Dennis W. Leung, OD
- Industry payments
- $122
- Affiliated sites
- 4
- Medical groups
- 3
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 140 W Valley Blvd, San Gabriel, CA 91776
- Practice phone
- Call (626) 288-8023
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Golden San Gabriel Optometric Vision Center
San Gabriel, California
Find Dennis Leung's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dennis W. Leung is an optometrist in San Gabriel, California
Dennis Leung practices at Golden San Gabriel Optometric Vision Center in San Gabriel, California.
Dennis Leung's NPI, 1376572743, was assigned on June 30, 2006. Dennis Leung graduated from New England College of Optometry in 1984. Dennis Leung holds California license 8179.
- NPI
- 1376572743NPI Registry (opens in a new tab)
- NPI enumeration date
- June 30, 2006
- NPI status
- Active
- Practice phone
- (626) 288-8023
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 68
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dennis W. Leung practices at Golden San Gabriel Optometric Vision Center in San Gabriel, California
Dennis Leung's primary practice is Golden San Gabriel Optometric Vision Center, at 140 W Valley Blvd, San Gabriel, CA 91776 in Los Angeles County. The practice phone is (626) 288-8023.
- Golden San Gabriel Optometric Vision Center140 W Valley Blvd, San Gabriel, CA 91776 · Los Angeles CountyPhone(626) 288-8023
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dennis W. Leung is affiliated with 5 sites of care and 3 medical groups
Dennis Leung's primary practice is Golden San Gabriel Optometric Vision Center in San Gabriel, California. Dmand AI also links Dennis Leung to 3 group practices and clinics, 3 medical groups and 1 physician office, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dennis W. Leung's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dennis Leung practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Golden San Gabriel Optometric Vision Center | Available with a free account |
| +4 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dennis W. Leung is one of 7,206 optometrists in California
Optometrist is Dennis Leung's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Dennis Leung is licensed in California.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
Optometrists near Dennis Leung
Counts of optometrists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dennis W. Leung's patients have a median age of 69
Across all payers, Dmand AI patient panel data puts Dennis Leung's median patient age at 69, with 69% women.
Dennis Leung's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women69%
- Men31%
Source: Dmand AI Patient Panel Data
Dennis W. Leung received $122 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dennis Leung from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Bausch & Lomb Americas Inc. paid the most, $122.
Companies that paid Dennis Leung the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dennis W. Leung graduated from New England College of Optometry
Dennis Leung graduated from New England College of Optometry in 1984.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dennis W. Leung's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dennis W. Leung
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dennis W. Leung's NPI number?
Dennis W. Leung's NPI number is 1376572743. It was assigned on June 30, 2006, and it is active in the NPI Registry.
What does Dennis W. Leung specialize in?
Dennis W. Leung is an optometrist in San Gabriel, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Dennis W. Leung practice?
Dennis Leung practices at 140 W Valley Blvd, San Gabriel, CA 91776. Dennis Leung's primary practice is Golden San Gabriel Optometric Vision Center in San Gabriel, California. Dmand AI also links Dennis Leung to 3 group practices and clinics, 3 medical groups and 1 physician office.
What is Dennis W. Leung's office phone number?
The practice phone on file for Dennis Leung is (626) 288-8023.
What is Dennis W. Leung's medical license number?
Dennis Leung holds California license 8179.
Where did Dennis W. Leung go to medical school?
Dennis Leung graduated from New England College of Optometry in 1984.
Has Dennis W. Leung received payments from drug or device companies?
CMS Open Payments shows $122 in general payments to Dennis Leung from 1 company from 2025 to 2025. The largest total came from Bausch & Lomb Americas Inc.
How long has Dennis W. Leung been practicing?
Dennis Leung graduated from medical school in 1984, 42 years ago.
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