NPPES file of Aug 9, 2026

Bryan Contreras, M.D.

Gastroenterology Physician · Tucson, AZ

Bryan Contreras, M.D. is a gastroenterology physician with a practice address in Tucson, Arizona, and NPI 1578549457, issued on Dec 21, 2005. Check the license (Arizona 31485, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1578549457
Name
Bryan Contreras
Credential
M.D.
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
31485 AZ
Self-reported in NPPES; status is on the state search
Practice location
7566 N LA Cholla Blvd, Tucson, AZ 85741
Phone
(520) 742-4139
Enumerated
Dec 21, 2005
Record last updated
Jul 13, 2026
Fax
(520) 742-9618
Medicaid ID
785347 AZ
Medicare enrollment
Enrolled (PECOS I20110301000651); accepts Medicare assignment
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 7566 N LA Cholla Blvd

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

  1. Scott Blinkoff, M.D.Gastroenterology Physician1699751545
  2. James Dinning, M.D.Gastroenterology Physician1821074782
  3. Anne Elliott, PAPhysician Assistant1003864141
  4. Frederick Klein, M.D.Gastroenterology Physician1962487876
  5. Gary Monash, M.D.Gastroenterology Physician1891771846
  6. Kathleen Piotrowski, APRN-CRNACertified Registered Nurse Anesthetist1831141951

Verify Bryan Contreras in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 31485
    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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61% more Medicare Part D claims than the average gastroenterology physician in 2024

1,306 Medicare Part D claims for 717 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 22% of claims.

  1. Bryan Contreras1,306
  2. Specialty average811

Most prescribed

  1. Sod Sulf-Potass Sulf-Mag Sulf380 claims
  2. Esomeprazole Magnesium135 claims
  3. Omeprazole109 claims
  4. Gavilyte-G87 claims
  5. Pantoprazole Sodium68 claims
  6. Dicyclomine Hcl50 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.

The MIPS final score for 2023 (Medicare payment program): 22.5 of 100

The Merit-based Incentive Payment System score is reported for this clinician. 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 score0.0
  2. Costout of 100 · 30%74.8
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities0 of 40 points · 15%0.0

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

Industry payments in 2024: $1,636.22

77 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Bryan Contreras$1,636.22
  2. Specialty average$5,015.95

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. Arizona Gastroenterology LtdTucson, AZ

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

Bryan Contreras among 403 gastroenterology physician records in Arizona

Bryan Contreras, M.D. is one of 403 gastroenterology physician records with a practice address in Arizona. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 83% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 73% of these records are
  • Graduated1997 · median 2001 among the 295 with a school on file
  • Record last updated2026 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in Arizona

There are 403 gastroenterology physician records in Arizona.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Larissa Allen, M.D.Tucson, AZ 857411659536480
  2. Scott Blinkoff, M.D.Tucson, AZ 857411699751545
  3. James Dinning, M.D.Tucson, AZ 857411821074782
  4. Romeo Esquivel, MDTucson, AZ 857411790758662
  5. Frederick Klein, M.D.Tucson, AZ 857411962487876
  6. Gary Monash, M.D.Tucson, AZ 857411891771846
  7. Leon Tsai, M.D.Tucson, AZ 857411912983883
  8. Kristen Barrett, MDTucson, AZ 857451538455704

Common questions

What is Bryan Contreras, M.D.'s NPI number?

Bryan Contreras, M.D.'s National Provider Identifier (NPI) is 1578549457, issued on Dec 21, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Bryan Contreras, M.D. located?

The NPPES record lists a practice address at 7566 N LA Cholla Blvd, Tucson, AZ, 85741. Phone: (520) 742-4139. Providers update this record themselves, so call before visiting.

How can I verify Bryan Contreras, M.D.'s license?

NPPES lists Arizona license number 31485, 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 Bryan Contreras, M.D. prescribe under Medicare Part D?

In 2024, Bryan Contreras, M.D. had 1,306 Medicare Part D claims for 717 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.

What is Bryan Contreras, M.D.'s MIPS final score?

The 2023 MIPS final score is 22.5 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.