NPPES file of Aug 9, 2026

Leonardo Cesar Mendoza, MD

Internal Medicine Physician · Tucson, AZ

Leonardo Cesar Mendoza, MD is an internal medicine physician with a practice address in Tucson, Arizona, and NPI 1194798496, issued on Feb 8, 2006. Check the license (Arizona 35869, 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
1194798496
Name
Leonardo Cesar Mendoza
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
35869 AZ
35867 AZ
Self-reported in NPPES; status is on the state search
Practice location
1751 W Orange Grove RD Ste 111, Tucson, AZ 85704
Phone
(520) 593-7761
Enumerated
Feb 8, 2006
Record last updated
Aug 6, 2025
Fax
(520) 593-7764
Medicare enrollment
Enrolled (PECOS I20061120000445); accepts Medicare assignment
Medical or professional school
Medical College Of Ohio, 2003
Telehealth
Offers telehealth (CMS)
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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Verify Leonardo Cesar Mendoza in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 35869
    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

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3.9 times the Medicare Part D claims of the average internal medicine physician in 2024

12,328 Medicare Part D claims for 823 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 275 claims were for opioids.

  1. Leonardo Mendoza12,328
  2. Specialty average3,176

Most prescribed

  1. Levothyroxine Sodium720 claims
  2. Atorvastatin Calcium479 claims
  3. Amlodipine Besylate438 claims
  4. Losartan Potassium389 claims
  5. Lisinopril316 claims
  6. Furosemide247 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): 23.2 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 score15.0
  2. Costout of 100 · 30%57.2
  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: $278.47

15 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Leonardo Mendoza$278.47
  2. Specialty average$1,303.06

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

651 internal medicine physician records list a practice address in Tucson

They are 651 of the 18,788 NPPES records with a practice address in Tucson, and 2,853 internal medicine physician records in Arizona.

Other internal medicine physician records in Arizona

  1. Daniel Aaronson, MDTucson, AZ1134865355
  2. Constantia Abarikwu, MDPhoenix, AZ1497832620
  3. Jaber Abawi, MDPayson, AZ1629038542
  4. Demsas Abay, MDPeoria, AZ1720312390
  5. Firas Abbas, M.D. M.P.H.Mesa, AZ1336481407
  6. Hassan Abbas, D.O.Mesa, AZ1477294775
  7. Jalal Abbas, M.D.Sun City West, AZ1205895034
  8. Tayeb Abbas, MDSun City West, AZ1093406795
  9. Hamed Abbaszadegan, MDPhoenix, AZ1407083579
  10. Kristopher Abbate, MDTucson, AZ1184112401

Common questions

What is Leonardo Cesar Mendoza, MD's NPI number?

Leonardo Cesar Mendoza, MD's National Provider Identifier (NPI) is 1194798496, issued on Feb 8, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Leonardo Cesar Mendoza, MD located?

The NPPES record lists a practice address at 1751 W Orange Grove RD Ste 111, Tucson, AZ, 85704. Phone: (520) 593-7761. Providers update this record themselves, so call before visiting.

How can I verify Leonardo Cesar Mendoza, MD's license?

NPPES lists Arizona license number 35869, 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 Leonardo Cesar Mendoza, MD prescribe under Medicare Part D?

In 2024, Leonardo Cesar Mendoza, MD had 12,328 Medicare Part D claims for 823 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Leonardo Cesar Mendoza, MD's MIPS final score?

The 2023 MIPS final score is 23.2 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.