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Provider Profile

Diana Holness, PMHNP

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At a glance

About Diana Holness

Diana Holness, PMHNP is a nurse practitioner — psychiatric/mental health practicing in Felton, DE. This provider record is associated with NPI 1881599678.

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

Credentials & Licensing

DE licenceAs reported to the NPI registry
No. L8-0011234As reported
NPINational Provider Identifier
1881599678Issued 2026

As reported to the NPI registry ↗

Common questions

What kind of doctor is Diana Holness?

Diana Holness is a nurse practitioner in Felton, DE. That is the designation recorded for this NPI in the federal registry, where it is listed as “Nurse Practitioner — Psychiatric/Mental Health”.

NPI registry

What is Diana Holness's address?

Diana Holness is listed at 349 Belfry Dr, Felton, DE 19943. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How can I make an appointment with Diana Holness?

The number on file is (862) 252-3517. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Diana Holness's NPI number?

Diana Holness's National Provider Identifier is 1881599678. 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 Diana Holness confirmed this information?

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

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Guide.md listings do not constitute medical advice or an endorsement.

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