Vivien Chan, OD
- Industry payments
- $659
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 477 E Colorado Blvd, Pasadena, CA 91101
- Practice phone
- Call (626) 796-1191
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Linden Optometry a Professional Corporation
Pasadena, California
Find Vivien Chan'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.
Vivien Chan is an optometrist in Pasadena, California
Vivien Chan practices at Linden Optometry a Professional Corporation in Pasadena, California.
Vivien Chan's NPI, 1679685911, was assigned on August 31, 2006. Vivien Chan graduated from Indiana University - School of Optometry in 1981. Vivien Chan holds California license 7158T.
- NPI
- 1679685911NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8325235484
- NPI enumeration date
- August 31, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (626) 796-1191
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 71
- Medical school graduation
- 1981
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Vivien Chan practices at Linden Optometry a Professional Corporation in Pasadena, California
Vivien Chan's primary practice is Linden Optometry a Professional Corporation, at 477 E Colorado Blvd, Pasadena, CA 91101 in Los Angeles County. The practice phone is (626) 796-1191.
- Linden Optometry a Professional Corporation477 E Colorado Blvd, Pasadena, CA 91101 · Los Angeles CountyPhone(626) 796-1191
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Vivien Chan is affiliated with 2 sites of care and 1 medical group
Vivien Chan's primary practice is Linden Optometry a Professional Corporation in Pasadena, California. Dmand AI also links Vivien Chan to 1 group practice or clinic and 1 medical group, 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 Vivien Chan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Vivien Chan practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Linden Optometry a Professional Corporation | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Vivien Chan is one of 7,206 optometrists in California
Optometrist is Vivien Chan's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Vivien Chan is licensed in California.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
Optometrists near Vivien Chan
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
Vivien Chan's patients have a median age of 73
Across all payers, Dmand AI patient panel data puts Vivien Chan's median patient age at 73, with 63% women.
Vivien Chan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women63%
- Men35%
Source: Dmand AI Patient Panel Data
How Vivien Chan takes part in Medicare
Vivien Chan accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
Vivien Chan received $659 in industry payments in 2025
CMS Open Payments shows 10 general payments to Vivien Chan from 4 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Alcon Laboratories Inc paid the most, $206.
Companies that paid Vivien Chan the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Vivien Chan graduated from Indiana University - School of Optometry
Vivien Chan graduated from Indiana University - School of Optometry in 1981.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Vivien Chan'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 |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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 Vivien Chan
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Vivien Chan's NPI number?
Vivien Chan's NPI number is 1679685911. It was assigned on August 31, 2006, and it is active in the NPI Registry.
What does Vivien Chan specialize in?
Vivien Chan is an optometrist in Pasadena, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Vivien Chan practice?
Vivien Chan practices at 477 E Colorado Blvd, Pasadena, CA 91101. Vivien Chan's primary practice is Linden Optometry a Professional Corporation in Pasadena, California. Dmand AI also links Vivien Chan to 1 group practice or clinic and 1 medical group.
What is Vivien Chan's office phone number?
The practice phone on file for Vivien Chan is (626) 796-1191.
What is Vivien Chan's medical license number?
Vivien Chan holds California license 7158T.
Does Vivien Chan accept Medicare?
Yes. CMS lists Vivien Chan as accepting Medicare assignment.
Where did Vivien Chan go to medical school?
Vivien Chan graduated from Indiana University - School of Optometry in 1981.
Has Vivien Chan received payments from drug or device companies?
CMS Open Payments shows $659 in general payments to Vivien Chan from 4 companies from 2025 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Vivien Chan been practicing?
Vivien Chan graduated from medical school in 1981, 45 years ago.
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