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

Charles L Sawyers, MD

Individual provider Hematology & Oncology Physician · NPI 1063432052

Charles L Sawyers, MD is a Hematology & Oncology Physician in New York, New York. Licensed in California and New York. Registered with an NPI since 2006.

Licensed in
CA, NY
In the registry since
2006
Specialties on file
2
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

1275 York Ave Memorial Sloan-Kettering Cancer Center Box 20
New York, NY 10021-6007
Phone: (646) 888-2138
Fax: (666) 888-2595
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 241631 (NY)
Hematology & Oncology Physician Taxonomy 207RH0003X · Licence G58730 (CA)

Record details

NPI number1063432052
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 20, 2006
Last updated in NPPESJuly 8, 2007

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