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

Teresa Xiao, MD

Individual provider Internal Medicine Physician · NPI 1124775721

Teresa Xiao, MD is an Internal Medicine Physician in Nashville, Tennessee. Licensed in Illinois. Registered with an NPI since 2022.

Licensed in
IL
In the registry since
2022
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

1161 21st Ave S
Nashville, TN 37232-0011
Phone: (615) 421-4626
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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 125.081836 (IL)

Record details

NPI number1124775721
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 4, 2022
Last updated in NPPESJune 8, 2026
Certification dateJune 8, 2026
Mailing address1161 21st Ave S, T-3113 McN, Nashville, TN 37232-0011

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