NPPES file of Aug 9, 2026

Thu-Lan V. Mai

Dental Hygienist · Portland, OR

Thu-Lan V. Mai is a dental hygienist with a practice address in Portland, Oregon, and NPI 1861416497, issued on Jul 27, 2006. Check the license (Oregon H4183, 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
1861416497
Name
Thu-Lan V. Mai
Primary taxonomy
Dental Hygienist 124Q00000X
License number
H4183 OR
Self-reported in NPPES; status is on the state search
Practice location
16732 NE Schuyler CT, Portland, OR 97230
Phone
(971) 832-1626
Enumerated
Jul 27, 2006
Record last updated
Jul 8, 2007 (not updated in 19 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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Verify Thu-Lan V. Mai 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 H4183
    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 Oregon license search

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25% fewer Medicare Part D claims than the average dental hygienist in 2024

56 Medicare Part D claims for 30 beneficiaries, against an average of 75 among the 152 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Thu-Lan Mai56
  2. Specialty average75

Most prescribed

  1. Fluoridex56 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.

Thu-Lan V. Mai among 1,167 dental hygienist records in Oregon

Thu-Lan V. Mai is one of 1,167 dental hygienist records with a practice address in Oregon. 12% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 0% of them.

  • NPI issued2006 · 0% of these records are older, 92% newer
  • In a Medicare fileYes · 12% of these records are
  • In the CMS Doctors and Clinicians fileNo · 0% of these records are
  • Record last updated2007 · 75% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 124Q00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Dental Hygienist providers in Oregon

There are 1,167 dental hygienist records in Oregon.

The 8 dental hygienist records with the nearest ZIP codes

  1. Rodica Bulbuk, R.D.HPortland, OR 972301124449061
  2. Julie Carmen, RDHPortland, OR 972301720244882
  3. Adriana Carpenter, R.D.H.Portland, OR 972301861401101
  4. Katherine Detrick, RDHPortland, OR 972301861406944
  5. Susan Dow-Walhood, RDHPortland, OR 972301679597207
  6. Sarah Fawver, RDHPortland, OR 972301023116001
  7. Freda Kaady, RDHPortland, OR 972301891971644
  8. Stephanie Martinez, RDHPortland, OR 972301952796989

Common questions

What is Thu-Lan V. Mai's NPI number?

Thu-Lan V. Mai's National Provider Identifier (NPI) is 1861416497, issued on Jul 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Thu-Lan V. Mai located?

The NPPES record lists a practice address at 16732 NE Schuyler CT, Portland, OR, 97230. Phone: (971) 832-1626. Providers update this record themselves, so call before visiting.

How can I verify Thu-Lan V. Mai's license?

NPPES lists Oregon license number H4183, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.

How much does Thu-Lan V. Mai prescribe under Medicare Part D?

In 2024, Thu-Lan V. Mai had 56 Medicare Part D claims for 30 beneficiaries; the average among dental hygienist prescribers was 75. 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.