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Provider Profile

Malgorzata K. Mierzejewski, MSN, RN, FNP-BC

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At a glance

About Malgorzata Mierzejewski

Listed in the NPI registry as a nurse practitioner — family, Malgorzata K. Mierzejewski, MSN, RN, FNP-BC practices in East Northport, NY. According to Medicare claims data, Malgorzata cared for 153 Medicare patients across 153 services. The services billed most often include automated urinalysis test, blood count, hemoglobin, and stool analysis for blood to screen for colon tumors. NPI 1750858288 identifies this record in the national registry.

Factual summary compiled by Guide.md from public records; not written by this provider.

Education & Training

School Other Graduated: 2018

Specialty

Credentials & Licensing

NY licenceAs reported to the NPI registry
No. F343483-1As reported
NPINational Provider Identifier
1750858288Issued 2018

As reported to the NPI registry ↗

Medicare information

Accepts Medicare assignmentYes
Medicare opt-outNo
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What does Malgorzata K. Mierzejewski, MSN, RN specialize in?

Malgorzata K. Mierzejewski, MSN, RN is a nurse practitioner in East Northport, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Nurse Practitioner — Family”.

NPI registry

Where is Malgorzata K. Mierzejewski, MSN, RN located?

Malgorzata K. Mierzejewski, MSN, RN is listed at 7 Pulaski Rd, East Northport, NY 11731. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Malgorzata K. Mierzejewski, MSN, RN's phone number?

The number on file is (631) 261-3322. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Malgorzata K. Mierzejewski, MSN, RN's NPI number?

Malgorzata K. Mierzejewski, MSN, RN's National Provider Identifier is 1750858288. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.

NPI registry

Where did Malgorzata K. Mierzejewski, MSN, RN train?

Malgorzata K. Mierzejewski, MSN, RN attended Other, graduating in 2018. This comes from the CMS National Downloadable File.

CMS public data

How long has Malgorzata K. Mierzejewski, MSN, RN been practicing?

Malgorzata K. Mierzejewski, MSN, RN has 8 years experience. Calculated from a graduation year of 2018, reported in the CMS National Downloadable File.

CMS public data

What does Malgorzata K. Mierzejewski, MSN, RN do most often?

According to Medicare billing data, Malgorzata K. Mierzejewski, MSN, RN the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Has Malgorzata K. Mierzejewski, MSN, RN confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Malgorzata K. Mierzejewski, MSN, RN. If this is you, claiming it is free.

Guide.md

Guide.md listings do not constitute medical advice or an endorsement.

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