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

Nicholas Tangchaivang, MD

Individual provider Internal Medicine Physician · NPI 1457641714

Nicholas Tangchaivang, MD is an Internal Medicine Physician in Chicago, Illinois. Licensed in California. Registered with an NPI since 2011.

Licensed in
CA
In the registry since
2011
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

24 E Washington St Ste 875
Chicago, IL 60602-1758
Phone: (888) 691-7867
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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 A123647 (CA)

Record details

NPI number1457641714
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 7, 2011
Last updated in NPPESJuly 7, 2025
Certification dateJuly 7, 2025

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