan list Mostafa Mohamed Mazen 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 Mostafa Mohamed Mazen affiliated with any hospitals?

According to CMS data, Mostafa Mohamed Mazen is affiliated with Beth Israel Deaconess Medical Center.

When was this NPI record last updated?

The NPPES record for Mostafa Mohamed Mazen was last updated on April 20, 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.