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Provider Profile

Gretta C. Corig, RDN

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At a glance

About Gretta Corig

Gretta C. Corig, RDN is a registered dietitian / nutritionist based in Walnut Creek, CA. The provider's National Provider Identifier (NPI) is 1659892875.

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

Credentials & Licensing

CA licenceAs reported to the NPI registry
No. 1028531As reported
NPINational Provider Identifier
1659892875Issued 2017

As reported to the NPI registry ↗

Common questions

What is Gretta C. Corig's specialty?

Gretta C. Corig is a registered dietitian / nutritionist in Walnut Creek, CA. That is the designation recorded for this NPI in the federal registry.

NPI registry

Where can I find Gretta C. Corig?

Gretta C. Corig is listed at 1425 S Main St, Walnut Creek, CA 94596. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Gretta C. Corig?

The number on file is (925) 295-4000. Contact the office directly to confirm availability and scheduling.

NPI registry

What is the NPI for Gretta C. Corig?

Gretta C. Corig's National Provider Identifier is 1659892875. 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 Gretta C. Corig have?

Gretta C. Corig has 9+ years experience. Registered with an NPI since 2017. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Is Gretta C. Corig's profile verified?

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

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