Provider Profile

Mariella J. Harris

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At a glance

About Mariella Harris

Mariella J. Harris is a mental health counselor practicing in Lanham, MD. This provider record is associated with NPI 1740112580.

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

Specialty

Credentials & Licensing

NPINational Provider Identifier
1740112580Issued 2026

As reported to the NPI registry ↗

Common questions

What kind of doctor is Mariella J. Harris?

Mariella J. Harris is a mental health counselor in Lanham, MD. That is the designation recorded for this NPI in the federal registry.

NPI registry

What is Mariella J. Harris's address?

Mariella J. Harris is listed at 9301 Annapolis Rd, Lanham, MD 20706. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How can I make an appointment with Mariella J. Harris?

The number on file is (240) 296-6300. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Mariella J. Harris's NPI number?

Mariella J. Harris's National Provider Identifier is 1740112580. 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 Mariella J. Harris confirmed this information?

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

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