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

Rui-Min Diana Mao, MD

Individual provider Surgery Physician · NPI 1235796673

Rui-Min Diana Mao, MD is a General Surgery in Portland, Oregon. Graduated from University of Texas Southwestern Medical School at Dallas in 2019, 7 years ago. Licensed in Oregon.

Years since qualifying
7
Trained at
University of Texas Southwestern Medical School at Dallas
Licensed in
OR
In the registry since
2019
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

3181 SW Sam Jackson Park Rd
Portland, OR 97239-3098
Phone: (503) 494-8311
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence BP10066743 (OR)

Record details

NPI number1235796673
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 21, 2019
Last updated in NPPESJune 13, 2026
Certification dateJune 13, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyGENERAL SURGERY
Medical schoolUNIVERSITY OF TEXAS SOUTHWESTERN MEDICAL SCHOOL AT DALLAS
Graduated 2019 (7 years in practice)
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

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