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

John Hsiyang Sung, MD

Individual provider Internal Medicine Physician · NPI 1063401636

John Hsiyang Sung, MD is an Internal Medicine Physician in Flushing, New York. Licensed in New York. Registered with an NPI since 2005.

Licensed in
NY
In the registry since
2005
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

13172 40th Rd
Flushing, NY 11354
Phone: (718) 587-1111
Fax: (718) 886-3903
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 228662 (NY)

Record details

NPI number1063401636
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 17, 2005
Last updated in NPPESMay 25, 2023
Certification dateMay 17, 2023

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