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

Dr. Elizabeth Tsai, DO

Individual provider Internal Medicine Physician · NPI 1629284971

Dr. Elizabeth Tsai, DO is an Internal Medicine in Tustin, California. Qualified in 2004, 22 years ago. Practices with Memorialcare Medical Foundation, a 562-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
22
Licensed in
MI
In the registry since
2007
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

2742 Dow Ave
Tustin, CA 92780-7242
Phone: (714) 665-1600
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 5101016023 (MI)

Record details

NPI number1629284971
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedMay 15, 2007
Last updated in NPPESAugust 23, 2011
Mailing address2742 Dow Ave, Tustin, CA 92780-7242

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2004 (22 years in practice)
Group practice Memorialcare Medical Foundation — 562 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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