Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Grant Daniel Shifflett, M.D.

Orthopaedic Surgery of the Spine Physician in Marina Del Rey, CA · enumerated 2010.

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

National Provider Identifier

1932423456

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Registry record

Entity type Individual (Type 1)

Name Grant Daniel Shifflett

Credential M.D.

Sex Male

Practice address 13160 Mindanao Way, Suite 300, Marina Del Rey, CA, 90292

Phone (310) 574-0400

Enumeration date Mar 26, 2010

Last updated in NPPES Nov 10, 2016

Taxonomy & licenses

207XS0117X Orthopaedic Surgery of the Spine Physician Allopathic & Osteopathic Physicians · License A143697 (CA) Primary

207XS0117X Orthopaedic Surgery of the Spine Physician Allopathic & Osteopathic Physicians · License 036138615 (IL) Secondary

207XS0117X Orthopaedic Surgery of the Spine Physician Allopathic & Osteopathic Physicians · License 271020 (NY) Secondary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

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

What is the NPI number for Grant Shifflett?

The National Provider Identifier (NPI) for Grant Shifflett is 1932423456, a Type 1 (individual) record in the CMS NPPES registry.

Where does Grant Shifflett practice?

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

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2016-11-10.