NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

William Lee Lemon, M.D.

Diagnostic Radiology Physician in Lubbock, TX · enumerated 2005 · practices at Lubbock Diagnostic Radiology, L.L.P..

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

National Provider Identifier

1558366245

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Registry record

Entity type Individual (Type 1)
Name William Lee Lemon
Credential M.D.
Sex Male
Practice address 4005 24th St, Lubbock, TX, 79410
Fax (806) 791-6709
Enumeration date Jun 17, 2005
Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

2085R0202X Diagnostic Radiology Physician Allopathic & Osteopathic Physicians · License D0944 (TX) 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
1376874008 Medicaid TX -
625861 Other - FIRST HEALTH
Y2834 Medicaid NM -
87457Y Other TX BLUE CROSS

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.

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Frequently asked questions

Is this the official NPI registry?
No. NPI Portal is a private site built on public CMS NPPES data. The official registry is npiregistry.cms.hhs.gov, operated by CMS.
What specialty is William Lemon?
William Lemon is registered in NPPES with the primary taxonomy of Diagnostic Radiology Physician. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.