Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. William Blaylock, M.D.
Rheumatology Physician in Salem, VA · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1811973423
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Registry record
Entity type Individual (Type 1)
Name Dr. William Blaylock
Credential M.D.
Sex Male
Practice address 1930 Braeburn Cir, Salem, VA, 24153
Phone (540) 444-5600
Fax (540) 444-5617
Enumeration date Dec 16, 2005
Last updated in NPPES Aug 25, 2015
Taxonomy & licenses
207RR0500X Rheumatology Physician Allopathic & Osteopathic Physicians · License 0101018545 (VA) 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 |
|---|---|---|---|
| P00276848 | Other | VA | MEDICARE RAILROAD |
| 006095291 | Medicaid | VA | - |
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.
Frequently asked questions
Where does William Blaylock practice?
The practice location on file with NPPES is in Salem, VA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for William Blaylock?
The National Provider Identifier (NPI) for William Blaylock is 1811973423, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Garry Bayliss Rheumatology Physician · Salem, VA NPI 1215936943 Joseph Lemmer Rheumatology Physician · Salem, VA NPI 1356320998 Mary Porterfield Family Nurse Practitioner · Salem, VA NPI 1962472076 Crystal Barksdale Physician Assistant · Salem, VA NPI 1255305785 Apollo Leong Family Medicine Physician · Salem, VA NPI 1285609958 John Sadler Family Medicine Physician · Salem, VA NPI 1124093802 Edward Tackey Rheumatology Physician · Salem, VA NPI 1669488110 Mckenzie White Physician Assistant · Salem, VA NPI 1609518646
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-08-25.