Gui Wen Xu, NP
- Medicare patients, 2024
- 13
- Part D claims, 2024
- 14
- Industry payments
- $394
- Affiliated sites
- 2
- Medical group
- 1
- Practice address
- 1450 San Pablo St, Los Angeles, CA 90033
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Keck Medicine of USC - USC Roski Eye Institute - Ophthalmology - HOPD
Acute Care Hospital outpatient department · Los Angeles, California
Find Gui Xu'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.
Gui Wen Xu is a nurse practitioner in Los Angeles, California
Gui Xu practices at Keck Medicine of USC - USC Roski Eye Institute - Ophthalmology - HOPD in Los Angeles, California.
Gui Xu's NPI, 1851525281, was assigned on May 13, 2009. Gui Xu holds California license NP 14243.
- NPI
- 1851525281NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2264605609
- NPI enumeration date
- May 13, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 49
- Medical school graduation
- 2003
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Gui Wen Xu practices at Keck Medicine of USC - USC Roski Eye Institute - Ophthalmology - HOPD in Los Angeles, California
Gui Xu's primary practice is Keck Medicine of USC - USC Roski Eye Institute - Ophthalmology - HOPD, at 1450 San Pablo St, Los Angeles, CA 90033.
- Keck Medicine of USC - USC Roski Eye Institute - Ophthalmology - HOPD1450 San Pablo St, Los Angeles, CA 90033
Source: Dmand AI Affiliation Data
Gui Wen Xu is affiliated with 2 sites of care and 1 medical group
Gui Xu's primary practice is Keck Medicine of USC - USC Roski Eye Institute - Ophthalmology - HOPD in Los Angeles, California. The medical group on file is USC Care Medical Group. Dmand AI also links Gui Xu to 1 more group practice or clinic, named with a free account. Gui Xu's employer is on file too: a hospital.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Gui Wen Xu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Gui Xu practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Keck Medicine of USC - USC Roski Eye Institute - Ophthalmology - HOPD | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Gui Wen Xu is one of 5,983 nurse practitioners in California
Nurse practitioner is Gui Xu's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Gui Xu is licensed in California.
Specialties and state licenses
- Nurse practitioner, CaliforniaPrimary
Nurse practitioners near Gui Xu
Counts of nurse practitioners 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
Gui Wen Xu treated 13 Medicare patients in 2024, average age 76
CMS counts 13 Medicare patients who saw Gui Xu in 2024. The largest group is under 65, with 0 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 2.03, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Gui Xu's median patient age at 68, with 49% women.
Gui Xu's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Gui Xu's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
Share of Medicare patients with each condition. A patient can have several.
Gui Xu's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women49%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Gui Wen Xu wrote 14 Medicare Part D claims in 2024
In 2024, Gui Xu wrote 14 Medicare Part D claims for 11 patients. 100% of them were for generic drugs.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Gui Wen Xu takes part in Medicare
Gui Xu 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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Gui Wen Xu received $394 in industry payments in 2025
CMS Open Payments shows 3 general payments to Gui Xu from 3 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Madrigal Pharmaceuticals paid the most, $145.
Companies that paid Gui Xu the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Gui Wen Xu'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 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 Gui Wen Xu
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Gui Wen Xu's NPI number?
Gui Wen Xu's NPI number is 1851525281. It was assigned on May 13, 2009, and it is active in the NPI Registry.
What does Gui Wen Xu specialize in?
Gui Wen Xu is a nurse practitioner in Los Angeles, California. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Gui Wen Xu practice?
Gui Xu practices at 1450 San Pablo St, Los Angeles, CA 90033. Gui Xu's primary practice is Keck Medicine of USC - USC Roski Eye Institute - Ophthalmology - HOPD in Los Angeles, California. Dmand AI also links Gui Xu to 1 group practice or clinic.
What is Gui Wen Xu's medical license number?
Gui Xu holds California license NP 14243.
What medical group is Gui Wen Xu part of?
Gui Xu is linked to USC Care Medical Group.
Does Gui Wen Xu accept Medicare?
Yes. CMS lists Gui Xu as accepting Medicare assignment.
How many Medicare patients does Gui Wen Xu see?
CMS counts 13 Medicare patients who saw Gui Xu in 2024, with an average age of 76.
Has Gui Wen Xu received payments from drug or device companies?
CMS Open Payments shows $394 in general payments to Gui Xu from 3 companies from 2025 to 2025. The largest total came from Madrigal Pharmaceuticals.
How long has Gui Wen Xu been practicing?
Gui Xu graduated from medical school in 2003, 23 years ago.
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