NPI Portal NPI Lookup & Verification

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

David J Flanders, M.D.

Anatomic Pathology & Clinical Pathology Physician in Peoria, IL · enumerated 2006.

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

National Provider Identifier

1396783510

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Registry record

Entity type Individual (Type 1)
Name David J Flanders
Credential M.D.
Sex Male
Practice address Peoria, IL, 61615
Enumeration date Jun 2, 2006
Last updated in NPPES Jul 13, 2012

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

Taxonomy & licenses

207ZP0102X Anatomic Pathology & Clinical Pathology Physician Allopathic & Osteopathic Physicians · License 036068713 (IL) Primary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier Type State Issuer
220011118 Other IL RAILROAD MEDICARE
0360687131 Medicaid IL -

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 Flanders?
The National Provider Identifier (NPI) for David Flanders is 1396783510, a Type 1 (individual) record in the CMS NPPES registry.
Where does David Flanders practice?
The practice location on file with NPPES is in Peoria, IL. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2012-07-13.