Physician Profile

Jonathan Wassink, MD

Unclaimed Profile

About Dr. Wassink

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Specialty

Emergency Medicine (Primary)

Credentials & Licensing

MI license4351056282
NPI1720920358
NPI issued04/06/2026

Source: NPPES NPI Registry

Common questions

What does Dr. Wassink specialize in?

Dr. Wassink is an emergency physician in Grand Rapids, MI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Emergency Medicine”.

NPI registry

Where is Dr. Wassink located?

Dr. Wassink is listed at 100 Michigan St Ne, Grand Rapids, MI 49503. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Dr. Wassink's phone number?

The number on file is (616) 391-1680. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Dr. Wassink's NPI number?

Dr. Wassink's National Provider Identifier is 1720920358. 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

Has Dr. Wassink confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Dr. Wassink. 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.