Dr. Judy Ju-Yi Chen, MD

  • San Francisco, CA
  • Retina specialist (ophthalmology) physician
NPI1265875611PAC ID2163732876
Medicare services, 2024
34,858
Medicare patients, 2024
1,079
Part D claims, 2024
304
Publications
19
MIPS score, 2024
100
Practice address
1445 Bush St, San Francisco, CA 94109-5520
Practice phone
Call (415) 972-4600
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

West Coast Retina

Eye care practice · San Francisco, California

See all 5 affiliations

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Dr. Judy Ju-Yi Chen is a retina specialist (ophthalmology) physician in San Francisco, California

Dr. Chen practices at West Coast Retina in San Francisco, California.

Dr. Chen's NPI, 1265875611, was assigned on April 15, 2013. Dr. Chen graduated from Pritzker School of Medicine in 2012. Dr. Chen's California license number on file is A141948.

NPI and contact details
Medicare PAC ID
2163732876
NPI enumeration date
April 15, 2013
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(415) 972-4600
Professional email
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Personal email
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Mobile number
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Sex
Female
Estimated age
40
Medical school graduation
2012

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Judy Ju-Yi Chen practices at West Coast Retina in San Francisco, California

Dr. Chen's primary practice is West Coast Retina, at 1445 Bush St, San Francisco, CA 94109-5520. The practice phone is (415) 972-4600.

  • West Coast Retina
    1445 Bush St, San Francisco, CA 94109-5520Phone(415) 972-4600

Source: Dmand AI Affiliation Data

Dr. Judy Ju-Yi Chen is affiliated with 3 sites of care and 2 medical groups

Dr. Chen's primary practice is West Coast Retina in San Francisco, California. Dr. Chen is also affiliated with UCSF Health Stanyan Hospital. The medical group on file is Alameda Health System. Dmand AI also links Dr. Chen to 1 more hospital and 1 medical group, each named with a free account.

See all 5 affiliations for Dr. Chen

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Judy Ju-Yi Chen's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chen practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
West Coast RetinaAvailable with a free account
+2 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Judy Ju-Yi Chen is one of 183 retina specialist (ophthalmology) physicians in California

Retina specialist is Dr. Chen's primary specialty in the NPI Registry, under taxonomy code 207WX0107X. Dr. Chen is board certified in ophthalmology by the American Board of Ophthalmology. Dmand AI has Dr. Chen's licenses on file in 2 states: California and Illinois.

Specialties and state licenses

  • Retina specialist (ophthalmology), CaliforniaPrimaryLicense A141948 · 2016 to 2025 · taxonomy 207WX0107X
  • Illinois license2013 to 2016

Clinical focus

Dmand AI lists age-related macular degeneration, cataract, cataract surgery with lens implant, conjunctivitis, dry eye, eyelid inflammation, glaucoma and hereditary corneal conditions among the conditions Dr. Chen treats.

Retina specialist (ophthalmology) physicians near Dr. Chen

Counts of retina specialist (ophthalmology) physicians with a Dmand AI profile, by place and practice. Each opens the list.

183retina specialist (ophthalmology) physicians in California
6retina specialist (ophthalmology) physicians in San Francisco

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Judy Ju-Yi Chen billed Medicare for 34,858 services in 2024

CMS data shows 34,858 Medicare services from Dr. Chen across 13 procedure codes in 2024, for 1,079 Medicare patients. Medicare paid $2,800,284 for them. Every service was in an office.

Medicare services, 202434,858
Medicare patients1,079
Paid by Medicare$2.8M
Procedure codes13

Dr. Chen's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Drugs given in the office
2023: 18,8892024: 29,61457%
Tests and treatments
2023: 3,1932024: 3,68916%
Surgery
2023: 1,4122024: 1,5298%
Imaging
2023: 192024: 2637%

Dr. Chen compared with the California median for retina specialist (ophthalmology) physicians, 2024

  • Dr. Chen
  • California median
Medicare services
34,858vs 8,7964.0 times
Medicare patients
1,079vs 71152% above
Part D claims
240vs 32025% below

Medians across 180 retina specialist (ophthalmology) physicians in California with Dmand AI profiles that report each measure.

