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

Chieh Tsai, MD

Individual provider Obstetrics & Gynecology Physician · NPI 1497753024

Chieh Tsai, MD is an Obstetrics & Gynecology Physician in Merced, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
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

700 W Olive Ave Ste D
Merced, CA 95348-2435
Phone: (209) 383-1343
Fax: (209) 383-5291
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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 A337740 (CA)

Record details

NPI number1497753024
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 8, 2005
Last updated in NPPESJuly 8, 2015
Mailing address700 W Olive Ave, Ste D, Merced, CA 95348-2435

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