Daphne Chan, OD
- Medicare patients, 2024
- 313
- Part D claims, 2024
- 357
- MIPS score, 2024
- 87
- Hospital affiliations
- 1
- Industry payments
- $16
- Practice address
- 505 Parnassus Ave, Box 0296, San Francisco, CA 94143
- Practice phone
- Call (415) 353-2733
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Daphne 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.
Daphne Chan is an optometrist in San Francisco, California
Daphne Chan practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health.
Daphne Chan's NPI, 1043651425, was assigned on July 12, 2013. Daphne Chan graduated from University of California - School of Optometry in 2013. Daphne Chan holds California license OPT 15061 TLG.
- NPI
- 1043651425NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1951527803
- NPI enumeration date
- July 12, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (415) 353-2733
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Daphne Chan practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California
Daphne Chan's primary practice is UCSF Helen Diller Medical Center at Parnassus Heights, at 505 Parnassus Ave, Box 0296, San Francisco, CA 94143 in San Francisco County. The practice phone is (415) 353-2733.
- UCSF Helen Diller Medical Center at Parnassus Heights505 Parnassus Ave, Box 0296, San Francisco, CA 94143 · San Francisco CountyPhone(415) 353-2733
Source: Dmand AI Affiliation Data
Daphne Chan is affiliated with 3 sites of care and 3 medical groups
Daphne Chan's primary practice is UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health. The medical group on file is UCSF Pediatrics. Dmand AI also links Daphne Chan to 2 more group practices and clinics and 2 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Daphne Chan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Daphne Chan practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UCSF Helen Diller Medical Center at Parnassus Heights | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Daphne Chan is one of 7,206 optometrists in California
Optometrist is Daphne Chan's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Dmand AI has Daphne Chan's licenses on file in 2 states: California and Utah.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
- Utah license
Optometrists near Daphne 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
Daphne Chan treated 313 Medicare patients in 2024, average age 74
CMS counts 313 Medicare patients who saw Daphne Chan in 2024. The largest group is 65 to 74, with 133 patients. 73% of them have high cholesterol, and 62% have high blood pressure. 32% are also on Medicaid. Their average risk score is 1.10, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Daphne Chan's median patient age at 74, with 61% women.
Daphne Chan's Medicare patients by age, 2024
Daphne Chan's Medicare patients by sex, 2024
- Women19562%
- Men11838%
Chronic conditions among Daphne Chan's Medicare patients, 2024
- High cholesterol73%
- High blood pressure62%
- Arthritis37%
- Diabetes30%
- Osteoporosis25%
- Mood disorders22%
- Depression19%
- Chronic kidney disease18%
Share of Medicare patients with each condition. A patient can have several.
Daphne 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
- Women61%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Daphne Chan wrote 357 Medicare Part D claims in 2024
In 2024, Daphne Chan wrote 357 Medicare Part D claims for 114 patients. 56% of them were for generic drugs.
Daphne Chan's Part D claims by kind of drug, 2024
- Generic199 claims56%
- Brand-name158 claims44%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Daphne Chan scored 87 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for Daphne Chan for performance year 2024, reported as part of a group. Daphne Chan accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Daphne Chan's MIPS scores, performance year 2024
- 87of 100Final score
- 86.8of 100Quality
- 40of 100Improvement Activities
- 70of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Daphne Chan received $16 in industry payments in 2025
CMS Open Payments shows 1 general payment to Daphne 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, $16.
Companies that paid Daphne 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
Daphne Chan graduated from University of California - School of Optometry
Daphne Chan graduated from University of California - School of Optometry in 2013.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Daphne 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)Clinician Public Reporting: Overall MIPS Performance (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 Daphne 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 Daphne Chan's NPI number?
Daphne Chan's NPI number is 1043651425. It was assigned on July 12, 2013, and it is active in the NPI Registry.
What does Daphne Chan specialize in?
Daphne Chan is an optometrist in San Francisco, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Daphne Chan practice?
Daphne Chan practices at 505 Parnassus Ave, Box 0296, San Francisco, CA 94143. Daphne Chan's primary practice is UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health. Dmand AI also links Daphne Chan to 2 group practices and clinics and 2 medical groups.
What is Daphne Chan's office phone number?
The practice phone on file for Daphne Chan is (415) 353-2733.
What is Daphne Chan's medical license number?
Daphne Chan holds California license OPT 15061 TLG, one of the licenses on file in 2 states.
Which states has Daphne Chan been licensed in?
Dmand AI has state licenses on file for Daphne Chan in California and Utah.
Which hospitals is Daphne Chan affiliated with?
Daphne Chan practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California.
What medical group is Daphne Chan part of?
Daphne Chan is linked to UCSF Pediatrics. Dmand AI links Daphne Chan to 2 more medical groups.
Does Daphne Chan accept Medicare?
Yes. CMS lists Daphne Chan as accepting Medicare assignment.
What is Daphne Chan's MIPS score?
Daphne Chan's MIPS final score for performance year 2024 is 87 out of 100, reported as part of a group.
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How many Medicare patients does Daphne Chan see?
CMS counts 313 Medicare patients who saw Daphne Chan in 2024, with an average age of 74.
Where did Daphne Chan go to medical school?
Daphne Chan graduated from University of California - School of Optometry in 2013.
Has Daphne Chan received payments from drug or device companies?
CMS Open Payments shows $16 in general payments to Daphne Chan from 1 company from 2025 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Daphne Chan been practicing?
Daphne Chan graduated from medical school in 2013, 13 years ago.
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