Dr. Chen's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Chen

Need commercial claims for Dr. Chen?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chen and other retina specialist (ophthalmology) physicians in California.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Judy Ju-Yi Chen treated 1,079 Medicare patients in 2024, average age 80

CMS counts 1,079 Medicare patients who saw Dr. Chen in 2024. The largest group is 75 to 84, with 441 patients. 75% of them have high cholesterol, and 73% have high blood pressure. 13% are also on Medicaid. Their average risk score is 1.34, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Chen's median patient age at 73, with 49% women.

Medicare patients, 20241,079
Average age80
Average risk score1.34
Also on Medicaid13%

Dr. Chen's Medicare patients by age, 2024

Dr. Chen's Medicare patients by sex, 2024

  • Women64560%
  • Men43440%

Chronic conditions among Dr. Chen's Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure73%
  3. Arthritis42%
  4. Chronic kidney disease25%
  5. Diabetes25%
  6. Osteoporosis25%
  7. Ischemic heart disease22%
  8. Atrial fibrillation18%

Share of Medicare patients with each condition. A patient can have several.

Dr. 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 73

Patient panel by sex, all payers

  • Women49%
  • Men43%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Judy Ju-Yi Chen wrote 304 Medicare Part D claims in 2024

In 2024, Dr. Chen wrote 304 Medicare Part D claims for 97 patients. 63% of them were for generic drugs. CMS names the drug for 240 of them, across 10 drugs with 11 or more claims each, at $11,466 in total drug cost. In 2023, CMS named 230 claims across 11 drugs.

Part D claims, 2024304
Drugs named by CMS10
Total drug cost$11,466
Part D patients97

Dr. Chen's Part D claims by kind of drug, 2024

  • Generic191 claims63%
  • Brand-name113 claims37%

Dr. Chen's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 2302024: 2404%

Drugs named by CMS: 10 in 2024, 11 in 2023.

See all prescribing by Dr. Chen

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Judy Ju-Yi Chen scored 100 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Chen for performance year 2024, reported as part of a group. Dr. Chen accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Chen's MIPS scores, performance year 2024

  • 100of 100Final score
  • 100of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Cataract surgery: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Judy Ju-Yi Chen has 19 publications on record

Dmand AI links 19 papers to Dr. Chen, published from 2014 to 2022. 2020 was the busiest year, with 3. The most frequent topics are Retinal Diseases, Tomography, Optical Coherence and Visual Acuity. Dr. Chen has published most often in Retin Cases Brief Rep. Dr. Chen's most frequent co-authors are Anita Agarwal, MD, Robert N. Johnson, MD and H. Richard McDonald, MD.

Papers19
Years published2014 to 2022

Dr. Chen's papers by year, 2014 to 2022

Topics Dr. Chen writes about most

  • Retinal Diseases
  • Tomography, Optical Coherence
  • Visual Acuity
  • Multimodal Imaging
  • Eye Injuries
  • Fluorescein Angiography
  • Macular Degeneration
  • Retinal Detachment

Dr. Chen's most frequent co-authors

Recent publications by Dr. Chen

See all 19 publications and co-authors

See who Dr. Chen researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Chen works with, so you can find a warm path to the right retina specialist (ophthalmology) physicians.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Judy Ju-Yi Chen received $18,977 in industry payments from 2016 to 2025

CMS Open Payments shows 107 general payments to Dr. Chen from 14 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 58% of the total. Genentech, Inc. paid the most, $13,454.

General payments to Dr. Chen by program year, 2016 to 2025

General payments to Dr. Chen by kind, 2016 to 2025

$19Kin total
  • Consulting fees$10,94558%
  • Food and beverage$4,93326%
  • Travel and lodging$2,70414%
  • Speaker and faculty fees$3002%
  • Education$940%

Companies that paid Dr. Chen the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Chen

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Judy Ju-Yi Chen graduated from Pritzker School of Medicine

Dr. Chen graduated from Pritzker School of Medicine in 2012.

