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

Dr. William King Kelly, MD

Individual provider Hematology & Oncology Physician · NPI 1376781443

Dr. William King Kelly, MD is a Hematology & Oncology Physician in Silver Spring, Maryland. Licensed in District of Columbia and Maryland. Registered with an NPI since 2009.

Licensed in
DC, MD
In the registry since
2009
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

10750 Columbia Pike Ste 501
Silver Spring, MD 20901-4460
Phone: (301) 593-9035
Fax: (301) 593-9036
Show map & directions

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

Specialties & licences

Medical Oncology Physician (primary) Taxonomy 207RX0202X · Licence D39979 (MD)
Hematology & Oncology Physician Taxonomy 207RH0003X · Licence D39979 (MD)
Medical Oncology Physician Taxonomy 207RX0202X · Licence 18454 (DC)

Record details

NPI number1376781443
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 28, 2009
Last updated in NPPESApril 20, 2021
Certification dateApril 20, 2021

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