Dr. Brian Waihun Chou, MD
- Medicare services, 2024
- 403
- Medicare patients, 2024
- 169
- Part D claims, 2024
- 89
- Publications
- 11
- MIPS score, 2024
- 94
- Practice address
- 325 9th Avenue, Seattle, WA 98104
- Practice phone
- Call (206) 744-9535
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Chou'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.
Dr. Brian Waihun Chou is an ophthalmologist in Seattle, Washington
Dr. Chou practices at Harborview Medical Center in Seattle, Washington, part of University of Washington.
Dr. Chou's NPI, 1467844233, was assigned on March 3, 2015. Dr. Chou graduated from Loma Linda University School Of Medicine in 2018. Dr. Chou holds Washington license MD61393766.
- NPI
- 1467844233NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0840525515
- NPI enumeration date
- March 3, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (206) 744-9535
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Brian Waihun Chou practices at Harborview Medical Center in Seattle, Washington
Dr. Chou's primary practice is Harborview Medical Center, at 325 9th Avenue, Seattle, WA 98104 in King County. The practice phone is (206) 744-9535.
- Harborview Medical Center325 9th Avenue, Seattle, WA 98104 · King CountyPhone(206) 744-9535
Source: Dmand AI Affiliation Data
Dr. Brian Waihun Chou is affiliated with 4 sites of care and 1 medical group
Dr. Chou's primary practice is Harborview Medical Center in Seattle, Washington, part of University of Washington. Dr. Chou is also affiliated with UW Medical Center - Montlake. The medical group on file is UW Physicians. Dmand AI also links Dr. Chou to 2 more hospitals, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Brian Waihun Chou's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chou practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Harborview Medical Center | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Brian Waihun Chou is one of 407 ophthalmologists in Washington
Ophthalmology is Dr. Chou's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Chou is board certified in ophthalmology by the American Board of Ophthalmology. Dmand AI has Dr. Chou's licenses on file in 4 states: Washington, Arizona, California and Illinois.
Specialties and state licenses
- Ophthalmology, WashingtonPrimary
- Arizona license
- California license
- Illinois license
Ophthalmologists near Dr. Chou
Counts of ophthalmologists 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
Dr. Brian Waihun Chou billed Medicare for 403 services in 2024
CMS data shows 403 Medicare services from Dr. Chou across 10 procedure codes in 2024, for 169 Medicare patients. Medicare paid $20,311 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Chou's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 502024: 205310%
- Office and hospital visits
- 2023: 252024: 178612%
- Other services
- 2023: 02024: 20
Dr. Chou compared with the Washington median for ophthalmologists, 2024
- Dr. Chou
- Washington median
- Medicare services
- 403vs 1,40971% below
- Medicare patients
- 169vs 50867% below
- Part D claims
- 33vs 53794% below
Medians across 418 ophthalmologists in Washington with Dmand AI profiles that report each measure.
Dr. Chou'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chou and other ophthalmologists in Washington.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Brian Waihun Chou treated 169 Medicare patients in 2024, average age 72
CMS counts 169 Medicare patients who saw Dr. Chou in 2024. The largest group is 65 to 74, with 73 patients. 70% of them have high cholesterol, and 69% have high blood pressure. 17% are also on Medicaid. Their average risk score is 1.72, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Chou's median patient age at 55, with 59% women.
Dr. Chou's Medicare patients by age, 2024
Dr. Chou's Medicare patients by sex, 2024
- Women9355%
- Men7645%
Chronic conditions among Dr. Chou's Medicare patients, 2024
- High cholesterol70%
- High blood pressure69%
- Arthritis47%
- Mood disorders38%
- Anxiety34%
- Depression30%
- Diabetes28%
- Ischemic heart disease25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chou's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 55
Patient panel by sex, all payers
- Women59%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Brian Waihun Chou wrote 89 Medicare Part D claims in 2024
In 2024, Dr. Chou wrote 89 Medicare Part D claims for 36 patients. 49% of them were for generic drugs. CMS names the drug for 33 of them, across 2 drugs with 11 or more claims each, at $19,204 in total drug cost. In 2023, CMS named 11 claims across 1 drug.
Dr. Chou's Part D claims by kind of drug, 2024
- Generic44 claims49%
- Brand-name45 claims51%
Dr. Chou'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: 112024: 33200%
Drugs named by CMS: 2 in 2024, 1 in 2023.
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. Brian Waihun Chou scored 94 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 94 out of 100 for Dr. Chou for performance year 2024, reported through an alternative payment model (APM). Dr. Chou accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Chou's MIPS scores, performance year 2024
- 94of 100Final score
- 74.6of 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. Brian Waihun Chou has 11 publications on record
Dmand AI links 11 papers to Dr. Chou, published from 2013 to 2024. 2013 was the busiest year, with 3. The most frequent topics are Plasmids, Transfection and DNA. Dr. Chou has published most often in Orbit. Dr. Chou's most frequent co-authors are Courtney Erin Francis, MD, Ersilia Anghel, MD and David Alan Bush, MD.
