Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. David Thien Shing Chia, MD

Individual provider Internal Medicine Physician · NPI 1528177235

Dr. David Thien Shing Chia, MD is an Internal Medicine Physician in Sleepy Hollow, New York. Licensed in New York. Registered with an NPI since 2006.

Licensed in
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

777 N Broadway Ste 305 Westchester Gastroentrology Associates
Sleepy Hollow, NY 10591-1000
Phone: (914) 366-6120
Fax: (914) 366-4128
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 111196 (NY)
Internal Medicine Physician Taxonomy 207R00000X · Licence 111196 (NY)

Record details

NPI number1528177235
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 29, 2006
Last updated in NPPESSeptember 11, 2025
Mailing address777 N Broadway Ste 305, Westchester Gastroentrology Associates, Sleepy Hollow, NY 10591-1000

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