Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Timothy James Wilkin, MD

Infectious Disease Physician in San Diego, CA · enumerated 2007.

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

National Provider Identifier

1740334978

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Registry record

Entity type Individual (Type 1)

Name Timothy James Wilkin

Credential MD

Sex Male

Practice address 4168 Front St, San Diego, CA, 92103

Phone (800) 926-8273

Enumeration date Jan 23, 2007

Last updated in NPPES Jun 21, 2024

Taxonomy & licenses

207RI0200X Infectious Disease Physician Allopathic & Osteopathic Physicians · License C196828 (CA) Primary

207RI0200X Infectious Disease Physician Allopathic & Osteopathic Physicians · License 214409 (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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Timothy Wilkin?

The National Provider Identifier (NPI) for Timothy Wilkin is 1740334978, a Type 1 (individual) record in the CMS NPPES registry.

Where does Timothy Wilkin practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-06-21.