NPPES file of Aug 9, 2026

Nhat Hao Nguyen

Optometrist · Phoenix, AZ

Nhat Hao Nguyen is an optometrist with a practice address in Phoenix, Arizona, and NPI 1558015024, issued on Feb 3, 2022. Check the license (Arizona OPT-002559, as entered in NPPES) with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1558015024
Name
Nhat Hao Nguyen
Primary taxonomy
Optometrist 152W00000X
License number
OPT-002559 AZ
Self-reported in NPPES; status is on the state search
Practice location
15215 S 48TH St Ste 180, Phoenix, AZ 85044
Phone
(480) 706-3937
Enumerated
Feb 3, 2022
Record last updated
Feb 3, 2022
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 15215 S 48TH St Ste 180

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Callie Sincennes, ODOptometrist1669360715

Verify Nhat Hao Nguyen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arizona board licenses this profession
    Search for license OPT-002559
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Arizona license search

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74% fewer Medicare Part D claims than the average optometrist in 2024

72 Medicare Part D claims for 21 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 63% of claims.

  1. Nhat Hao Nguyen72
  2. Specialty average277

Most prescribed

  1. Latanoprost47 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: $666.02

12 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.

  1. Nhat Hao Nguyen$666.02
  2. Specialty average$769.99

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Nhat Hao Nguyen among 1,336 optometrist records in Arizona

Nhat Hao Nguyen is one of 1,336 optometrist records with a practice address in Arizona. 75% 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 87% of them.

  • NPI issued2022 · 87% of these records are older, 10% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 56% of these records are
  • Record last updated2022 · 62% 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 Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Optometrist providers in Arizona

There are 1,336 optometrist records in Arizona.

The 8 optometrist records with the nearest ZIP codes

  1. Tien Dang, ODPhoenix, AZ 850441598235251
  2. Keyla Gammarano, ODPhoenix, AZ 850441497390173
  3. John Mabry, O.D.Phoenix, AZ 850441528418712
  4. Mark Page, ODPhoenix, AZ 850441578561270
  5. Helen Paulin, O.D.Phoenix, AZ 850441245359595
  6. Callie Sincennes, ODPhoenix, AZ 850441669360715
  7. Basim Taliani, ODPhoenix, AZ 850441669018198
  8. Guramritpal DhottPhoenix, AZ 850431760723324

Common questions

What is Nhat Hao Nguyen's NPI number?

Nhat Hao Nguyen's National Provider Identifier (NPI) is 1558015024, issued on Feb 3, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Nhat Hao Nguyen located?

The NPPES record lists a practice address at 15215 S 48TH St Ste 180, Phoenix, AZ, 85044. Phone: (480) 706-3937. Providers update this record themselves, so call before visiting.

How can I verify Nhat Hao Nguyen's license?

NPPES lists Arizona license number OPT-002559, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

How much does Nhat Hao Nguyen prescribe under Medicare Part D?

In 2024, Nhat Hao Nguyen had 72 Medicare Part D claims for 21 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.