NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Wesley L Hayes, M.D.

Internal Medicine Physician in Oak Ridge, TN · enumerated 2006.

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

National Provider Identifier

1780603084

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Dr. Wesley L Hayes
Credential M.D.
Sex Male
Practice address 801 Oak Ridge Tpke, Oak Ridge, TN, 37830
Phone (865) 483-3172
Fax (865) 483-8689
Enumeration date Jul 18, 2006
Last updated in NPPES Aug 3, 2009

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 39460 (TN) 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
1509631 Medicaid TN -
3717545 Other TN MEDICARE GROUP #

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 Wesley Hayes?
The National Provider Identifier (NPI) for Wesley Hayes is 1780603084, a Type 1 (individual) record in the CMS NPPES registry.
Where does Wesley Hayes practice?
The practice location on file with NPPES is in Oak Ridge, TN. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2009-08-03.