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

Dr. Billy Wayne Clowney, MD

Individual provider Hematology & Oncology Physician · NPI 1477512101

Dr. Billy Wayne Clowney, MD is a Hematology & Oncology Physician in Sumter, South Carolina. Licensed in South Carolina. Registered with an NPI since 2006.

Licensed in
SC
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

1105 N Lafayette Dr Ste A
Sumter, SC 29150-2913
Phone: (803) 934-8833
Fax: (803) 934-0776
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence 14777 (SC)

Record details

NPI number1477512101
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 21, 2006
Last updated in NPPESNovember 4, 2009

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