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

Dr. Calvin Tan, OD

Individual provider Optometrist · NPI 1043507643

Dr. Calvin Tan, OD is an Optometry in Pasadena, California. Graduated from State University of New York - State College Optometry in 2011, 15 years ago. Practices with Southern California Permanente Medical Group, an 11,242-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
15
Trained at
State University of New York - State College Optometry
Licensed in
CA
In the registry since
2011
What do these letters mean?
OD — Doctor of Optometry
An optometrist: examines eyes, prescribes glasses and contacts, and treats many eye conditions.

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Practice location Address checks out

477 E Colorado Blvd
Pasadena, CA 91101-2024
Phone: (626) 796-1191
Fax: (626) 796-0189
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 14313TLG (CA)

Record details

NPI number1043507643
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorYes
NPI enumeratedJuly 3, 2011
Last updated in NPPESOctober 24, 2021
Certification dateOctober 24, 2021
Mailing address477 E Colorado Blvd, Pasadena, CA 91101-2024

Medicare enrollment

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

Medicare specialtyOPTOMETRY
Medical schoolSTATE UNIVERSITY OF NEW YORK - STATE COLLEGE OPTOMETRY
Graduated 2011 (15 years in practice)
Group practice Southern California Permanente Medical Group — 11242 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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