Dr. Chou's papers by year, 2013 to 2024
Topics Dr. Chou writes about most
- Plasmids
- Transfection
- DNA
- HeLa Cells
- Lysine
- Microscopy, Electron, Transmission
- Polymers
Dr. Chou's most frequent co-authors
- Courtney Erin Francis, MD3 shared papers
- Ersilia Anghel, MD1 shared paper
- David Alan Bush, MD1 shared paper
Recent publications by Dr. Chou
Asia Pac J Ophthalmol (Phila)
See who Dr. Chou researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Chou works with, so you can find a warm path to the right ophthalmologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Brian Waihun Chou received $189 in industry payments from 2021 to 2025
CMS Open Payments shows 3 general payments to Dr. Chou from 3 drug and device companies from 2021 to 2025. Food and beverage make up the largest share, 100% of the total. Alcon Laboratories Inc paid the most, $116.
General payments to Dr. Chou by program year, 2021 to 2025
Companies that paid Dr. Chou the most, 2021 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Brian Waihun Chou graduated from Loma Linda University School Of Medicine
Dr. Chou graduated from Loma Linda University School Of Medicine in 2018.
- Medical school
- Board certified in ophthalmology
- Board certified in radiation oncology
Source: Dmand AI Professional Profile Data
Dr. Brian Waihun Chou accepts plans from 17 insurance carriers
Dr. Chou is in network with 17 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Elevance
- HCSC
- Humana
- Blue Cross Blue Shield of Massachusetts
- Molina
- +9 more carriersWith a free account
Plan types Dr. Chou accepts, by number of carriers
- PPO11
- HMO9
- Medicare9
- EPO4
- POS3
Source: Dmand AI Insurance Network Data
Sources for Dr. Brian Waihun Chou'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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 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 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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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 Dr. Brian Waihun Chou
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. Brian Waihun Chou's NPI number?
Dr. Brian Waihun Chou's NPI number is 1467844233. It was assigned on March 3, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Brian Waihun Chou?
Dr. Brian Waihun Chou is an ophthalmologist in Seattle, Washington. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Brian Waihun Chou practice?
Dr. Chou practices at 325 9th Avenue, Seattle, WA 98104. Dr. Chou's primary practice is Harborview Medical Center in Seattle, Washington, part of University of Washington. Dmand AI also links Dr. Chou to 2 hospitals.
What is Dr. Brian Waihun Chou's office phone number?
The practice phone on file for Dr. Chou is (206) 744-9535.
What is Dr. Brian Waihun Chou's medical license number?
Dr. Chou holds Washington license MD61393766, one of the licenses on file in 4 states.
Which states has Dr. Brian Waihun Chou been licensed in?
Dmand AI has state licenses on file for Dr. Chou in Washington (2023 to 2026), Arizona (2023 to 2025), California (2022 to 2024) and Illinois (2018 to 2019).
Which hospitals is Dr. Brian Waihun Chou affiliated with?
Dr. Chou practices at Harborview Medical Center in Seattle, Washington. Dr. Chou is also affiliated with UW Medical Center - Montlake. Dmand AI links Dr. Chou to 2 more hospitals.
What medical group is Dr. Brian Waihun Chou part of?
Dr. Chou is linked to UW Physicians.
Does Dr. Brian Waihun Chou accept Medicare?
Yes. CMS data shows Dr. Chou billed Medicare for 403 services in 2024, and Dr. Chou accepts Medicare assignment.
What is Dr. Brian Waihun Chou's MIPS score?
Dr. Chou's MIPS final score for performance year 2024 is 94 out of 100, reported through an alternative payment model (APM).
Show 10 more questionsShow fewer questions
How many Medicare patients does Dr. Brian Waihun Chou see?
CMS counts 169 Medicare patients who saw Dr. Chou in 2024, with an average age of 72.
Is Dr. Brian Waihun Chou board certified?
Yes. Dr. Chou is board certified in ophthalmology by the American Board of Ophthalmology.
What services does Dr. Brian Waihun Chou bill to Medicare?
In 2024, Dr. Chou's most billed Medicare services were eye exam or test (92133), eye exam or test (92083) and eye exam or test (92060).
Where did Dr. Brian Waihun Chou go to medical school?
Dr. Chou graduated from Loma Linda University School Of Medicine in 2018.
What drugs does Dr. Brian Waihun Chou prescribe most?
In 2024 Medicare Part D data, Dr. Chou's most prescribed drugs by claims were Restasis and Pyridostigmine Bromide.
Has Dr. Brian Waihun Chou received payments from drug or device companies?
CMS Open Payments shows $189 in general payments to Dr. Chou from 3 companies from 2021 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Dr. Brian Waihun Chou been practicing?
Dr. Chou graduated from medical school in 2018, 8 years ago.
Does Dr. Brian Waihun Chou do research?
Dmand AI links 11 publications to Dr. Chou, published from 2013 to 2024.
Who does Dr. Brian Waihun Chou publish with?
Dr. Chou's most frequent co-authors are Courtney Erin Francis, MD (3 shared papers), Ersilia Anghel, MD (1 shared paper) and David Alan Bush, MD (1 shared paper).
What insurance does Dr. Brian Waihun Chou accept?
Dr. Chou is in network with 17 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
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