NPPES file of Aug 9, 2026

Michael Man Duong, O.D.

Optometrist · Phoenix, AZ

Michael Man Duong, O.D. is an optometrist with a practice address in Phoenix, Arizona, and NPI 1831329143, issued on Jul 21, 2009. Check the license (Arizona 1698, 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
1831329143
Name
Michael Man Duong
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License number
1698 AZ
Self-reported in NPPES; status is on the state search
Practice location
5715 N 19TH Ave, Phoenix, AZ 85015
Phone
(602) 864-4988
Enumerated
Jul 21, 2009
Record last updated
Dec 12, 2011 (not updated in 15 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20130718000577); accepts Medicare assignment
Medical or professional school
Pennsylvania College Of Optometry, 2009
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 5715 N 19TH Ave

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

  1. Christopher Frett, PHARMDPharmacist1730447004
  2. Linda Munger, PHARM.D.Pharmacist1164716957

Verify Michael Man Duong 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 1698
    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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42% fewer Medicare Part D claims than the average optometrist in 2024

162 Medicare Part D claims for 57 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 69% of claims.

  1. Michael Duong162
  2. Specialty average277

Most prescribed

  1. Latanoprost33 claims
  2. Miebo26 claims
  3. Restasis19 claims
  4. Tobramycin-Dexamethasone18 claims
  5. Xiidra14 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: $371.70

7 payments; by number, the most common kind was food and beverage; the largest payer was Lumenis BE inc. 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. Michael Duong$371.70
  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.

Bills Medicare through one group practice

  1. Michael Duong ODSan Ramon, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Michael Man Duong among 1,336 optometrist records in Arizona

Michael Man Duong, O.D. 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 2009, is newer than 52% of them.

  • NPI issued2009 · 52% of these records are older, 45% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 56% of these records are
  • Graduated2009 · median 2010 among the 746 with a school on file
  • Record last updated2011 · 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. Gary Bonnin, O.D.Phoenix, AZ 850151598866881
  2. Rachel Dickert, ODPhoenix, AZ 850151053838409
  3. Ahmad Ibrahim, ODPhoenix, AZ 850151962996058
  4. Jesse Junttila, ODPhoenix, AZ 850151316722549
  5. Tammy Lavicka, O.D.Phoenix, AZ 850151730321431
  6. Mel Moss, O.D.Phoenix, AZ 850151114035524
  7. Leonard Muscolino, O.D.Phoenix, AZ 850151902945637
  8. Sean NoonanPhoenix, AZ 850151407230964

Common questions

What is Michael Man Duong, O.D.'s NPI number?

Michael Man Duong, O.D.'s National Provider Identifier (NPI) is 1831329143, issued on Jul 21, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Michael Man Duong, O.D. located?

The NPPES record lists a practice address at 5715 N 19TH Ave, Phoenix, AZ, 85015. Phone: (602) 864-4988. Providers update this record themselves, so call before visiting.

How can I verify Michael Man Duong, O.D.'s license?

NPPES lists Arizona license number 1698, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

How much does Michael Man Duong, O.D. prescribe under Medicare Part D?

In 2024, Michael Man Duong, O.D. had 162 Medicare Part D claims for 57 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.