Alishia Chan, OD
- Medicare patients, 2024
- 17
- Part D claims, 2024
- 29
- Industry payments
- $32
- Affiliated sites
- 2
- State license
- 1
- Practice address
- 2405 Shadelands Drive, Suite 200, Walnut Creek, CA 94598
- Practice phone
- Call (925) 935-6700
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Sequoia Surgical Pavilion
Surgery Center - Medicare-Certified · Walnut Creek, California
Find Alishia 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.
Alishia Chan is an optometrist in Walnut Creek, California
Alishia Chan practices at Sequoia Surgical Pavilion in Walnut Creek, California.
Alishia Chan's NPI, 1932330750, was assigned on July 28, 2009. Alishia Chan graduated from New England College of Optometry in 2009. Alishia Chan holds California license OPT13810.
- NPI
- 1932330750NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0749336105
- NPI enumeration date
- July 28, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (925) 935-6700
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Alishia Chan practices at Sequoia Surgical Pavilion in Walnut Creek, California
Alishia Chan's primary practice is Sequoia Surgical Pavilion, at 2405 Shadelands Drive, Suite 200, Walnut Creek, CA 94598. The practice phone is (925) 935-6700.
- Sequoia Surgical Pavilion2405 Shadelands Drive, Suite 200, Walnut Creek, CA 94598Phone(925) 935-6700
Source: Dmand AI Affiliation Data
Alishia Chan is affiliated with 2 sites of care
Alishia Chan's primary practice is Sequoia Surgical Pavilion in Walnut Creek, California. Dmand AI also links Alishia Chan to 1 physician office, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Alishia Chan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Alishia Chan practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sequoia Surgical Pavilion | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Alishia Chan is one of 7,206 optometrists in California
Optometrist is Alishia Chan's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Alishia Chan is licensed in California.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
Optometrists near Alishia 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
Alishia Chan treated 17 Medicare patients in 2024, average age 70
CMS counts 17 Medicare patients who saw Alishia Chan in 2024. Their average risk score is 0.82, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Alishia Chan's median patient age at 52, with 56% women.
Alishia 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 52
Patient panel by sex, all payers
- Women56%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Alishia Chan wrote 29 Medicare Part D claims in 2024
In 2024, Alishia Chan wrote 29 Medicare Part D claims.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Alishia Chan takes part in Medicare
Alishia 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)
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Alishia Chan received $32 in industry payments in 2025
CMS Open Payments shows 1 general payment to Alishia Chan from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Alcon Laboratories Inc paid the most, $32.
Companies that paid Alishia 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
Alishia Chan graduated from New England College of Optometry
Alishia Chan graduated from New England College of Optometry in 2009.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Alishia 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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy 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) |
| 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 Alishia 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 Alishia Chan's NPI number?
Alishia Chan's NPI number is 1932330750. It was assigned on July 28, 2009, and it is active in the NPI Registry.
What does Alishia Chan specialize in?
Alishia Chan is an optometrist in Walnut Creek, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Alishia Chan practice?
Alishia Chan practices at 2405 Shadelands Drive, Suite 200, Walnut Creek, CA 94598. Alishia Chan's primary practice is Sequoia Surgical Pavilion in Walnut Creek, California. Dmand AI also links Alishia Chan to 1 physician office.
What is Alishia Chan's office phone number?
The practice phone on file for Alishia Chan is (925) 935-6700.
What is Alishia Chan's medical license number?
Alishia Chan holds California license OPT13810.
Does Alishia Chan accept Medicare?
Yes. CMS lists Alishia Chan as accepting Medicare assignment.
How many Medicare patients does Alishia Chan see?
CMS counts 17 Medicare patients who saw Alishia Chan in 2024, with an average age of 70.
Where did Alishia Chan go to medical school?
Alishia Chan graduated from New England College of Optometry in 2009.
Has Alishia Chan received payments from drug or device companies?
CMS Open Payments shows $32 in general payments to Alishia Chan from 1 company from 2025 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Alishia Chan been practicing?
Alishia Chan graduated from medical school in 2009, 17 years ago.
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