NPPES file of Aug 9, 2026

William Joseph Berguin, DDS

General Practice Dentistry · Grand Junction, CO

William Joseph Berguin, DDS is a general practice dentistry with a practice address in Grand Junction, Colorado, and NPI 1881115194, issued on Jun 28, 2017. Check the license (Colorado 203241, as entered in NPPES) with the Colorado 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
1881115194
Name
William Joseph Berguin
Credential
DDS
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
203241 CO
Self-reported in NPPES; status is on the state search
Practice location
514 28 RD, Grand Junction, CO 81501
Phone
(970) 241-3483
Enumerated
Jun 28, 2017
Record last updated
Jul 21, 2022
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 514 28 RD

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

  1. Brandon Berguin, DDSGeneral Practice Dentistry1750593174
  2. Kira Funderburk, D.D.S.Dentist1992908081
  3. Trenton Ross, D.D.S.General Practice Dentistry1659504322

Verify William Joseph Berguin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Colorado board licenses this profession
    Search for license 203241
    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 Colorado license search

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19% more Medicare Part D claims than the average general practice dentistry in 2024

99 Medicare Part D claims for 71 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. William Berguin99
  2. Specialty average83

Most prescribed

  1. Amoxicillin65 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: $113.37

3 payments; by number, the most common kind was food and beverage; the largest payer was Straumann USA LLC. 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. William Berguin$113.37
  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.

William Joseph Berguin among 2,488 general practice dentistry records in Colorado

William Joseph Berguin, DDS is one of 2,488 general practice dentistry records with a practice address in Colorado. 59% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 78% of them.

  • NPI issued2017 · 78% of these records are older, 19% newer
  • In a Medicare fileYes · 59% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2022 · 68% 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 Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

46 general practice dentistry records list a practice address in Grand Junction

They are 46 of the 3,482 NPPES records with a practice address in Grand Junction, and 2,488 general practice dentistry records in Colorado.

The 8 general practice dentistry records with the nearest ZIP codes

  1. Donald Aust, DDSGrand Junction, CO 815011184624538
  2. Susan Benak, D.D.S.Grand Junction, CO 815011780742544
  3. J. Michael Corbett, DDSGrand Junction, CO 815011750389037
  4. Ryan DavisGrand Junction, CO 815011801982988
  5. Craig Droskin, DDSGrand Junction, CO 815011346309721
  6. Alan Guerrie, DDSGrand Junction, CO 815011134185309
  7. Kit Haddow, D.D.S.Grand Junction, CO 815011992772859
  8. Mark Harsha, D.D.S.Grand Junction, CO 815011487687786

Common questions

What is William Joseph Berguin, DDS's NPI number?

William Joseph Berguin, DDS's National Provider Identifier (NPI) is 1881115194, issued on Jun 28, 2017. An NPI identifies a provider in billing; it is not a license.

Where is William Joseph Berguin, DDS located?

The NPPES record lists a practice address at 514 28 RD, Grand Junction, CO, 81501. Phone: (970) 241-3483. Providers update this record themselves, so call before visiting.

How can I verify William Joseph Berguin, DDS's license?

NPPES lists Colorado license number 203241, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.

How much does William Joseph Berguin, DDS prescribe under Medicare Part D?

In 2024, William Joseph Berguin, DDS had 99 Medicare Part D claims for 71 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.