Eladio Pereira, MD
Internal Medicine Physician · Nogales, AZ
Eladio Pereira, MD is an internal medicine physician with a practice address in Nogales, Arizona, and NPI 1356318810, issued on Mar 3, 2006. Check the license (Arizona 16163, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Eladio Pereira
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 16163 AZ
026617 GA
Self-reported in NPPES; status is on the state search - Practice location
- 1852 N Mastick Way, Nogales, AZ 85621
- Phone
- (520) 281-1550
- Enumerated
- Mar 3, 2006
- Record last updated
- May 26, 2022
- Fax
- (520) 281-1112
- Medicaid ID
- 254350 AZ
- Medicare enrollment
- Enrolled (PECOS I20051010000898); accepts Medicare assignment
- Medical or professional school
- Emory University School Of Medicine, 1983
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,853 in Arizona → Look up another NPI →
Also registered at 1852 N Mastick Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Eladio Pereira in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 16163Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
100% fewer Medicare Part D claims than the average internal medicine physician in 2024
11 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 100% of 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.
Bills Medicare through one group practice
- Mariposa Community Health Center IncPatagonia, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Eladio Pereira among 2,853 internal medicine physician records in Arizona
Eladio Pereira, MD is one of 2,853 internal 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 2006, is newer than 13% of them.
- NPI issued2006 · 13% of these records are older, 55% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated1983 · median 2003 among the 1,643 with a school on file
- Record last updated2022 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
5 internal medicine physician records list a practice address in Nogales
They are 5 of the 171 NPPES records with a practice address in Nogales, and 2,853 internal medicine physician records in Arizona.
All 2,853 in Arizona → Every provider in Nogales → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Michael Hinkson, MDNogales, AZ 856211790712925
- Sean O'Brien, D.O.Nogales, AZ 856211912994500
- Athar Shaikh, MDNogales, AZ 856211477531713
- Andrew Wolffe, M.D.Nogales, AZ 856211801852751
- Charles Barta, M.D.Green Valley, AZ 856141861628554
- Ruben Calvillo, MDGreen Valley, AZ 856141316985435
- Rashmi Chhabra, MDGreen Valley, AZ 856141356350615
- Edita Extra-Mendoza, MDGreen Valley, AZ 856141326023839
Common questions
What is Eladio Pereira, MD's NPI number?
Eladio Pereira, MD's National Provider Identifier (NPI) is 1356318810, issued on Mar 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Eladio Pereira, MD located?
The NPPES record lists a practice address at 1852 N Mastick Way, Nogales, AZ, 85621. Phone: (520) 281-1550. Providers update this record themselves, so call before visiting.
How can I verify Eladio Pereira, MD's license?
NPPES lists Arizona license number 16163, 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 Eladio Pereira, MD prescribe under Medicare Part D?
In 2024, Eladio Pereira, MD had 11 Medicare Part D claims; the average among internal medicine physician prescribers was 3,176. 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.