  1. Medical schoolPritzker School of Medicine
  2. Board certified in ophthalmologyAmerican Board of Ophthalmology

Source: Dmand AI Professional Profile Data

Dr. Judy Ju-Yi Chen accepts plans from 12 insurance carriers

Dr. Chen is in network with 12 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Humana
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Regence Health Plans
  • +4 more carriersWith a free account

Plan types Dr. Chen accepts, by number of carriers

  1. Medicare10
  2. PPO8
  3. HMO5
  4. POS5
  5. EPO3

Source: Dmand AI Insurance Network Data

Sources for Dr. Judy Ju-Yi Chen's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Judy Ju-Yi 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 Dr. Judy Ju-Yi Chen's NPI number?

Dr. Judy Ju-Yi Chen's NPI number is 1265875611. It was assigned on April 15, 2013, and it is active in the NPI Registry.

What kind of doctor is Dr. Judy Ju-Yi Chen?

Dr. Judy Ju-Yi Chen is a retina specialist (ophthalmology) physician in San Francisco, California. The primary specialty in the NPI Registry is Retina Specialist (Ophthalmology) Physician (taxonomy code 207WX0107X).

Where does Dr. Judy Ju-Yi Chen practice?

Dr. Chen practices at 1445 Bush St, San Francisco, CA 94109-5520. Dr. Chen's primary practice is West Coast Retina in San Francisco, California. Dmand AI also links Dr. Chen to 1 hospital and 1 medical group.

What is Dr. Judy Ju-Yi Chen's office phone number?

The practice phone on file for Dr. Chen is (415) 972-4600.

What is Dr. Judy Ju-Yi Chen's medical license number?

Dr. Chen's California license number on file is A141948, one of the licenses on file in 2 states.

Which states has Dr. Judy Ju-Yi Chen been licensed in?

Dmand AI has state licenses on file for Dr. Chen in California (2016 to 2025) and Illinois (2013 to 2016).

Which hospitals is Dr. Judy Ju-Yi Chen affiliated with?

Dr. Chen is affiliated with UCSF Health Stanyan Hospital. Dmand AI links Dr. Chen to 1 more hospital.

What medical group is Dr. Judy Ju-Yi Chen part of?

Dr. Chen is linked to Alameda Health System. Dmand AI links Dr. Chen to 1 more medical group.

Does Dr. Judy Ju-Yi Chen accept Medicare?

Yes. CMS data shows Dr. Chen billed Medicare for 34,858 services in 2024, and Dr. Chen accepts Medicare assignment.

What is Dr. Judy Ju-Yi Chen's MIPS score?

Dr. Chen's MIPS final score for performance year 2024 is 100 out of 100, reported as part of a group.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Judy Ju-Yi Chen see?

CMS counts 1,079 Medicare patients who saw Dr. Chen in 2024, with an average age of 80.

Is Dr. Judy Ju-Yi Chen board certified?

Yes. Dr. Chen is board certified in ophthalmology by the American Board of Ophthalmology.

What services does Dr. Judy Ju-Yi Chen bill to Medicare?

In 2024, Dr. Chen's most billed Medicare services were injected or infused drug (J2777), eye exam or test (92134) and injected or infused drug (J0178).

Where did Dr. Judy Ju-Yi Chen go to medical school?

Dr. Chen graduated from Pritzker School of Medicine in 2012.

What drugs does Dr. Judy Ju-Yi Chen prescribe most?

In 2024 Medicare Part D data, Dr. Chen's most prescribed drugs by claims were Prednisolone Acetate, Polymyxin B Sul-Trimethoprim and Brimonidine Tartrate.

Has Dr. Judy Ju-Yi Chen received payments from drug or device companies?

CMS Open Payments shows $18,977 in general payments to Dr. Chen from 14 companies from 2016 to 2025. The largest total came from Genentech, Inc.

How long has Dr. Judy Ju-Yi Chen been practicing?

Dr. Chen graduated from medical school in 2012, 14 years ago.

Does Dr. Judy Ju-Yi Chen do research?

Dmand AI links 19 publications to Dr. Chen, published from 2014 to 2022.

Who does Dr. Judy Ju-Yi Chen publish with?

Dr. Chen's most frequent co-authors are Anita Agarwal, MD (5 shared papers), Robert N. Johnson, MD (5 shared papers) and H. Richard McDonald, MD (5 shared papers).

What insurance does Dr. Judy Ju-Yi Chen accept?

Dr. Chen is in network with 12 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.

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