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

Daniel Tuan Thien Thieu, MD

Individual provider Family Medicine Physician · NPI 1154070886

Daniel Tuan Thien Thieu, MD is a Family Practice in Orange, California. Qualified in 2022, 4 years ago. Practices with Providence Medical Foundation, a 1,465-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
4
Licensed in
CA
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

2501 E Chapman Ave Ste 305
Orange, CA 92869-3204
Phone: (714) 628-3230
Fax: (714) 633-1815
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence A190145 (CA)

Record details

NPI number1154070886
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 21, 2022
Last updated in NPPESSeptember 22, 2025
Certification dateSeptember 22, 2025
Mailing address2501 E Chapman Ave, Orange, CA 92869-3204

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolOTHER
Graduated 2022 (4 years in practice)
Group practice Providence Medical Foundation — 1465 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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