Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

David Manning Gross

Q: What is the NPI number for David Gross?

The National Provider Identifier (NPI) for David Gross is 1558989459, a Type 1 (individual) record in the CMS NPPES registry.

Case Manager/Care Coordinator in Eureka, CA · enumerated 2020 · practices at Redwood Community Action Agency.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1558989459

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Registry record

Entity type Individual (Type 1)

Name David Manning Gross

Sex Male

Practice address 537 9th St, Eureka, CA, 95501

Phone (707) 269-2003

Fax (707) 442-2430

Enumeration date Jul 8, 2020

Last updated in NPPES Jul 8, 2020

Taxonomy & licenses

171M00000X Case Manager/Care Coordinator Other Service Providers Primary

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

Where does David Gross practice?

The practice location on file with NPPES is in Eureka, CA. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for David Gross?

The National Provider Identifier (NPI) for David Gross is 1558989459, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-07-08.