Ann Nguyen, OD
- Medicare patients, 2024
- 58
- Part D claims, 2024
- 53
- Hospital affiliations
- 1
- Industry payments
- $249
- Medical groups
- 2
- Practice address
- 5601 De Soto Avenue, Woodland Hills, CA 91367
- Practice phone
- Call (818) 719-3800
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Ann Nguyen'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.
Ann Nguyen is an optometrist in Woodland Hills, California
Ann Nguyen practices at Kaiser Permanente Woodland Hills Medical Center in Woodland Hills, California, part of Kaiser Permanente.
Ann Nguyen's NPI, 1780098459, was assigned on June 20, 2014. Ann Nguyen graduated from Southern California College of Optometry in 2014. Ann Nguyen holds Washington license OD60461466.
- NPI
- 1780098459NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7012221666
- NPI enumeration date
- June 20, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (818) 719-3800
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Ann Nguyen practices at Kaiser Permanente Woodland Hills Medical Center in Woodland Hills, California
Ann Nguyen's primary practice is Kaiser Permanente Woodland Hills Medical Center, at 5601 De Soto Avenue, Woodland Hills, CA 91367 in Los Angeles County. The practice phone is (818) 719-3800.
- Kaiser Permanente Woodland Hills Medical Center5601 De Soto Avenue, Woodland Hills, CA 91367 · Los Angeles CountyPhone(818) 719-3800
Source: Dmand AI Affiliation Data
Ann Nguyen is affiliated with 4 sites of care and 2 medical groups
Ann Nguyen's primary practice is Kaiser Permanente Woodland Hills Medical Center in Woodland Hills, California, part of Kaiser Permanente. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Ann Nguyen to 1 more dialysis center, 1 physician office, 1 group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Ann Nguyen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Ann Nguyen practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente Woodland Hills Medical Center | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Ann Nguyen is one of 7,206 optometrists in California
Optometrist is Ann Nguyen's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Dmand AI has Ann Nguyen's licenses on file in 2 states: Washington and California.
Specialties and state licenses
- Optometrist, WashingtonPrimary
- California license
Optometrists near Ann Nguyen
Counts of optometrists 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
Ann Nguyen treated 58 Medicare patients in 2024, average age 74
CMS counts 58 Medicare patients who saw Ann Nguyen in 2024. The largest group is 65 to 74, with 24 patients. 75% of them have high cholesterol, and 69% have high blood pressure. 19% are also on Medicaid. Their average risk score is 1.18, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Ann Nguyen's median patient age at 58, with 50% women.
Ann Nguyen's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Ann Nguyen's Medicare patients by sex, 2024
- Women2950%
- Men2950%
Chronic conditions among Ann Nguyen's Medicare patients, 2024
- High cholesterol75%
- High blood pressure69%
- Arthritis48%
- Diabetes34%
- Ischemic heart disease31%
- Cancer22%
- Anxiety21%
- Chronic kidney disease19%
Share of Medicare patients with each condition. A patient can have several.
Ann Nguyen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women50%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Ann Nguyen wrote 53 Medicare Part D claims in 2024
In 2024, Ann Nguyen wrote 53 Medicare Part D claims for 13 patients. 49% of them were for generic drugs.
Ann Nguyen's Part D claims by kind of drug, 2024
- Generic26 claims49%
- Brand-name27 claims51%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Ann Nguyen takes part in Medicare
Ann Nguyen 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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Ann Nguyen received $249 in industry payments in 2025
CMS Open Payments shows 3 general payments to Ann Nguyen from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Glaukos Corporation paid the most, $137.
Companies that paid Ann Nguyen the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Ann Nguyen graduated from Southern California College of Optometry
Ann Nguyen graduated from Southern California College of Optometry in 2014.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Ann Nguyen'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 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) |
| Training, board certification and memberships | Dmand AI Professional Profile 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 Ann Nguyen
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Ann Nguyen's NPI number?
Ann Nguyen's NPI number is 1780098459. It was assigned on June 20, 2014, and it is active in the NPI Registry.
What does Ann Nguyen specialize in?
Ann Nguyen is an optometrist in Woodland Hills, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Ann Nguyen practice?
Ann Nguyen practices at 5601 De Soto Avenue, Woodland Hills, CA 91367. Ann Nguyen's primary practice is Kaiser Permanente Woodland Hills Medical Center in Woodland Hills, California, part of Kaiser Permanente. Dmand AI also links Ann Nguyen to 1 dialysis center, 1 physician office, 1 group practice or clinic and 1 medical group.
What is Ann Nguyen's office phone number?
The practice phone on file for Ann Nguyen is (818) 719-3800.
What is Ann Nguyen's medical license number?
Ann Nguyen holds Washington license OD60461466, one of the licenses on file in 2 states.
Which states has Ann Nguyen been licensed in?
Dmand AI has state licenses on file for Ann Nguyen in Washington and California.
Which hospitals is Ann Nguyen affiliated with?
Ann Nguyen practices at Kaiser Permanente Woodland Hills Medical Center in Woodland Hills, California.
What medical group is Ann Nguyen part of?
Ann Nguyen is linked to Southern California Permanente Medical Group. Dmand AI links Ann Nguyen to 1 more medical group.
Does Ann Nguyen accept Medicare?
Yes. CMS lists Ann Nguyen as accepting Medicare assignment.
How many Medicare patients does Ann Nguyen see?
CMS counts 58 Medicare patients who saw Ann Nguyen in 2024, with an average age of 74.
Show 3 more questionsShow fewer questions
Where did Ann Nguyen go to medical school?
Ann Nguyen graduated from Southern California College of Optometry in 2014.
Has Ann Nguyen received payments from drug or device companies?
CMS Open Payments shows $249 in general payments to Ann Nguyen from 2 companies from 2025 to 2025. The largest total came from Glaukos Corporation.
How long has Ann Nguyen been practicing?
Ann Nguyen graduated from medical school in 2014, 12 years ago.
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