Gregory Trevino, MD
Internal Medicine Physician · Naperville, IL
Gregory Trevino, MD is an internal medicine physician with a practice address in Naperville, Illinois, and NPI 1023078631, issued on Mar 27, 2006. Check the license (Illinois 036099890, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Gregory Trevino
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 036099890 IL
Self-reported in NPPES; status is on the state search - Practice location
- 608 S Washington St Ste 201, Naperville, IL 60540
- Phone
- (630) 717-2630
- Enumerated
- Mar 27, 2006
- Record last updated
- Jun 15, 2022
- Medicaid ID
- 036099890 IL
- Medicare enrollment
- Enrolled (PECOS I20040124000276); accepts Medicare assignment
- Medical or professional school
- University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 1996
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
Also registered at 608 S Washington St Ste 201
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Krishna Bathina, MDInternal Medicine Physician1265548093
- Loveena Bouri, MDInternal Medicine Physician1700827656
- Maleeha Hashmi-Basha, MDInternal Medicine Physician1528054483
- Eryn Jackson, APNNurse Practitioner1184518870
- Dipali Patel, PAPhysician Assistant1568317949
- Anna Wright, FNP-CNurse Practitioner1861261653
Verify Gregory Trevino in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036099890Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.6 times the Medicare Part D claims of the average internal medicine physician in 2024
8,162 Medicare Part D claims for 748 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 187 claims were for opioids.
Most prescribed
- Atorvastatin Calcium771 claims
- Losartan Potassium458 claims
- Amlodipine Besylate422 claims
- Levothyroxine Sodium412 claims
- Lisinopril401 claims
- Rosuvastatin Calcium353 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: $712.84
33 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk 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.
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
- Dupage Medical Group LtdNaperville, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gregory Trevino among 7,238 internal medicine physician records in Illinois
Gregory Trevino, 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 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 61% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated1996 · median 2003 among the 3,580 with a school on file
- Record last updated2022 · 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.
All 7,238 in Illinois → Every provider in Naperville → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Tina Bhargava, M.D.Naperville, IL 605401699761783
- Loveena Bouri, MDNaperville, IL 605401700827656
- Cathleen Cregier, APNNaperville, IL 605401245227271
- Jason Dy, MDNaperville, IL 605401396710265
- Naira Hashmi, MDNaperville, IL 605401164418729
- Maleeha Hashmi-Basha, MDNaperville, IL 605401528054483
- Johara Hassan, MDNaperville, IL 605401568417301
- Jerome Hong, MDNaperville, IL 605401336115823
Common questions
What is Gregory Trevino, MD's NPI number?
Gregory Trevino, MD's National Provider Identifier (NPI) is 1023078631, issued on Mar 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Trevino, MD located?
The NPPES record lists a practice address at 608 S Washington St Ste 201, Naperville, IL, 60540. Phone: (630) 717-2630. Providers update this record themselves, so call before visiting.
How can I verify Gregory Trevino, MD's license?
NPPES lists Illinois license number 036099890, 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 Gregory Trevino, MD prescribe under Medicare Part D?
In 2024, Gregory Trevino, MD had 8,162 Medicare Part D claims for 748 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.