NPPES file of Aug 9, 2026

Brian Langston, DMD

Dentist · Marshalltown, IA

Brian Langston, DMD is a dentist with a practice address in Marshalltown, Iowa, and NPI 1851909113, issued on Jul 22, 2020. Check the license (Iowa DDS-09809, as entered in NPPES) with the Iowa 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
1851909113
Name
Brian Langston
Credential
DMD
Primary taxonomy
Dentist 122300000X
License number
DDS-09809 IA
Self-reported in NPPES; status is on the state search
Practice location
112 E Linn St, Marshalltown, IA 50158
Phone
(641) 844-6230
Enumerated
Jul 22, 2020
Record last updated
Aug 19, 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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Also registered at 112 E Linn St

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

  1. Richard Burke, DMDPediatric Dentistry1295839207
  2. Erik Christensen, D.D.S.General Practice Dentistry1730563917
  3. Paul Kang, DDSDentist1720498249
  4. Chad Menke, D.D.S.General Practice Dentistry1750731121
  5. Robert Peterson, D.D.S.General Practice Dentistry1609924190
  6. Tate SkartvedtMental Health Counselor1922813302

Verify Brian Langston in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Iowa board licenses this profession
    Search for license DDS-09809
    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 Iowa license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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83% fewer Medicare Part D claims than the average dentist in 2024

15 Medicare Part D claims for 14 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Brian Langston15
  2. Specialty average86

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.

Brian Langston among 726 dentist records in Iowa

Brian Langston, DMD is one of 726 dentist records with a practice address in Iowa. 63% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 78% of them.

  • NPI issued2020 · 78% of these records are older, 19% newer
  • In a Medicare fileYes · 63% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2020 · 69% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

6 dentist records list a practice address in Marshalltown

They are 6 of the 443 NPPES records with a practice address in Marshalltown, and 726 dentist records in Iowa.

The 8 dentist records with the nearest ZIP codes

  1. Matthew Downey, DDSMarshalltown, IA 501581962416297
  2. Robert Gantz, DDSMarshalltown, IA 501581487669750
  3. Paul Kang, DDSMarshalltown, IA 501581720498249
  4. Abigail Rohrbaugh, DDSMarshalltown, IA 501581477489953
  5. Stephen Thies, DDSMarshalltown, IA 501581588769939
  6. Alli FrainLeon, IA 501441144063819
  7. Terry Lesan, DDSLamoni, IA 501401386757250
  8. Andre Bell, DDSKnoxville, IA 501381700947934

Common questions

What is Brian Langston, DMD's NPI number?

Brian Langston, DMD's National Provider Identifier (NPI) is 1851909113, issued on Jul 22, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Brian Langston, DMD located?

The NPPES record lists a practice address at 112 E Linn St, Marshalltown, IA, 50158. Phone: (641) 844-6230. Providers update this record themselves, so call before visiting.

How can I verify Brian Langston, DMD's license?

NPPES lists Iowa license number DDS-09809, as entered by the provider. Search the Iowa board that licenses this profession; the NPPES record confirms identity only.

How much does Brian Langston, DMD prescribe under Medicare Part D?

In 2024, Brian Langston, DMD had 15 Medicare Part D claims for 14 beneficiaries; the average among dentist prescribers was 86. 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.