NPPES file of Aug 9, 2026

Vivian T. Nguyen, MD

Surgery Physician · Show Low, AZ

Vivian T. Nguyen, MD is a surgery physician with a practice address in Show Low, Arizona, and NPI 1518464783, issued on Apr 12, 2018. Check the license (Arizona 71978, as entered in NPPES) on the Arizona Medical Board; 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
1518464783
Name
Vivian T. Nguyen
Credential
MD
Primary taxonomy
Surgery Physician 208600000X
License numbers
71978 AZ
TL.0006978 CO
Self-reported in NPPES; status is on the state search
Practice location
4951 S White Mountain RD Bldg A, Show Low, AZ 85901
Phone
(928) 537-6700
Enumerated
Apr 12, 2018
Record last updated
Sep 12, 2024
Medicare enrollment
Enrolled (PECOS I20240924001828); accepts Medicare assignment
Medical or professional school
University Of Colorado School Of Medicine, Aurora, 2018
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 4951 S White Mountain RD Bldg A

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

  1. Chase Adams, DOFamily Medicine Physician1437847621
  2. Keith Amaral, MDPediatrics Physician1417416496
  3. Matthew BelsheFamily Medicine Physician1821435579
  4. Curtis Birdno, PA-CMedical Physician Assistant1063740884
  5. Geoffrey Boyer, DOSurgery Physician1225667033
  6. Michael Boyle, M.D.Surgery Physician1245294552

Verify Vivian T. Nguyen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 71978
    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
Open the Arizona 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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73% fewer Medicare Part D claims than the average surgery physician in 2024

40 Medicare Part D claims for 34 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. Brand-name drugs were 35% of claims. 11 claims were for opioids.

  1. Vivian Nguyen40
  2. Specialty average147

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: $167.03

2 payments; by number, the most common kind was food and beverage; the largest payer was Organon Llc. The 17,103 providers of this specialty with any payment received $3,513.80 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Vivian Nguyen$167.03
  2. Specialty average$3,513.80

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

Bills Medicare through one group practice

  1. Summit Healthcare Medical AssociatesShow Low, AZ

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Vivian T. Nguyen among 760 surgery physician records in Arizona

Vivian T. Nguyen, MD is one of 760 surgery physician records with a practice address in Arizona. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 76% of them.

  • NPI issued2018 · 76% of these records are older, 22% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated2018 · median 2006 among the 401 with a school on file
  • Record last updated2024 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

6 surgery physician records list a practice address in Show Low

They are 6 of the 382 NPPES records with a practice address in Show Low, and 760 surgery physician records in Arizona.

The 8 surgery physician records with the nearest ZIP codes

  1. Geoffrey Boyer, DOShow Low, AZ 859011225667033
  2. Michael Boyle, M.D.Show Low, AZ 859011245294552
  3. Lynn Bryan, MDShow Low, AZ 859011437511730
  4. Michael Tieman, M.D.Show Low, AZ 859011730150400
  5. William Waldo, MDShow Low, AZ 859011497725014
  6. Anthony Greco, MDLakeside, AZ 859291912978867
  7. Bruce Bryan, MDPinetop, AZ 859351700847050
  8. Algimantas Jecius, MDWhiteriver, AZ 859411508829912

Common questions

What is Vivian T. Nguyen, MD's NPI number?

Vivian T. Nguyen, MD's National Provider Identifier (NPI) is 1518464783, issued on Apr 12, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Vivian T. Nguyen, MD located?

The NPPES record lists a practice address at 4951 S White Mountain RD Bldg A, Show Low, AZ, 85901. Phone: (928) 537-6700. Providers update this record themselves, so call before visiting.

How can I verify Vivian T. Nguyen, MD's license?

NPPES lists Arizona license number 71978, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Vivian T. Nguyen, MD prescribe under Medicare Part D?

In 2024, Vivian T. Nguyen, MD had 40 Medicare Part D claims for 34 beneficiaries; the average among surgery physician prescribers was 147. 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.