NPPES file of Aug 9, 2026

Hien Long To-Schwalbach, DDS

General Practice Dentistry · Madison, WI

Hien Long To-Schwalbach, DDS is a general practice dentistry with a practice address in Madison, Wisconsin, and NPI 1891780433, issued on Sep 20, 2005. Check the license (Wisconsin 6343-015, as entered in NPPES) with the Wisconsin 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
1891780433
Name
Hien Long To-Schwalbach
Credential
DDS
Primary taxonomy
General Practice Dentistry 1223G0001X
License numbers
6343-015 WI
D11775 MN
D8838 OR
Self-reported in NPPES; status is on the state search
Practice location
6420 Cottage Grove RD, Madison, WI 53718
Phone
(608) 222-8080
Enumerated
Sep 20, 2005
Record last updated
Jan 28, 2014 (not updated in 12 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 6420 Cottage Grove RD

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

  1. Kevin Greene, D.D.S.Dentist1093102055
  2. Scott Kirkpatrick, D.M.D.General Practice Dentistry1659464469

Verify Hien Long To-Schwalbach in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
    Search for license 6343-015
    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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30% fewer Medicare Part D claims than the average general practice dentistry in 2024

58 Medicare Part D claims for 48 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D.

  1. Hien To-Schwalbach58
  2. Specialty average83

Most prescribed

  1. Amoxicillin21 claims
  2. Penicillin V Potassium16 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: $104.41

3 payments; by number, the most common kind was food and beverage; the largest payer was Dentsply Sirona Inc. The 41,669 providers of this specialty with any payment received $597.01 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Hien To-Schwalbach$104.41
  2. Specialty average$597.01

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

Hien Long To-Schwalbach among 2,305 general practice dentistry records in Wisconsin

Hien Long To-Schwalbach, DDS is one of 2,305 general practice dentistry records with a practice address in Wisconsin. 57% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 97% newer
  • In a Medicare fileYes · 57% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2014 · 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 1223G0001X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

General Practice Dentistry providers in Wisconsin

There are 2,305 general practice dentistry records in Wisconsin.

The 8 general practice dentistry records with the nearest ZIP codes

  1. Scott Kirkpatrick, D.M.D.Madison, WI 537181659464469
  2. John Stacey, DDSMadison, WI 537181275615965
  3. Erik Stacey, DDSMadison, WI 537181558443259
  4. Karl Weaver, D.D.S.Madison, WI 537181629157847
  5. Summer Belayet, DMDMadison, WI 537171295611275
  6. Robert Bradley, D.D.S.Madison, WI 537171770604936
  7. Martin Challenger, DDSMadison, WI 537191700802691
  8. Brett Clark, D.D.S.Madison, WI 537191073699856

Common questions

What is Hien Long To-Schwalbach, DDS's NPI number?

Hien Long To-Schwalbach, DDS's National Provider Identifier (NPI) is 1891780433, issued on Sep 20, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Hien Long To-Schwalbach, DDS located?

The NPPES record lists a practice address at 6420 Cottage Grove RD, Madison, WI, 53718. Phone: (608) 222-8080. Providers update this record themselves, so call before visiting.

How can I verify Hien Long To-Schwalbach, DDS's license?

NPPES lists Wisconsin license number 6343-015, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

How much does Hien Long To-Schwalbach, DDS prescribe under Medicare Part D?

In 2024, Hien Long To-Schwalbach, DDS had 58 Medicare Part D claims for 48 beneficiaries; the average among general practice dentistry prescribers was 83. 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.