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

Gregory L Tom, OD

Individual provider Corneal and Contact Management Optometrist · NPI 1124245568

Gregory L Tom, OD is an Optometry in San Ramon, California. Graduated from University of California - School of Optometry in 1994, 32 years ago. Practices with Danville Optometric Eye Clinic, a 2-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
32
Trained at
University of California - School of Optometry
Licensed in
CA
In the registry since
2007
Specialties on file
5
What do these letters mean?
OD — Doctor of Optometry
An optometrist: examines eyes, prescribes glasses and contacts, and treats many eye conditions.

See every abbreviation used in this directory →

Practice location Address checks out

202 Aspenwood Ct # 1
San Ramon, CA 94582-5028
Phone: (510) 206-8152
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Corneal and Contact Management Optometrist (primary) Taxonomy 152WC0802X · Licence 10427T (CA)
Low Vision Rehabilitation Optometrist Taxonomy 152WL0500X · Licence 10427T (CA)
Vision Therapy Optometrist Taxonomy 152WV0400X · Licence 10427T (CA)
Pediatric Optometrist Taxonomy 152WP0200X · Licence 10427T (CA)
Sports Vision Optometrist Taxonomy 152WS0006X · Licence 10427T (CA)

Record details

NPI number1124245568
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorYes
NPI enumeratedApril 19, 2007
Last updated in NPPESAugust 24, 2009
Mailing address202 Aspenwood Ct., San Ramon, CA 94582

Medicare enrollment

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

Medicare specialtyOPTOMETRY
Medical schoolUNIVERSITY OF CALIFORNIA - SCHOOL OF OPTOMETRY
Graduated 1994 (32 years in practice)
Group practice Danville Optometric Eye Clinic — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount