NPPES file of Aug 9, 2026

Leonardo Ivan Mejia, DO

Family Medicine Physician · Tucson, AZ

Leonardo Ivan Mejia, DO is a family medicine physician with a practice address in Tucson, Arizona, and NPI 1154908887, issued on Mar 27, 2021. Check the license (Arizona 011127, 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
1154908887
Name
Leonardo Ivan Mejia
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
011127 AZ
Self-reported in NPPES; status is on the state search
Practice location
9348 E Rita RD Ste 140, Tucson, AZ 85747
Phone
(520) 324-1036
Enumerated
Mar 27, 2021
Record last updated
Feb 26, 2025
Fax
(520) 324-1035
Medicare enrollment
Enrolled (PECOS I20241017004049); accepts Medicare assignment
Medical or professional school
Des Moines University Of Osteopathic Medicine And Health Sciences, 2021
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 9348 E Rita RD Ste 140

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

  1. Raquel Castro, FNPFamily Nurse Practitioner1740880913
  2. Rachel Fennema, DOFamily Medicine Physician1770166118
  3. Arely Valdez Perez, DNP FNPFamily Nurse Practitioner1477221471
  4. Heather Waters, FNP-CFamily Nurse Practitioner1801463203

Verify Leonardo Ivan Mejia in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 011127
    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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81% fewer Medicare Part D claims than the average family medicine physician in 2024

671 Medicare Part D claims for 107 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.

  1. Leonardo Mejia671
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium77 claims
  2. Lisinopril48 claims
  3. Metformin Hcl Er43 claims
  4. Amlodipine Besylate28 claims
  5. Rosuvastatin Calcium27 claims
  6. Jardiance22 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.

Industry payments in 2024: $84.25

5 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Leonardo Mejia$84.25
  2. Specialty average$902.55

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. Tmc Medical NetworkTucson, AZ

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

Leonardo Ivan Mejia among 3,119 family medicine physician records in Arizona

Leonardo Ivan Mejia, DO is one of 3,119 family medicine physician records with a practice address in Arizona. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 88% of them.

  • NPI issued2021 · 88% of these records are older, 9% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2021 · median 2006 among the 1,775 with a school on file
  • Record last updated2025 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

554 family medicine physician records list a practice address in Tucson

They are 554 of the 18,788 NPPES records with a practice address in Tucson, and 3,119 family medicine physician records in Arizona.

The 8 family medicine physician records with the nearest ZIP codes

  1. Anthony Arnold, M.D.Tucson, AZ 857471184601486
  2. Michael Depaso, M.D.Tucson, AZ 857471730163726
  3. Judy Duran, MDTucson, AZ 857471720069461
  4. Roderick Flowers, DOTucson, AZ 857471033264486
  5. Madison Hill, DOTucson, AZ 857471811474133
  6. Luke Huffaker, DNP, NP-CTucson, AZ 857471619471331
  7. Thomas Kibelstis, M.D.Tucson, AZ 857471215062831
  8. Edgardo Laguillo, MDTucson, AZ 857471629051560

Common questions

What is Leonardo Ivan Mejia, DO's NPI number?

Leonardo Ivan Mejia, DO's National Provider Identifier (NPI) is 1154908887, issued on Mar 27, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Leonardo Ivan Mejia, DO located?

The NPPES record lists a practice address at 9348 E Rita RD Ste 140, Tucson, AZ, 85747. Phone: (520) 324-1036. Providers update this record themselves, so call before visiting.

How can I verify Leonardo Ivan Mejia, DO's license?

NPPES lists Arizona license number 011127, 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 Ivan Mejia, DO prescribe under Medicare Part D?

In 2024, Leonardo Ivan Mejia, DO had 671 Medicare Part D claims for 107 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.