Provider Profile

Ronald Demark, O.D.

Unclaimed Profile

About Dr. Demark

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Specialty

Optometrist (Primary)

Credentials & Licensing

WI license1403
NPI1346294741
NPI issued05/20/2006

License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.

Common questions

What kind of doctor is Ronald Demark?

Ronald Demark is an optometrist in Manitowoc, WI. That is the designation recorded for this NPI in the federal registry.

NPI registry

What is Ronald Demark's address?

Ronald Demark is listed at 3415 Calumet Ave, Manitowoc, WI 54220. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How can I make an appointment with Ronald Demark?

The number on file is (920) 683-2244. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is the NPI for Ronald Demark?

Ronald Demark's National Provider Identifier is 1346294741. 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 much experience does Ronald Demark have?

Ronald Demark has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Is Ronald Demark's profile verified?

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