Registry data as of Aug 27, 2026

Vincent Duenas, MD

Internal Medicine Physician · Tamuning, GU

Vincent Duenas, MD is an internal medicine physician with a practice address in Tamuning, Guam, and NPI 1831244888, issued on Jan 23, 2007. Check the license (Guam M638, as entered in NPPES) with the Guam board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1831244888
Name
Vincent Duenas
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
M638 GU
Self-reported in NPPES; status is on the state search
Practice location
851 Governor Carlos Camacho Road, Tamuning, GU 96913
Phone
(671) 300-0840
Enumerated
Jan 23, 2007
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 851 Governor Carlos Camacho Road

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

  1. John Taitano, MDInternal Medicine Physician1740336247

Verify Vincent Duenas in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Guam board licenses this profession
    Search for license M638
    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 Guam 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.

99% fewer Medicare Part D claims than the average internal medicine physician in 2024

36 Medicare Part D claims, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D.

  1. Vincent Duenas36
  2. Specialty average2,785

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.

The practice group's Medicare quality score for 2023: 100 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score92.6
  2. Costout of 100 · 30%100.0
  3. Promoting interoperabilityout of 100 · 25%
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

One hospital or facility affiliation

  1. Guam Memorial HospitalTamuning, GU

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

13 internal medicine physician records list a Tamuning practice address

They are 13 of the 411 NPPES records with a Tamuning practice address, and 31 internal medicine physician records in Guam.

Other internal medicine physician records in Guam

  1. Joleen Aguon, M.D.Tamuning, GU1730483223
  2. Leopoldo Arcilla, MDMangilao, GU1144364753
  3. Makala Bascome, DOAgana Heights, GU1508487760
  4. Ellen Bez, MDTamuning, GU1649484197
  5. Felix Cabrera, M.D.Dededo, GU1164697546
  6. Young Chang, MDTamuning, GU1639218290
  7. Alix Chenet, MDOka Tamuning, GU1669530507
  8. Leslie Anne Chua, M.D.Dededo, GU1063640829
  9. Shadia Constantine, M.D.Dededo, GU1467610006
  10. Vincent Duenas, D.O.Tamuning, GU1134430192

Common questions

What is Vincent Duenas, MD's NPI number?

Vincent Duenas, MD's National Provider Identifier (NPI) is 1831244888, issued on Jan 23, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Vincent Duenas, MD located?

The NPPES record lists a practice address at 851 Governor Carlos Camacho Road, Tamuning, GU, 96913. Phone: (671) 300-0840. Providers update this record themselves, so call before visiting.

How can I verify Vincent Duenas, MD's license?

NPPES lists Guam license number M638, as entered by the provider. Search the Guam board that licenses this profession; the NPPES record confirms identity only.

How much does Vincent Duenas, MD prescribe under Medicare Part D?

In 2024, Vincent Duenas, MD had 36 Medicare Part D claims; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

What is Vincent Duenas, MD's Medicare quality score?

The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.