Dr. Joyce Xiang Wu Lee, MD
- Medicare services, 2016
- 1,832
- Part D claims, 2024
- 957
- Hospital affiliations
- 1
- Industry payments
- $231
- Medical group
- 1
- Practice address
- 6041 Cadillac Ave, Los Angeles, CA 90034
- Practice phone
- Call (213) 857-2201
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Lee's professional email, personal email and mobile number
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Dr. Joyce Xiang Wu Lee is an allergy and immunology (internal medicine) physician in Los Angeles, California
Dr. Lee practices at West Los Angeles Medical Center in Los Angeles, California, part of Kaiser Permanente.
Dr. Lee's NPI, 1114243136, was assigned on April 15, 2010. Dr. Lee graduated from Harvard Medical School in 2010. Dr. Lee's California license number on file is 120350.
- NPI
- 1114243136NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1355576356
- NPI enumeration date
- April 15, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (213) 857-2201
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Joyce Xiang Wu Lee practices at West Los Angeles Medical Center in Los Angeles, California
Dr. Lee's primary practice is West Los Angeles Medical Center, at 6041 Cadillac Ave, Los Angeles, CA 90034 in Los Angeles County. The practice phone is (213) 857-2201.
- West Los Angeles Medical Center6041 Cadillac Ave, Los Angeles, CA 90034 · Los Angeles CountyPhone(213) 857-2201
Source: Dmand AI Affiliation Data
Dr. Joyce Xiang Wu Lee is affiliated with 2 sites of care and 1 medical group
Dr. Lee's primary practice is West Los Angeles Medical Center in Los Angeles, California, part of Kaiser Permanente. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Dr. Lee to 1 more dialysis center, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Joyce Xiang Wu Lee's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lee practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| West Los Angeles Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Joyce Xiang Wu Lee is one of 70 allergys and immunology (internal medicine) physicians in California
Allergy and immunology is Dr. Lee's primary specialty in the NPI Registry, under taxonomy code 207RA0201X. Dr. Lee is board certified in allergy & immunology by the American Board of Allergy and Immunology. Dr. Lee has a license on file in California.
Specialties and state licenses
- Allergy and immunology (internal medicine), CaliforniaPrimary
Allergys and immunology (internal medicine) physicians near Dr. Lee
Counts of allergys and immunology (internal medicine) physicians 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. Joyce Xiang Wu Lee billed Medicare for 1,832 services in 2016
CMS data shows 1,832 Medicare services from Dr. Lee across 10 procedure codes in 2016. Medicare paid $43,671 for them. Every service was in an office.
Dr. Lee's Medicare services by type, 2016
- Tests and treatments1,536
- Office and hospital visits275
- Surgery21
Dr. Lee compared with the California median for allergys and immunology (internal medicine) physicians, 2016
- Dr. Lee
- California median
- Medicare services
- 1,832vs 7542.4 times
- Part D claims
- 807vs 1196.8 times
Medians across 56 allergys and immunology (internal medicine) physicians in California with Dmand AI profiles that report each measure.
Dr. Lee's most billed Medicare procedure codes, 2016
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. Lee and other allergys and immunology (internal medicine) physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Joyce Xiang Wu Lee's patients have a median age of 32
Across all payers, Dmand AI patient panel data puts Dr. Lee's median patient age at 32, with 69% women.
Dr. Lee's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 32
Patient panel by sex, all payers
- Women69%
- Men31%
Source: Dmand AI Patient Panel Data
Dr. Joyce Xiang Wu Lee wrote 957 Medicare Part D claims in 2024
In 2024, Dr. Lee wrote 957 Medicare Part D claims for 266 patients. 66% of them were for generic drugs. CMS names the drug for 807 of them, across 19 drugs with 11 or more claims each, at $290,528 in total drug cost. In 2023, CMS named 840 claims across 21 drugs.
