NPPES file of Aug 9, 2026

Lana Ngoc Lan Trinh, O.D.

Optometrist · Portland, OR

Lana Ngoc Lan Trinh, O.D. is an optometrist with a practice address in Portland, Oregon, and NPI 1780969832, issued on Oct 19, 2011. Check the license (Oregon 3557ATI, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1780969832
Name
Lana Ngoc Lan Trinh
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License number
3557ATI OR
Self-reported in NPPES; status is on the state search
Practice location
1962 SW Broadway, Portland, OR 97201
Phone
(503) 267-3228
Enumerated
Oct 19, 2011
Record last updated
Feb 8, 2017 (not updated in 9 years: call before relying on the address or phone)
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 1962 SW Broadway

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

  1. Andrew Aker, O.D.Optometrist1154520906
  2. Deepa Rao, O.D.Optometrist1740324433

Verify Lana Ngoc Lan Trinh 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 3557ATI
    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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96% fewer Medicare Part D claims than the average optometrist in 2024

11 Medicare Part D claims, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D.

  1. Lana Trinh11
  2. Specialty average277

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: $41.87

2 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. Lana Trinh$41.87
  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.

Optometrist providers in Oregon

There are 944 optometrist records in Oregon.

Other optometrist records in Oregon

  1. James Adamek, ODEagle Point, OR1568660199
  2. Brittany Adams, O.D.Albany, OR1265732978
  3. Makayla Adams, ODMyrtle Creek, OR1790461911
  4. Shelly Adams, O.D.White City, OR1396908075
  5. Samuel Adelman, O.D.Happy Valley, OR1043545122
  6. Brett Agost, O.D.Gresham, OR1326030883
  7. Dane AgostGresham, OR1376461657
  8. Andrew Aker, O.D.Portland, OR1154520906
  9. Joseph An, O.D.Gresham, OR1235271511
  10. Anna Anderson, O.D.Portland, OR1376707984

Common questions

What is Lana Ngoc Lan Trinh, O.D.'s NPI number?

Lana Ngoc Lan Trinh, O.D.'s National Provider Identifier (NPI) is 1780969832, issued on Oct 19, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Lana Ngoc Lan Trinh, O.D. located?

The NPPES record lists a practice address at 1962 SW Broadway, Portland, OR, 97201. Phone: (503) 267-3228. Providers update this record themselves, so call before visiting.

How can I verify Lana Ngoc Lan Trinh, O.D.'s license?

NPPES lists Oregon license number 3557ATI, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.

How much does Lana Ngoc Lan Trinh, O.D. prescribe under Medicare Part D?

In 2024, Lana Ngoc Lan Trinh, O.D. had 11 Medicare Part D claims; 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.