Photodiagnosis Photodyn Ther
Carotid StenosisRetinal VesselsTomography, Optical Coherence
Dr. Wei Lee Wan, MD
NPI1558414193PAC ID0648169599
- Medicare services, 2024
- 2,930
- Medicare patients, 2024
- 1,148
- Part D claims, 2024
- 714
- Publications
- 17
- MIPS score, 2024
- 90
- Practice address
- 1700 N Rose Ave, Oxnard, CA 93030
- Practice phone
- Call (805) 204-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
St. John's Outpatient Surgery Center, LP
Oxnard, California
Find Dr. Wan's professional email, personal email and mobile number
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Dr. Wei Lee Wan is an ophthalmologist in Oxnard, California
Dr. Wan practices at St. John's Outpatient Surgery Center, LP in Oxnard, California.
Dr. Wan's NPI, 1558414193, was assigned on January 18, 2007. Dr. Wan graduated from Loma Linda University School Of Medicine in 1982. Dr. Wan holds California license G050251.
NPI and contact details
- NPI
- 1558414193NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0648169599
- NPI enumeration date
- January 18, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (805) 204-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 70
- Medical school graduation
- 1982
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Wei Lee Wan practices at St. John's Outpatient Surgery Center, LP in Oxnard, California
Dr. Wan's primary practice is St. John's Outpatient Surgery Center, LP, at 1700 N Rose Ave, Oxnard, CA 93030 in Ventura County. The practice phone is (805) 204-5000.
- St. John's Outpatient Surgery Center, LP1700 N Rose Ave, Oxnard, CA 93030 · Ventura CountyPhone(805) 204-5000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Wei Lee Wan is affiliated with 3 sites of care and 1 medical group
Dr. Wan's primary practice is St. John's Outpatient Surgery Center, LP in Oxnard, California. Dr. Wan is also affiliated with Dignity Health - St. John's Regional Medical Center. Dmand AI also links Dr. Wan to 1 more group practice or clinic and 1 medical group, each named with a free account.
St. John's Outpatient Surgery Center, LPPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Wei Lee Wan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Wan practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St. John's Outpatient Surgery Center, LP | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Wei Lee Wan is one of 2,621 ophthalmologists in California
Ophthalmology is Dr. Wan's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Wan is board certified in ophthalmology by the American Board of Ophthalmology. Dr. Wan is licensed in California.
Specialties and state licenses
- Ophthalmology, CaliforniaPrimary
Clinical focus
Dmand AI lists age-related macular degeneration, cataract, cataract surgery with lens implant, conjunctivitis, dry eye, eyelid inflammation, glaucoma and glaucoma surgery among the conditions Dr. Wan treats.
Ophthalmologists near Dr. Wan
Counts of ophthalmologists with a Dmand AI profile, by place and practice. Each opens the list.
2,621ophthalmologists in California
3ophthalmologists in Oxnard
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Wei Lee Wan billed Medicare for 2,930 services in 2024
CMS data shows 2,930 Medicare services from Dr. Wan across 16 procedure codes in 2024, for 1,148 Medicare patients. Medicare paid $366,845 for them.
Medicare services, 20242,930
Medicare patients1,148
Paid by Medicare$366,845
Procedure codes16
Dr. Wan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 2,1132024: 2,32310%
- Surgery
- 2023: 6182024: 5796%
- Office and hospital visits
- 2023: 872024: 2868%
Where Dr. Wan's Medicare services took place, 2024
- In an office2,66691%
- In a facility2649%
Dr. Wan compared with the California median for ophthalmologists, 2024
- Dr. Wan
- California median
- Medicare services
- 2,930vs 1,0792.7 times
- Medicare patients
- 1,148vs 4212.7 times
- Part D claims
- 617vs 618Close to median
Medians across 2,568 ophthalmologists in California with Dmand AI profiles that report each measure.
Dr. Wan'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Wei Lee Wan treated 1,148 Medicare patients in 2024, average age 77
CMS counts 1,148 Medicare patients who saw Dr. Wan in 2024. The largest group is 75 to 84, with 497 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 14% are also on Medicaid. Their average risk score is 1.21, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Wan's median patient age at 72, with 60% women.
Medicare patients, 20241,148
Average age77
Average risk score1.21
Also on Medicaid14%
Dr. Wan's Medicare patients by age, 2024
Dr. Wan's Medicare patients by sex, 2024
- Women70461%
- Men44439%
Chronic conditions among Dr. Wan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis44%
- Diabetes40%
- Ischemic heart disease32%
- Chronic kidney disease26%
- Osteoporosis25%
- Anxiety19%
Share of Medicare patients with each condition. A patient can have several.
Dr. Wan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women60%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Wei Lee Wan wrote 714 Medicare Part D claims in 2024
In 2024, Dr. Wan wrote 714 Medicare Part D claims for 191 patients. 45% of them were for generic drugs. CMS names the drug for 617 of them, across 12 drugs with 11 or more claims each, at $91,411 in total drug cost. In 2023, CMS named 578 claims across 12 drugs.
Part D claims, 2024714
Drugs named by CMS12
Total drug cost$91,411
Part D patients191
Dr. Wan's Part D claims by kind of drug, 2024
- Generic321 claims45%
- Brand-name393 claims55%
Dr. Wan'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.
