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

Dr. Chee Hian Tan, MD, PHD

Individual provider Ophthalmology Physician · NPI 1346263357

Dr. Chee Hian Tan, MD, PHD is an Ophthalmology in Pasadena, California. Qualified in 1993, 33 years ago. Practices with Richard H. Yook, M D, Inc, a 2-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
33
Licensed in
CA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

625 S Fair Oaks Ave Ste 285
Pasadena, CA 91105-2613
Phone: (626) 817-4747
Fax: (626) 817-4748
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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 A111014 (CA)

Record details

NPI number1346263357
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedJuly 25, 2006
Last updated in NPPESJanuary 16, 2015

Medicare enrollment

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

Medicare specialtyOPHTHALMOLOGY
Medical schoolOTHER
Graduated 1993 (33 years in practice)
Group practice Richard H. Yook, M.D, Inc. — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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