Dr. Lee's Part D claims by kind of drug, 2024
- Generic627 claims66%
- Brand-name330 claims34%
Dr. Lee'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. Lee's Part D claims, 2024
- Antibiotics5%49 of 957 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: 8402024: 8074%
Drugs named by CMS: 19 in 2024, 21 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
How Dr. Joyce Xiang Wu Lee takes part in Medicare
Dr. Lee accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Joyce Xiang Wu Lee received $231 in industry payments from 2016 to 2025
CMS Open Payments shows 6 general payments to Dr. Lee from 4 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Sanofi and Genzyme US Companies paid the most, $115.
General payments to Dr. Lee by program year, 2016 to 2025
Companies that paid Dr. Lee 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. Joyce Xiang Wu Lee graduated from Harvard Medical School
Dr. Lee graduated from Harvard Medical School in 2010.
- Medical school
- Board certified in allergy & immunology
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Joyce Xiang Wu Lee accepts plans from 3 insurance carriers
Dr. Lee is in network with 3 carriers, including Kaiser Permanente, Blue Cross and Blue Shield of Kansas City and CMS Medicare. EPO plans come from the most carriers, 2. Check the plan with the practice before a visit.
- Kaiser Permanente
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
Plan types Dr. Lee accepts, by number of carriers
- EPO2
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Joyce Xiang Wu Lee'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 Data |
| 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) |
| 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. Joyce Xiang Wu Lee
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. Joyce Xiang Wu Lee's NPI number?
Dr. Joyce Xiang Wu Lee's NPI number is 1114243136. It was assigned on April 15, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Joyce Xiang Wu Lee?
Dr. Joyce Xiang Wu Lee is an allergy and immunology (internal medicine) physician in Los Angeles, California. The primary specialty in the NPI Registry is Allergy & Immunology (Internal Medicine) Physician (taxonomy code 207RA0201X).
Where does Dr. Joyce Xiang Wu Lee practice?
Dr. Lee practices at 6041 Cadillac Ave, Los Angeles, CA 90034. Dr. Lee's primary practice is West Los Angeles Medical Center in Los Angeles, California, part of Kaiser Permanente. Dmand AI also links Dr. Lee to 1 dialysis center.
What is Dr. Joyce Xiang Wu Lee's office phone number?
The practice phone on file for Dr. Lee is (213) 857-2201.
What is Dr. Joyce Xiang Wu Lee's medical license number?
Dr. Lee's California license number on file is 120350.
Which hospitals is Dr. Joyce Xiang Wu Lee affiliated with?
Dr. Lee practices at West Los Angeles Medical Center in Los Angeles, California.
What medical group is Dr. Joyce Xiang Wu Lee part of?
Dr. Lee is linked to Southern California Permanente Medical Group.
Does Dr. Joyce Xiang Wu Lee accept Medicare?
Yes. CMS data shows Dr. Lee billed Medicare for 1,832 services in 2016, and Dr. Lee accepts Medicare assignment.
Is Dr. Joyce Xiang Wu Lee board certified?
Yes. Dr. Lee is board certified in allergy & immunology by the American Board of Allergy and Immunology.
What services does Dr. Joyce Xiang Wu Lee bill to Medicare?
In 2016, Dr. Lee's most billed Medicare services were allergy test or treatment (95004), infusion or chemotherapy administration (96372) and office visit, established patient (99214).
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Where did Dr. Joyce Xiang Wu Lee go to medical school?
Dr. Lee graduated from Harvard Medical School in 2010.
What drugs does Dr. Joyce Xiang Wu Lee prescribe most?
In 2024 Medicare Part D data, Dr. Lee's most prescribed drugs by claims were Breyna, Azelastine HCl and Albuterol Sulfate Hfa.
Has Dr. Joyce Xiang Wu Lee received payments from drug or device companies?
CMS Open Payments shows $231 in general payments to Dr. Lee from 4 companies from 2016 to 2025. The largest total came from Sanofi and Genzyme US Companies.
How long has Dr. Joyce Xiang Wu Lee been practicing?
Dr. Lee graduated from medical school in 2010, 16 years ago.
What insurance does Dr. Joyce Xiang Wu Lee accept?
Dr. Lee is in network with 3 carriers, including Kaiser Permanente, Blue Cross and Blue Shield of Kansas City and CMS Medicare. EPO plans come from the most carriers, 2. Check the plan with the practice before a visit.
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