Deborah Duan
- Part D claims, 2024
- 13
- Industry payments
- $1,359
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 480 Apollo St, Brea, CA 92821
- Practice phone
- Call (714) 871-7520
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
California Eye Care Managed Eye Care Specialists a Medical Group Inc.
Brea, California
Find Deborah Duan'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.
Deborah Duan is an optometrist in Brea, California
Deborah Duan practices at California Eye Care Managed Eye Care Specialists a Medical Group Inc. in Brea, California.
Deborah Duan's NPI, 1801451885, was assigned on May 6, 2019. Deborah Duan holds California license 34232TLG.
- NPI
- 1801451885NPI Registry (opens in a new tab)
- NPI enumeration date
- May 6, 2019
- NPI status
- Active
- Practice phone
- (714) 871-7520
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Deborah Duan practices at California Eye Care Managed Eye Care Specialists a Medical Group Inc. in Brea, California
Deborah Duan's primary practice is California Eye Care Managed Eye Care Specialists a Medical Group Inc., at 480 Apollo St, Brea, CA 92821 in Orange County. The practice phone is (714) 871-7520.
- California Eye Care Managed Eye Care Specialists a Medical Group Inc.480 Apollo St, Brea, CA 92821 · Orange CountyPhone(714) 871-7520
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Deborah Duan is affiliated with 2 sites of care and 1 medical group
Deborah Duan's primary practice is California Eye Care Managed Eye Care Specialists a Medical Group Inc. in Brea, California. Dmand AI also links Deborah Duan 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 Deborah Duan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Deborah Duan practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| California Eye Care Managed Eye Care Specialists a Medical Group 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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Deborah Duan is one of 7,206 optometrists in California
Optometrist is Deborah Duan's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Deborah Duan is licensed in California.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
Optometrists near Deborah Duan
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
Deborah Duan's patients have a median age of 68
Across all payers, Dmand AI patient panel data puts Deborah Duan's median patient age at 68, with 57% women.
Deborah Duan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women57%
- Men38%
Source: Dmand AI Patient Panel Data
Deborah Duan wrote 13 Medicare Part D claims in 2024
In 2024, Deborah Duan wrote 13 Medicare Part D claims.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Deborah Duan received $1,359 in industry payments in 2025
CMS Open Payments shows 5 general payments to Deborah Duan from 3 drug and device companies in 2025. Speaker and faculty fees make up the largest share, 66% of the total. Bausch & Lomb Americas Inc. paid the most, $1,046.
General payments to Deborah Duan by kind, 2025 to 2025
- Speaker and faculty fees$90066%
- Food and beverage$27120%
- Entertainment$18914%
Companies that paid Deborah Duan 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 Deborah Duan'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 |
| Part D prescribing | Medicare Part D Prescribers - by Provider (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 Deborah Duan
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Deborah Duan's NPI number?
Deborah Duan's NPI number is 1801451885. It was assigned on May 6, 2019, and it is active in the NPI Registry.
What does Deborah Duan specialize in?
Deborah Duan is an optometrist in Brea, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Deborah Duan practice?
Deborah Duan practices at 480 Apollo St, Brea, CA 92821. Deborah Duan's primary practice is California Eye Care Managed Eye Care Specialists a Medical Group Inc. in Brea, California. Dmand AI also links Deborah Duan to 1 group practice or clinic and 1 medical group.
What is Deborah Duan's office phone number?
The practice phone on file for Deborah Duan is (714) 871-7520.
What is Deborah Duan's medical license number?
Deborah Duan holds California license 34232TLG.
Has Deborah Duan received payments from drug or device companies?
CMS Open Payments shows $1,359 in general payments to Deborah Duan from 3 companies from 2025 to 2025. The largest total came from Bausch & Lomb Americas Inc.
How long has Deborah Duan been practicing?
Deborah Duan's NPI was assigned in 2019.
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