Drug classes CMS tracks in Dr. Wan's Part D claims, 2024
- Antibiotics4%25 of 714 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 5782024: 6177%
Drugs named by CMS: 12 in 2024, 12 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. Wei Lee Wan scored 90 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 90 out of 100 for Dr. Wan for performance year 2024, reported as part of a group. Dr. Wan accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 492 procedures of cataract surgery by Dr. Wan, more than 95% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Wan's MIPS scores, performance year 2024
- 90of 100Final score
- 90.5of 100Quality
- 40of 100Improvement Activities
- 78of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Wan ranks in Medicare procedure volume
- Cataract surgery
- 95th percentile492 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
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. Wei Lee Wan has 17 publications on record
Dmand AI links 17 papers to Dr. Wan, published from 2012 to 2024. 2012 was the busiest year, with 2. Dr. Wan has published most often in Nat Commun.
Papers17
Years published2012 to 2024
Dr. Wan's papers by year, 2012 to 2024
Recent publications by Dr. Wan
See who Dr. Wan researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Wan 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. Wei Lee Wan received $198,440 in industry payments from 2016 to 2025
CMS Open Payments shows 141 general payments to Dr. Wan from 24 drug and device companies from 2016 to 2025. Charitable contributions make up the largest share, 96% of the total. Valeant Pharmaceuticals International paid the most, $191,295.
General payments to Dr. Wan by program year, 2016 to 2025
General payments to Dr. Wan by kind, 2016 to 2025
$198.4Kin total
- Charitable contributions$190,30596%
- Food and beverage$5,6363%
- Travel and lodging$2,2221%
- Consulting fees$1500%
- Other$890%
Companies that paid Dr. Wan the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Wei Lee Wan graduated from Loma Linda University School Of Medicine
Dr. Wan graduated from Loma Linda University School Of Medicine in 1982.
- Medical school
- Board certified in ophthalmology
Source: Dmand AI Professional Profile Data
Dr. Wei Lee Wan accepts plans from 7 insurance carriers
Dr. Wan is in network with 7 carriers, including Blue Cross Blue Shield of Michigan, Aetna and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- Aetna
- Blue Cross Blue Shield of Massachusetts
- Elevance
- HCSC
- Regence Health Plans
- CMS Medicare
Plan types Dr. Wan accepts, by number of carriers
- Medicare7
- PPO6
- HMO2
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Wei Lee Wan'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 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. Wei Lee Wan
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. Wei Lee Wan's NPI number?
Dr. Wei Lee Wan's NPI number is 1558414193. It was assigned on January 18, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Wei Lee Wan?
Dr. Wei Lee Wan is an ophthalmologist in Oxnard, California. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Wei Lee Wan practice?
Dr. Wan practices at 1700 N Rose Ave, Oxnard, CA 93030. Dr. Wan's primary practice is St. John's Outpatient Surgery Center, LP in Oxnard, California. Dmand AI also links Dr. Wan to 1 group practice or clinic and 1 medical group.
What is Dr. Wei Lee Wan's office phone number?
The practice phone on file for Dr. Wan is (805) 204-5000.
What is Dr. Wei Lee Wan's medical license number?
Dr. Wan holds California license G050251.
Which hospitals is Dr. Wei Lee Wan affiliated with?
Dr. Wan is affiliated with Dignity Health - St. John's Regional Medical Center.
Does Dr. Wei Lee Wan accept Medicare?
Yes. CMS data shows Dr. Wan billed Medicare for 2,930 services in 2024, and Dr. Wan accepts Medicare assignment.
What is Dr. Wei Lee Wan's MIPS score?
Dr. Wan's MIPS final score for performance year 2024 is 90 out of 100, reported as part of a group.
How many Medicare patients does Dr. Wei Lee Wan see?
CMS counts 1,148 Medicare patients who saw Dr. Wan in 2024, with an average age of 77.
Is Dr. Wei Lee Wan board certified?
Yes. Dr. Wan is board certified in ophthalmology by the American Board of Ophthalmology.
Show 7 more questionsShow fewer questions
What services does Dr. Wei Lee Wan bill to Medicare?
In 2024, Dr. Wan's most billed Medicare services were eye exam or test (92014), eye exam or test (92012) and surgery: eye (66821).
Where did Dr. Wei Lee Wan go to medical school?
Dr. Wan graduated from Loma Linda University School Of Medicine in 1982.
What drugs does Dr. Wei Lee Wan prescribe most?
In 2024 Medicare Part D data, Dr. Wan's most prescribed drugs by claims were Prednisolone Acetate, Ketorolac Tromethamine and Latanoprost.
Has Dr. Wei Lee Wan received payments from drug or device companies?
CMS Open Payments shows $198,440 in general payments to Dr. Wan from 24 companies from 2016 to 2025. The largest total came from Valeant Pharmaceuticals International.
How long has Dr. Wei Lee Wan been practicing?
Dr. Wan graduated from medical school in 1982, 44 years ago.
Does Dr. Wei Lee Wan do research?
Dmand AI links 17 publications to Dr. Wan, published from 2012 to 2024.
What insurance does Dr. Wei Lee Wan accept?
Dr. Wan is in network with 7 carriers, including Blue Cross Blue Shield of Michigan, Aetna and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
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