Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Aaron N Smith

Q: What is the NPI number for Aaron Smith?

The National Provider Identifier (NPI) for Aaron Smith is 1780028993, a Type 1 (individual) record in the CMS NPPES registry.

Hospitalist Physician in Emeryville, CA · enumerated 2013.

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

National Provider Identifier

1780028993

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Registry record

Entity type Individual (Type 1)

Name Aaron N Smith

Sex Male

Practice address Emeryville, CA, 94608

Phone (510) 350-2777

Enumeration date Apr 18, 2013

Last updated in NPPES May 23, 2024

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

208M00000X Hospitalist Physician Allopathic & Osteopathic Physicians · License 330155 (NY) Secondary

208M00000X Hospitalist Physician Allopathic & Osteopathic Physicians · License ME164186 (FL) Primary

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 036142947 (IL) Secondary

208M00000X Hospitalist Physician Allopathic & Osteopathic Physicians · License 036142947 (IL) Secondary

208M00000X Hospitalist Physician Allopathic & Osteopathic Physicians · License A140709 (CA) Secondary

208M00000X Hospitalist Physician Allopathic & Osteopathic Physicians · License 01085989A (IN) Secondary

208M00000X Hospitalist Physician Allopathic & Osteopathic Physicians · License 0101270094 (VA) Secondary

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 0101270094 (VA) Secondary

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 4301502654 (MI) Secondary

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License A140709 (CA) Secondary

208M00000X Hospitalist Physician Allopathic & Osteopathic Physicians · License 2019042416 (MO) Secondary

208M00000X Hospitalist Physician Allopathic & Osteopathic Physicians · License 4301502654 (MI) Secondary

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.

Read the full guide → Validate an NPI →

Frequently asked questions

Where does Aaron Smith practice?

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

What is the NPI number for Aaron Smith?

The National Provider Identifier (NPI) for Aaron Smith is 1780028993, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-05-23.