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

Individual provider Obstetrics & Gynecology Physician · NPI 1689776015

San H Tsai, MD is an Obstetrics & Gynecology Physician in Merrillville, Indiana. Practices as a sole proprietor. Licensed in Indiana.

Licensed in
IN
In the registry since
2006
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

5490 Broadway
Merrillville, IN 46410-1675
Phone: (219) 884-2500
Fax: (219) 884-2500
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence 01026970A (IN)

Record details

NPI number1689776015
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedSeptember 5, 2006
Last updated in NPPESSeptember 15, 2011
Mailing address5490 Broadway, Merrillville, IN 46410-1675

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