Dr. Karen To is a San Jose, California based Optometrist who is specialized in Optometry. Active license number of Dr. Karen To is OD35428-TLG for Optometry in California.
Dr. Karen To examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. She completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. She is a eye health care professional who is state-licensed to diagnose and treat diseases and disorders of the eye and visual system.
Complete Profile:
Dr. Karen To speciality, credentials, practice address, contact phone number and fax are as below.
Patients can directly walk in or can call on the below given phone number for appointment.
| Specialization: | Optometry |
| Credentials: | OD |
| Gender: | Female |
| Practice Address: | 1673 Branham Ln, San Jose,
California, 95118-5211 |
| Phone: | 408-269-6861 |
| Fax: | 408-269-6863 |
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS).
NPI details are as mentioned below.
| NPI Number: | 1245958347 |
| NPI Enumeration Date: | 16 Aug, 2022 |
| NPI Last Update On: | 03 Apr, 2026 |
Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Dr. Karen To are as mentioned below.
| License Number | Specialization | State | Status | |
| OD35428-TLG | Optometry | California | Primary | |
| OD61312562 | Optometry | Washington | Secondary | |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | 1673 Branham Ln,
San Jose, California |
| Zip: | 95118-5211 |
| Phone Number: | 408-269-6861 |
| Fax Number: | 408-269-6863 |
Patients can reach Dr. Karen To at
1673 Branham Ln, San Jose, California or can
call to book an appointment on 408-269-6861.
Comments/ Reviews:
Patients can read all the reviews posted for Dr. Karen To below. You may also share your own experience like the quality of treatment, behavior, and overall care provided by Dr. Karen To. It will help others make informed decisions.
** Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 June, 2026.