Janet C. Chan, OD
- Medicare patients, 2024
- 24
- Part D claims, 2024
- 47
- Industry payments
- $21
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 7999 Gateway Blvd, Newark, CA 94560
- Practice phone
- Call (510) 237-2802
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
University Healthcare Alliance
Newark, California
Find Janet 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.
Janet C. Chan is an optometrist in Newark, California
Janet Chan practices at University Healthcare Alliance in Newark, California.
Janet Chan's NPI, 1356471205, was assigned on March 7, 2007. Janet Chan holds California license 11107T.
- NPI
- 1356471205NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3779585062
- NPI enumeration date
- March 7, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (510) 237-2802
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Janet C. Chan practices at University Healthcare Alliance in Newark, California
Janet Chan's primary practice is University Healthcare Alliance, at 7999 Gateway Blvd, Newark, CA 94560 in Alameda County. The practice phone is (510) 237-2802.
- University Healthcare Alliance7999 Gateway Blvd, Newark, CA 94560 · Alameda CountyPhone(510) 237-2802
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Janet C. Chan is affiliated with 2 sites of care and 1 medical group
Janet Chan's primary practice is University Healthcare Alliance in Newark, California. Dmand AI also links Janet 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 Janet C. Chan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Janet Chan practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University Healthcare Alliance | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Janet C. Chan is one of 7,206 optometrists in California
Optometrist is Janet Chan's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Janet Chan is licensed in California.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
Optometrists near Janet 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
Janet C. Chan treated 24 Medicare patients in 2024, average age 80
CMS counts 24 Medicare patients who saw Janet Chan in 2024. The largest group is under 65, with 0 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.03, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Janet Chan's median patient age at 74, with 54% women.
Janet Chan's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Janet Chan's Medicare patients by sex, 2024
- Women1354%
- Men1146%
Chronic conditions among Janet Chan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
Share of Medicare patients with each condition. A patient can have several.
Janet 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 74
Patient panel by sex, all payers
- Women54%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Janet C. Chan wrote 47 Medicare Part D claims in 2024
In 2024, Janet Chan wrote 47 Medicare Part D claims for 17 patients. 34% of them were for generic drugs.
Janet Chan's Part D claims by kind of drug, 2024
- Generic16 claims34%
- Brand-name31 claims66%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Janet C. Chan takes part in Medicare
Janet 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)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Janet C. Chan received $21 in industry payments in 2025
CMS Open Payments shows 1 general payment to Janet Chan from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Johnson & Johnson Vision Care, Inc. paid the most, $21.
Companies that paid Janet 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
Sources for Janet C. 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| 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) |
| 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 Janet C. 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 Janet C. Chan's NPI number?
Janet C. Chan's NPI number is 1356471205. It was assigned on March 7, 2007, and it is active in the NPI Registry.
What does Janet C. Chan specialize in?
Janet C. Chan is an optometrist in Newark, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Janet C. Chan practice?
Janet Chan practices at 7999 Gateway Blvd, Newark, CA 94560. Janet Chan's primary practice is University Healthcare Alliance in Newark, California. Dmand AI also links Janet Chan to 1 group practice or clinic and 1 medical group.
What is Janet C. Chan's office phone number?
The practice phone on file for Janet Chan is (510) 237-2802.
What is Janet C. Chan's medical license number?
Janet Chan holds California license 11107T.
Does Janet C. Chan accept Medicare?
Yes. CMS lists Janet Chan as accepting Medicare assignment.
How many Medicare patients does Janet C. Chan see?
CMS counts 24 Medicare patients who saw Janet Chan in 2024, with an average age of 80.
Has Janet C. Chan received payments from drug or device companies?
CMS Open Payments shows $21 in general payments to Janet Chan from 1 company from 2025 to 2025. The largest total came from Johnson & Johnson Vision Care, Inc.
How long has Janet C. Chan been practicing?
Janet Chan graduated from medical school in 1999, 27 years ago.
Selling to optometrist practices?
See optometrists in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card