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

Individual provider Optometrist · NPI 1588841365

Crystal I Chen, OD is an Optometry in Stockton, California. Graduated from Ohio State University - College of Optometry in 1998, 28 years ago. Practices with County of San Mateo, a 316-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
28
Trained at
Ohio State University - College of Optometry
Licensed in
CA
In the registry since
2008
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

36 W Yokuts Ave Ste 1
Stockton, CA 95207-5713
Phone: (209) 952-3700
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 12114 (CA)

Record details

NPI number1588841365
Entity typeIndividual (Type 1)
GenderFemale
Credentials OD
Sole proprietorNo
NPI enumeratedJanuary 24, 2008
Last updated in NPPESJune 2, 2011
Mailing address42622 Shoreham Park Ct, Fremont, CA 94538-4034

Medicare enrollment

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

Medicare specialtyOPTOMETRY
Medical schoolOHIO STATE UNIVERSITY - COLLEGE OF OPTOMETRY
Graduated 1998 (28 years in practice)
Group practice County Of San Mateo — 316 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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