Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

David W Mcmillan, M.D.

Anesthesiology Physician in Elyria, OH · enumerated 2005.

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

National Provider Identifier

1679556732

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Registry record

Entity type Individual (Type 1)

Name David W Mcmillan

Credential M.D.

Sex Male

Practice address 630 E River St, Elyria, OH, 44035

Phone (440) 329-7500

Enumeration date Nov 22, 2005

Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

207L00000X Anesthesiology Physician Allopathic & Osteopathic Physicians · License 35051191 (OH) Primary

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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for David Mcmillan?

The National Provider Identifier (NPI) for David Mcmillan is 1679556732, a Type 1 (individual) record in the CMS NPPES registry.

Where does David Mcmillan practice?

The practice location on file with NPPES is in Elyria, OH. 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 2007-07-08.