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About JOHN MARK

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Common questions

What is Dr. John Mark's address?

Dr. John Mark is listed at 9811 W CHARLESTON BLVD STE 2-641, Las Vegas, NV 89117. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How can I make an appointment with Dr. John Mark?

The number on file is (855) 864-4322. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Dr. John Mark's NPI number?

Dr. John Mark's National Provider Identifier is 1619814092. 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. John Mark confirmed this information?

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

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Licensing & Certification

NPI1619814092
NPI issued05/02/2026

Source: NPPES NPI Registry

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Related providers

Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.

Also at this address 4

Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.

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