Ariel Y. Chen, OD
- Industry payments
- $43
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2024
- Practice address
- 490 Post St, San Francisco, CA 94102
- Practice phone
- Call (415) 392-4437
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Lillie Mosaddegh MD Inc
San Francisco, California
Find Ariel Chen'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.
Ariel Y. Chen is an optometrist in San Francisco, California
Ariel Chen practices at Lillie Mosaddegh MD Inc in San Francisco, California.
Ariel Chen's NPI, 1376362962, was assigned on October 9, 2024. Ariel Chen graduated from Southern California College of Optometry in 2024. Ariel Chen holds California license 35865.
- NPI
- 1376362962NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3375048283
- NPI enumeration date
- October 9, 2024
- NPI status
- Active
- Practice phone
- (415) 392-4437
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 28
- Medical school graduation
- 2024
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Ariel Y. Chen practices at Lillie Mosaddegh MD Inc in San Francisco, California
Ariel Chen's primary practice is Lillie Mosaddegh MD Inc, at 490 Post St, San Francisco, CA 94102 in San Francisco County. The practice phone is (415) 392-4437.
- Lillie Mosaddegh MD Inc490 Post St, San Francisco, CA 94102 · San Francisco CountyPhone(415) 392-4437
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Ariel Y. Chen is affiliated with 2 sites of care and 1 medical group
Ariel Chen's primary practice is Lillie Mosaddegh MD Inc in San Francisco, California. Dmand AI also links Ariel Chen 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 Ariel Y. Chen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Ariel Chen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lillie Mosaddegh MD Inc | 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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Ariel Y. Chen is one of 7,206 optometrists in California
Optometrist is Ariel Chen's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Ariel Chen is licensed in California.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
Optometrists near Ariel Chen
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
Ariel Y. Chen's patients have a median age of 69
Across all payers, Dmand AI patient panel data puts Ariel Chen's median patient age at 69, with 60% women.
Ariel Chen'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
- Women60%
- Men40%
Source: Dmand AI Patient Panel Data
Ariel Y. Chen received $43 in industry payments in 2025
CMS Open Payments shows 2 general payments to Ariel Chen from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. RxSight Inc paid the most, $23.
Companies that paid Ariel Chen the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Ariel Y. Chen graduated from Southern California College of Optometry
Ariel Chen graduated from Southern California College of Optometry in 2024.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Ariel Y. Chen'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 Ariel Y. Chen
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Ariel Y. Chen's NPI number?
Ariel Y. Chen's NPI number is 1376362962. It was assigned on October 9, 2024, and it is active in the NPI Registry.
What does Ariel Y. Chen specialize in?
Ariel Y. Chen is an optometrist in San Francisco, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Ariel Y. Chen practice?
Ariel Chen practices at 490 Post St, San Francisco, CA 94102. Ariel Chen's primary practice is Lillie Mosaddegh MD Inc in San Francisco, California. Dmand AI also links Ariel Chen to 1 group practice or clinic and 1 medical group.
What is Ariel Y. Chen's office phone number?
The practice phone on file for Ariel Chen is (415) 392-4437.
What is Ariel Y. Chen's medical license number?
Ariel Chen holds California license 35865.
Where did Ariel Y. Chen go to medical school?
Ariel Chen graduated from Southern California College of Optometry in 2024.
Has Ariel Y. Chen received payments from drug or device companies?
CMS Open Payments shows $43 in general payments to Ariel Chen from 2 companies from 2025 to 2025. The largest total came from RxSight Inc.
How long has Ariel Y. Chen been practicing?
Ariel Chen graduated from medical school in 2024, 2 years ago.
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