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

Timothy Chen, MD

Individual provider Ophthalmology Physician · NPI 1821617259

Timothy Chen, MD is an Ophthalmology in Orange, California. Graduated from Columbia University College of Physicians and Surgeons in 2020, 6 years ago. Practices with Regents of the University of California, a 47-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
6
Trained at
Columbia University College of Physicians and Surgeons
Licensed in
CA
In the registry since
2020
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

101 The City Dr S
Orange, CA 92868-3201
Phone: (714) 456-7890
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence 194317 (CA)

Record details

NPI number1821617259
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 15, 2020
Last updated in NPPESMay 13, 2024
Certification dateMay 13, 2024
Mailing address101 The City Dr S, Orange, CA 92868-3201

Medicare enrollment

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

Medicare specialtyOPHTHALMOLOGY
Medical schoolCOLUMBIA UNIVERSITY COLLEGE OF PHYSICIANS AND SURGEONS
Graduated 2020 (6 years in practice)
Group practice Regents Of The University Of California — 47 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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