NPPES file of Aug 9, 2026

Nhung Do, OD

Optometrist · Medford, OR

Nhung Do, OD is an optometrist with a practice address in Medford, Oregon, and NPI 1902570914, issued on Aug 3, 2021. Check the license (Oregon ATI4593, as entered in NPPES) with the Oregon 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1902570914
Name
Nhung Do
Credential
OD
Primary taxonomy
Optometrist 152W00000X
License number
ATI4593 OR
Self-reported in NPPES; status is on the state search
Practice location
221 W Stewart Ave Ste 110, Medford, OR 97501
Phone
(541) 776-9026
Enumerated
Aug 3, 2021
Record last updated
Jul 12, 2022
Medicaid ID
5000796034 OR
Medicare enrollment
Enrolled (PECOS I20210817003401); accepts Medicare assignment
Medical or professional school
Pacific University - College Of Optometry, 2021
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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Verify Nhung Do in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Oregon board licenses this profession
    Search for license ATI4593
    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
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17% more Medicare Part D claims than the average optometrist in 2024

323 Medicare Part D claims for 164 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 49% of claims.

  1. Nhung Do323
  2. Specialty average277

Most prescribed

  1. Restasis52 claims
  2. Latanoprost42 claims
  3. Timolol Maleate37 claims
  4. Fluorometholone33 claims
  5. Prednisolone Acetate27 claims
  6. Neomycin-Polymyxin-Dexameth26 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 87.9 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score94.3
  2. Costout of 100 · 30%67.2
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $201.97

2 payments; by number, the most common kind was food and beverage; the largest payer was Bausch & Lomb Americas 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. Nhung Do$201.97
  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. Medical Eye Center IncMedford, OR

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

Nhung Do among 944 optometrist records in Oregon

Nhung Do, OD is one of 944 optometrist records with a practice address in Oregon. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 86% of them.

  • NPI issued2021 · 86% of these records are older, 12% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2021 · median 2010 among the 552 with a school on file
  • Record last updated2022 · 65% 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 Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Optometrist providers in Oregon

There are 944 optometrist records in Oregon.

The 8 optometrist records with the nearest ZIP codes

  1. Lydia BoumanMedford, OR 975011003650904
  2. Frances Cloyd, O.D.Medford, OR 975011639172471
  3. Angela Dedionisio, O.D.Medford, OR 975011417339359
  4. Maria Shajida Espat Reich, ODMedford, OR 975011164415295
  5. Diane Shaver, O.D.Medford, OR 975011821307182
  6. Angela Barnes, ODCentral Point, OR 975021699260513
  7. Dean Brown, O.D.Central Point, OR 975021497751275
  8. Katie Goldstein, O.D.Central Point, OR 975021407086739

Common questions

What is Nhung Do, OD's NPI number?

Nhung Do, OD's National Provider Identifier (NPI) is 1902570914, issued on Aug 3, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Nhung Do, OD located?

The NPPES record lists a practice address at 221 W Stewart Ave Ste 110, Medford, OR, 97501. Phone: (541) 776-9026. Providers update this record themselves, so call before visiting.

How can I verify Nhung Do, OD's license?

NPPES lists Oregon license number ATI4593, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.

How much does Nhung Do, OD prescribe under Medicare Part D?

In 2024, Nhung Do, OD had 323 Medicare Part D claims for 164 beneficiaries; the average among optometrist prescribers was 277. Part D covers Medicare prescriptions only.

What is Nhung Do, OD's MIPS final score?

The 2023 MIPS final score is 87.9 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.