Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. William B Major, MD

Individual provider Hematology & Oncology Physician · NPI 1437193182

Dr. William B Major, MD is a Hematology & Oncology Physician in Winchester, Virginia. Works from 2 locations. Licensed in Virginia.

Licensed in
VA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

400 Campus Blvd Ste 100
Winchester, VA 22601-6906
Phone: (540) 662-1108
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1870 Amherst Street, Winchester, VA 22601 — (540) 662-1108

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence 0101040514 (VA)

Record details

NPI number1437193182
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 15, 2006
Last updated in NPPESFebruary 28, 2018
Mailing address400 Campus Blvd Ste 100, Winchester, VA 22601-6906

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