NPPES file of Aug 9, 2026

Thu Viet Mai, DDS

Periodontics · Bel Air, MD

Thu Viet Mai, DDS is a periodontics with a practice address in Bel Air, Maryland, and NPI 1891073581, issued on Jul 28, 2011. Check the license (Maryland 15634, as entered in NPPES) with the Maryland 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
1891073581
Name
Thu Viet Mai
Credential
DDS
Primary taxonomy
Periodontics 1223P0300X
License numbers
15634 MD
60631 CA
Self-reported in NPPES; status is on the state search
Practice location
2014 S Tollgate RD Ste 108, Bel Air, MD 21015
Phone
(410) 569-2243
Enumerated
Jul 28, 2011
Record last updated
Dec 29, 2020 (not updated in 6 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 Viet Mai in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this profession
    Search for license 15634
    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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2% more Medicare Part D claims than the average periodontics in 2024

282 Medicare Part D claims for 97 beneficiaries, against an average of 277 among the 4,191 providers of this specialty who prescribed in Part D. 74 claims were for opioids.

  1. Thu Mai282
  2. Specialty average277

Most prescribed

  1. Hydrocodone-Acetaminophen74 claims
  2. Ibuprofen73 claims
  3. Amoxicillin63 claims
  4. Amoxicillin-Clavulanate Potass22 claims
  5. Lorazepam12 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.

Industry payments in 2024: $114.13

2 payments; by number, the most common kind was education; the largest payer was Straumann USA LLC. The 2,966 providers of this specialty with any payment received $1,338.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Thu Mai$114.13
  2. Specialty average$1,338.41

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Thu Viet Mai among 167 periodontics records in Maryland

Thu Viet Mai, DDS is one of 167 periodontics records with a practice address in Maryland. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 72% of them.

  • NPI issued2011 · 72% of these records are older, 22% newer
  • In a Medicare fileYes · 65% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2020 · 74% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223P0300X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Periodontics providers in Maryland

There are 167 periodontics records in Maryland.

The 8 periodontics records with the nearest ZIP codes

  1. Hirschel Wohl, DDSBel Air, MD 210151831702133
  2. Lawrence Page, D.D.S., PH.D.Ellicott City, MD 210421629128111
  3. Robert Egert, DMDColumbia, MD 210451932266459
  4. Sanju Jose, D.D.S., M.D.S.Columbia, MD 210451932516804
  5. Maureen Lefkoff, D.D.S.Columbia, MD 210451538216015
  6. Barry Peltzman, DDSColumbia, MD 210451730231739
  7. Keyla Torres, DMD, MSColumbia, MD 210451811126261
  8. Bradley Phillips, D.M.D.Forest Hill, MD 210501053434498

Common questions

What is Thu Viet Mai, DDS's NPI number?

Thu Viet Mai, DDS's National Provider Identifier (NPI) is 1891073581, issued on Jul 28, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Thu Viet Mai, DDS located?

The NPPES record lists a practice address at 2014 S Tollgate RD Ste 108, Bel Air, MD, 21015. Phone: (410) 569-2243. Providers update this record themselves, so call before visiting.

How can I verify Thu Viet Mai, DDS's license?

NPPES lists Maryland license number 15634, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.

How much does Thu Viet Mai, DDS prescribe under Medicare Part D?

In 2024, Thu Viet Mai, DDS had 282 Medicare Part D claims for 97 beneficiaries; the average among periodontics 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.