NPPES file of Aug 9, 2026

Phuong Thanh Nguyen, O.D.

Optometrist · Quincy, MA

Phuong Thanh Nguyen, O.D. is an optometrist with a practice address in Quincy, Massachusetts, and NPI 1164855698, issued on Aug 20, 2013. Check the license (Massachusetts 4990, as entered in NPPES) with the Massachusetts 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
1164855698
Name
Phuong Thanh Nguyen
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License number
4990 MA
Self-reported in NPPES; status is on the state search
Practice location
212 Common St, Quincy, MA 02169
Phone
(617) 858-4420
Enumerated
Aug 20, 2013
Record last updated
Aug 20, 2013 (not updated in 13 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20140117001654); accepts Medicare assignment
Medical or professional school
New England College Of Optometry, 2013
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.
Download card Updates feed

Verify Phuong Thanh Nguyen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license 4990
    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 Massachusetts license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

72% fewer Medicare Part D claims than the average optometrist in 2024

77 Medicare Part D claims for 22 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 43% of claims.

  1. Phuong Nguyen77
  2. Specialty average277

Most prescribed

  1. Latanoprost27 claims
  2. Dorzolamide-Timolol13 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.

Bills Medicare through one group practice

  1. Uphams Corner Health Committee IncDorchester, MA

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

Phuong Thanh Nguyen among 1,501 optometrist records in Massachusetts

Phuong Thanh Nguyen, O.D. is one of 1,501 optometrist records with a practice address in Massachusetts. 66% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 66% of them.

  • NPI issued2013 · 66% of these records are older, 31% newer
  • In a Medicare fileYes · 66% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2013 · median 2008 among the 933 with a school on file
  • Record last updated2013 · 64% 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 Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Optometrist providers in Massachusetts

There are 1,501 optometrist records in Massachusetts.

The 8 optometrist records with the nearest ZIP codes

  1. Rasha Alawar El Rachmani, O.D.Quincy, MA 021691851624530
  2. Lester Brackley, ODQuincy, MA 021691083651137
  3. Sven-Christian Carlsson, ODQuincy, MA 021691891008397
  4. Kathleen Cleary, O.D.Quincy, MA 021691972586022
  5. Katherine Coffey, ODQuincy, MA 021691679617104
  6. Han Dong, O.D.Quincy, MA 021691912010463
  7. Randy Gunia, O.D.Quincy, MA 021691164526844
  8. James Hahn, D.OQuincy, MA 021691194881052

Common questions

What is Phuong Thanh Nguyen, O.D.'s NPI number?

Phuong Thanh Nguyen, O.D.'s National Provider Identifier (NPI) is 1164855698, issued on Aug 20, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Phuong Thanh Nguyen, O.D. located?

The NPPES record lists a practice address at 212 Common St, Quincy, MA, 02169. Phone: (617) 858-4420. Providers update this record themselves, so call before visiting.

How can I verify Phuong Thanh Nguyen, O.D.'s license?

NPPES lists Massachusetts license number 4990, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Phuong Thanh Nguyen, O.D. prescribe under Medicare Part D?

In 2024, Phuong Thanh Nguyen, O.D. had 77 Medicare Part D claims for 22 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.