Physician Profile

Karl Grenier, MD, PhD

Unclaimed Profile

About Dr. Grenier

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Specialty

Pathology (Primary)

Credentials & Licensing

PA licenseMT228804
NPI1154109478
NPI issued09/18/2023

Source: NPPES NPI Registry

Common questions

What does Dr. Grenier specialize in?

Dr. Grenier is a pathologist in Philadelphia, PA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Pathology”.

NPI registry

Where is Dr. Grenier located?

Dr. Grenier is listed at 3401 Civic Center Blvd, Philadelphia, PA 19104. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Dr. Grenier's phone number?

The number on file is (215) 590-7000. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Dr. Grenier's NPI number?

Dr. Grenier's National Provider Identifier is 1154109478. 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

How long has Dr. Grenier been practicing?

Dr. Grenier has 3+ years experience. Registered with an NPI since 2023. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Has Dr. Grenier confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Dr. Grenier. If this is you, claiming it is free.

Guide.md

Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.