Tam Nguyen, OD
Optometrist · Tigard, OR
Tam Nguyen, OD is an optometrist with a practice address in Tigard, Oregon, and NPI 1043731243, issued on Jun 28, 2017. Check the license (Oregon 4391ATI, as entered in NPPES) with the Oregon board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Tam Nguyen
- Credential
- OD
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 4391ATI OR
Self-reported in NPPES; status is on the state search - Practice location
- 8795 SW Scholls Ferry RD Ste 100, Tigard, OR 97223
- Phone
- (503) 822-0485
- Enumerated
- Jun 28, 2017
- Record last updated
- Aug 1, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20190225002783); accepts Medicare assignment
- Medical or professional school
- Pacific University - College Of Optometry, 2018
- Entity
- Type 1 · individual
Verify Tam Nguyen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oregon board licenses this profession
Search for license 4391ATICheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
14% more Medicare Part D claims than the average optometrist in 2024
317 Medicare Part D claims for 55 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Latanoprost186 claims
- Brimonidine Tartrate29 claims
- Travoprost19 claims
- Epinastine Hcl17 claims
- Timolol Maleate15 claims
- Erythromycin12 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
- Portland Eye Clinic LLCPortland, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
38 optometrist records list a practice address in Tigard
They are 38 of the 3,081 NPPES records with a practice address in Tigard, and 944 optometrist records in Oregon.
All 38 in Tigard → All 944 in Oregon → Every provider in Tigard →
Other optometrist records in Oregon
- James Adamek, ODEagle Point, OR1568660199
- Brittany Adams, O.D.Albany, OR1265732978
- Makayla Adams, ODMyrtle Creek, OR1790461911
- Shelly Adams, O.D.White City, OR1396908075
- Samuel Adelman, O.D.Happy Valley, OR1043545122
- Brett Agost, O.D.Gresham, OR1326030883
- Dane AgostGresham, OR1376461657
- Andrew Aker, O.D.Portland, OR1154520906
- Joseph An, O.D.Gresham, OR1235271511
- Anna Anderson, O.D.Portland, OR1376707984
Common questions
What is Tam Nguyen, OD's NPI number?
Tam Nguyen, OD's National Provider Identifier (NPI) is 1043731243, issued on Jun 28, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Tam Nguyen, OD located?
The NPPES record lists a practice address at 8795 SW Scholls Ferry RD Ste 100, Tigard, OR, 97223. Phone: (503) 822-0485. Providers update this record themselves, so call before visiting.
How can I verify Tam Nguyen, OD's license?
NPPES lists Oregon license number 4391ATI, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.
How much does Tam Nguyen, OD prescribe under Medicare Part D?
In 2024, Tam Nguyen, OD had 317 Medicare Part D claims for 55 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.