Kathy Nguyen-Duong, OD
Optometrist · New York, NY
Kathy Nguyen-Duong, OD is an optometrist with a practice address in New York, New York, and NPI 1689309098, issued on Jul 19, 2022. Check the license (New York 009704, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Kathy Nguyen-Duong
- Credential
- OD
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 009704 NY
Self-reported in NPPES; status is on the state search - Practice location
- 632 Broadway, New York, NY 10012
- Phone
- (212) 432-5847
- Enumerated
- Jul 19, 2022
- Record last updated
- Jun 18, 2026
- Entity
- Type 1 · individual
8 nearest optometrist records → All 3,535 in New York → Look up another NPI →
Also registered at 632 Broadway
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Kathy Nguyen-Duong in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this profession
Search for license 009704Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% fewer Medicare Part D claims than the average optometrist in 2024
63 Medicare Part D claims for 29 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D.
Most prescribed
- Dorzolamide-Timolol11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $2,891.89
16 payments; by number, the most common kind was food and beverage; the largest payer was Alcon Vision LLC. The 34,453 providers of this specialty with any payment received $769.99 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Kathy Nguyen-Duong among 3,535 optometrist records in New York
Kathy Nguyen-Duong, OD is one of 3,535 optometrist records with a practice address in New York. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 86% of them.
- NPI issued2022 · 86% of these records are older, 11% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileNo · 47% of these records are
- Record last updated2026 · 66% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 152W00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Optometrist providers in New York
There are 3,535 optometrist records in New York.
All 3,535 in New York → Every provider in New York → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Lamees Alshawkani, O.D.New York, NY 100121780012732
- Irene Byun, ODNew York, NY 100121437767167
- Danford Davis, O.D.New York, NY 100121063569465
- Anh Dinh, O.D.New York, NY 100121184856700
- Jiyong Kwon, O.D.New York, NY 100121104981489
- Amanda Mammano, ODNew York, NY 100121053795922
- Timothy Oh, ODNew York, NY 100121013589795
- Vaihari Patel, O.D.New York, NY 100121568643112
Common questions
What is Kathy Nguyen-Duong, OD's NPI number?
Kathy Nguyen-Duong, OD's National Provider Identifier (NPI) is 1689309098, issued on Jul 19, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Kathy Nguyen-Duong, OD located?
The NPPES record lists a practice address at 632 Broadway, New York, NY, 10012. Phone: (212) 432-5847. Providers update this record themselves, so call before visiting.
How can I verify Kathy Nguyen-Duong, OD's license?
NPPES lists New York license number 009704, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
How much does Kathy Nguyen-Duong, OD prescribe under Medicare Part D?
In 2024, Kathy Nguyen-Duong, OD had 63 Medicare Part D claims for 29 beneficiaries; the average among optometrist prescribers was 277. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.