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

Tammy Chang Shinen, OD

Individual provider Optometrist · NPI 1871618470

Tammy Chang Shinen, OD is an Optometry in Placentia, California. Graduated from Southern College of Optometry in 2002, 24 years ago. Practices with Nusite Optometry, a 5-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
24
Trained at
Southern College of Optometry
Licensed in
CA
In the registry since
2007
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

1201 N Rose Dr Ste 100
Placentia, CA 92870-3939
Phone: (714) 961-5386
Fax: (714) 464-4166
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 11956T (CA)

Record details

NPI number1871618470
Entity typeIndividual (Type 1)
GenderFemale
Credentials OD
Sole proprietorNo
NPI enumeratedMarch 20, 2007
Last updated in NPPESAugust 24, 2020
Certification dateAugust 24, 2020

Medicare enrollment

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

Medicare specialtyOPTOMETRY
Medical schoolSOUTHERN COLLEGE OF OPTOMETRY
Graduated 2002 (24 years in practice)
Group practice Nusite Optometry — 5 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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