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

Dr. John D Tassinari, OD

Individual provider Optometrist · NPI 1689770489

Dr. John D Tassinari, OD is an Optometry in Pomona, California. Graduated from Southern California College of Optometry in 1987, 39 years ago. Practices with Western University of Health Sciences, a 51-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
39
Trained at
Southern California College of Optometry
Licensed in
CA
In the registry since
2006
Specialties on file
3
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

795 E 2nd St Ste 2
Pomona, CA 91766-2007
Phone: (909) 706-3899
Fax: (909) 469-8640
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence OPT8873TPG (CA)
Pediatric Optometrist Taxonomy 152WP0200X · Licence OPT8873TPG (CA)
Vision Therapy Optometrist Taxonomy 152WV0400X · Licence OPT8873TPG (CA)

Record details

NPI number1689770489
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorNo
NPI enumeratedSeptember 16, 2006
Last updated in NPPESOctober 27, 2016

Medicare enrollment

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

Medicare specialtyOPTOMETRY
Medical schoolSOUTHERN CALIFORNIA COLLEGE OF OPTOMETRY
Graduated 1987 (39 years in practice)
Group practice Western University Of Health Sciences — 51 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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