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

Swee Lay Thein, MD

Individual provider Hematology (Internal Medicine) Physician · NPI 1992697643

Swee Lay Thein, MD is a Hematology (Internal Medicine) Physician in Bethesda, Maryland. Practices as a sole proprietor. Licensed in Maryland.

Licensed in
MD
In the registry since
2025
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

10 Center Dr Rm 6S241
Bethesda, MD 20892-1589
Phone: (301) 648-0178
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hematology (Internal Medicine) Physician (primary) Taxonomy 207RH0000X · Licence D0048419 (MD)

Record details

NPI number1992697643
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 17, 2025
Last updated in NPPESJuly 17, 2025
Certification dateJuly 17, 2025

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