Doctor profile · Federal record

Dr. Gregory Trevino, MD

Internal Medicine Physician (CMS: Internal Medicine) · Naperville, IL

  • NPI 1023078631
  • Accepts Medicare
  • 30 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
608 S Washington St Ste 201
Naperville, IL 60540
(630) 717-2630
Mailing address
1860 Paysphere Cir
Chicago, IL 606740018

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
June 15, 2022
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Illinois #036099890
Medicaid
IL #036099890

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1023078631. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,525
Distinct HCPCS
10
Medicare allowed
$66,036
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 279 139 $130
36415 Insertion of needle into vein for collection of blood sample 181 118 $8
80053 Blood test, comprehensive group of blood chemicals 161 113 $10
80061 Blood test, lipids (cholesterol and triglycerides) 149 107 $13
84443 Blood test, thyroid stimulating hormone (tsh) 132 107 $16
83036 Hemoglobin a1c level 104 72 $9
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 102 87 $8
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 86 86 $133
G0103 Prostate cancer screening; prostate specific antigen test (psa) 43 43 $19
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 42 38 $15

In context: peer comparison

Among 37 peers in Naperville Internal Medicine Physician, average services per provider: 101. This provider delivers 15× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$713
Transactions
33
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Novo Nordisk INC 10 $223.90
Lilly USA, LLC 9 $181.19
AstraZeneca Pharmaceuticals Lp 3 $67.12
GlaxoSmithKline, LLC. 2 $48.44
Boehringer Ingelheim Pharmaceuticals, INC. 2 $47.77
Exact Sciences Corporation 2 $46.35
Amgen INC. 2 $37.52
Pfizer INC. 2 $34.31
Astellas Pharma US INC 1 $26.24

By nature of payment

Food and Beverage
$713

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,489
Patients
1,337
Total drug cost
$57,811
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 709 215 $8,959
Lisinopril Generic 410 123 $3,465
Losartan Potassium Generic 410 118 $5,950
Amlodipine Besylate Generic 406 127 $3,629
Levothyroxine Sodium Generic 394 107 $5,780
Rosuvastatin Calcium Generic 307 98 $5,529
Metformin Hcl Generic 302 96 $2,977
Metoprolol Succinate Generic 270 82 $4,772
Omeprazole Generic 264 82 $3,641
Simvastatin Generic 226 62 $2,363

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Trevino's medical specialty?
Dr. Gregory Trevino practices Internal Medicine Physician in Naperville, IL.
Where does Dr. Gregory Trevino practice?
Dr. Gregory Trevino practices at 608 S Washington St Ste 201, Naperville, IL 60540. Office phone: 6307172630.
What is Dr. Gregory Trevino's NPI?
Dr. Gregory Trevino's National Provider Identifier (NPI) is 1023078631, issued by NPPES.
Does Dr. Gregory Trevino accept Medicare assignment?
Yes. Dr. Gregory Trevino accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Trevino commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Blood test, comprehensive group of blood chemicals (HCPCS 80053). Source: CMS Medicare Physician & Other Practitioners file.