NPPES file of Aug 9, 2026

Aristidis Hatzidimitriadis, MD

Internal Medicine Physician · Naperville, IL

Aristidis Hatzidimitriadis, MD is an internal medicine physician with a practice address in Naperville, Illinois, and NPI 1508027855, issued on Jun 19, 2008. Check the license (Illinois 125053197, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; 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
1508027855
Name
Aristidis Hatzidimitriadis
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
125053197 IL
Self-reported in NPPES; status is on the state search
Practice location
2007 95TH St, Naperville, IL 60564
Phone
(630) 527-7780
Enumerated
Jun 19, 2008
Record last updated
Aug 4, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(630) 527-7777
Medicare enrollment
Enrolled (PECOS I20101117000378); accepts Medicare assignment
Medical or professional school
Medical College Of Wisconsin, 2007
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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Also registered at 2007 95TH St

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

  1. Janie Canner, D.O.Pediatrics Physician1578548483
  2. Jennifer Chludzinski, APN-CNSNurse Practitioner1538156567
  3. Maria Dai, P.A.Physician Assistant1235361726
  4. Laurel George, MDPediatrics Physician1649202789
  5. Joseph Giordano, DOFamily Medicine Physician1275520934
  6. Ryan Herbert, M.D.Family Medicine Physician1578880068

Verify Aristidis Hatzidimitriadis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 125053197
    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 Illinois 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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5.2 times the Medicare Part D claims of the average internal medicine physician in 2024

16,484 Medicare Part D claims for 1,080 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 357 claims were for opioids.

  1. Aristidis Hatzidimitriadis16,484
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium1,322 claims
  2. Amlodipine Besylate766 claims
  3. Metformin Hcl672 claims
  4. Levothyroxine Sodium610 claims
  5. Lisinopril413 claims
  6. Pantoprazole Sodium403 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: $604.79

31 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. Aristidis Hatzidimitriadis$604.79
  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.

Bills Medicare through one group practice

  1. Bonaventure Medical Foundation LLCAddison, IL

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

Aristidis Hatzidimitriadis among 7,238 internal medicine physician records in Illinois

Aristidis Hatzidimitriadis, MD is one of 7,238 internal medicine physician records with a practice address in Illinois. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 45% of them.

  • NPI issued2008 · 45% of these records are older, 51% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2007 · median 2003 among the 3,580 with a school on file
  • Record last updated2010 · 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 207R00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

75 internal medicine physician records list a practice address in Naperville

They are 75 of the 4,634 NPPES records with a practice address in Naperville, and 7,238 internal medicine physician records in Illinois.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Iffat Ahmed, D.O.Naperville, IL 605641063668192
  2. Hardeep Arora, M.D.Naperville, IL 605641922057926
  3. Nazish Ekram, M.D.Naperville, IL 605641346496965
  4. Brian O'Leary, MDNaperville, IL 605641295702439
  5. Matthew Strauch, D.O.Naperville, IL 605641477780328
  6. Douglas Tran, MDNaperville, IL 605641144270976
  7. Khalda Abbasi, MDNaperville, IL 605631487705240
  8. Yumna Ahmad, MDNaperville, IL 605631952938284

Common questions

What is Aristidis Hatzidimitriadis, MD's NPI number?

Aristidis Hatzidimitriadis, MD's National Provider Identifier (NPI) is 1508027855, issued on Jun 19, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Aristidis Hatzidimitriadis, MD located?

The NPPES record lists a practice address at 2007 95TH St, Naperville, IL, 60564. Phone: (630) 527-7780. Providers update this record themselves, so call before visiting.

How can I verify Aristidis Hatzidimitriadis, MD's license?

NPPES lists Illinois license number 125053197, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Aristidis Hatzidimitriadis, MD prescribe under Medicare Part D?

In 2024, Aristidis Hatzidimitriadis, MD had 16,484 Medicare Part D claims for 1,080 beneficiaries; 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.