Physician Profile
Based in Glenview, IL, Leonardo Vargas, M.D. is listed in the NPI registry under internal medicine. Medicare claims data shows Leonardo provided 53,579 services to 4,416 patients. The services billed most often include low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml, injection, gadobutrol, 0.1 ml, and insertion of needle into vein for collection of blood sample.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
1500 WAUKEGAN RD SUITE 221
Glenview, IL 60025
Within Internal Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Cardiometabolic
Digestive and liver
Endocrine, blood, and bone
Infectious disease
Kidney and urinary
Respiratory
Blood & Circulation
Blood disorders
Brain & Nerves
Brain and nerves
Cardiac and vascular
Digestive
Heart & Circulation
Infections
Kidney & Bladder
Lungs & Breathing
Mental Health
Neurologic and behavioral
Pain
Rheumatologic and pain
Most searched procedures
Preventive and evaluation
Screening and diagnostic testing
Bones & Joints
Brain and nerves
Cancer screening
Digestive
Exams & Consultations
Heart & Circulation
Heart health
Imaging referral
Immunizations
Lab tests
Lungs & Breathing
Metabolic & Weight
Minor procedures
Office procedures
Office Procedures
Pain management
Preventive & Routine Care
Screenings & Diagnostics
Sexual health
53,579 services · 4,416 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
549 | More often than most peers in Internal Medicine |
| Screening mammography | Imaging | 77067 |
404 | More than most peers in Internal Medicine |
| Screening 3d breast mammography | Imaging | 77063 |
404 | More than most peers in Internal Medicine |
| Ct scan of chest without contrast | Imaging | 71250 |
226 | More than most peers in Internal Medicine |
| Dxa bone density measurement of hip, pelvis, spine | Imaging | 77080 |
156 | More than most peers in Internal Medicine |
| Ct scan of abdomen and pelvis with contrast | Imaging | 74177 |
156 | More often than most peers in Internal Medicine |
| Ct scan of chest with contrast | Imaging | 71260 |
119 | More often than most peers in Internal Medicine |
| X-ray of chest, 2 views | Imaging | 71046 |
96 | More often than most peers in Internal Medicine |
| Mri scan of abdomen before and after contrast | Imaging | 74183 |
92 | Too few peers to compare |
| Mri scan of lower spinal canal without contrast | Imaging | 72148 |
82 | More often than most peers in Internal Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Leonardo Vargas is an internist in Glenview, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Leonardo Vargas is listed at 1500 Waukegan Rd Suite 221, Glenview, IL 60025. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (847) 998-0120. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Leonardo Vargas's National Provider Identifier is 1245385699. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Leonardo Vargas attended Other, graduating in 1994. This comes from the CMS National Downloadable File.
CMS public data
Leonardo Vargas has 32 years experience. Calculated from a graduation year of 1994, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Leonardo Vargas performs procedures including insertion of needle into vein for collection of blood sample; reads or performs imaging such as screening mammography and screening 3d breast mammography; provides treatments such as influenza vaccine split virus, preservative free and routine electrocardiogram using at least 12 leads with tracing, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Leonardo Vargas. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.