Registry data as of Aug 27, 2026

Brian Harris, M.D.

Emergency Medicine Physician · Dededo, GU

Brian Harris, M.D. is an emergency medicine physician with a practice address in Dededo, Guam, and NPI 1982611950, issued on Aug 2, 2006. Check the license 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
1982611950
Name
Brian Harris
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
Practice location
133 Route 3, Dededo, GU 96929
Phone
(671) 645-5500
Enumerated
Aug 2, 2006
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 133 Route 3

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

  1. Christopher John AdajarPhysical Therapy Assistant1659742310
  2. Michael Agustin, M.D.Critical Care Medicine (Internal Medicine) Physician1215248356
  3. Najmeh Akhavan, M.D.Hospitalist Physician1386805356
  4. Glynis Grace AlmontePhysical Therapist1912378639
  5. Mohamad Alsabban, M.D.Cytopathology Physician1942226790
  6. Jeno Aquino, DPTPhysical Therapist1225866569

Verify Brian Harris in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Guam board licenses this professionCheck 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.

64% more Medicare Part D claims than the average emergency medicine physician in 2024

582 Medicare Part D claims for 392 beneficiaries, against an average of 355 among the 49,029 providers of this specialty who prescribed in Part D.

  1. Brian Harris582
  2. Specialty average355

Most prescribed

  1. Prednisone97 claims
  2. Azithromycin91 claims
  3. Amoxicillin-Clavulanate Potass60 claims
  4. Nitrofurantoin Mono-Macro60 claims
  5. Paxlovid45 claims
  6. Albuterol Sulfate Hfa35 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.

One hospital or facility affiliation

  1. Exer Medical CorporationCalabasas, CA

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.

7 emergency medicine physician records list a Dededo practice address

They are 7 of the 139 NPPES records with a Dededo practice address, and 23 emergency medicine physician records in Guam.

Other emergency medicine physician records in Guam

  1. Jessica ArrottAgana Heights, GU1902365737
  2. Thomas Baugh, D.O.Agana Heights, GU1255302485
  3. Anthony Bekkerman, M.D.Dededo, GU1164522819
  4. Christopher Chisholm, MDAgana Heights, GU1407836075
  5. Taylor Desrosiers, MD, MBAAgana Heights, GU1205176773
  6. Eric Greenfield, D.OTamuning, GU1457558025
  7. Kathryn Guffrey, M.D.Dededo, GU1144512252
  8. John Haggerty, D.O.Agana Heights, GU1427395326
  9. Sarah Haley-Wien, D.O.Dededo, GU1538242292
  10. Aaron Johansen, MDOka Tamuning, GU1639226863

Common questions

What is Brian Harris, M.D.'s NPI number?

Brian Harris, M.D.'s National Provider Identifier (NPI) is 1982611950, issued on Aug 2, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Brian Harris, M.D. located?

The NPPES record lists a practice address at 133 Route 3, Dededo, GU, 96929. Phone: (671) 645-5500. Providers update this record themselves, so call before visiting.

How can I verify Brian Harris, M.D.'s license?

Search the Guam board that licenses this profession; the NPPES record confirms identity only.

How much does Brian Harris, M.D. prescribe under Medicare Part D?

In 2024, Brian Harris, M.D. had 582 Medicare Part D claims for 392 beneficiaries; the average among emergency medicine physician prescribers was 355. Part D covers Medicare prescriptions only.

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.