Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Vairavan Viswanathan, MD

Individual provider Internal Medicine Physician · NPI 1326083890

Vairavan Viswanathan, MD is an Internal Medicine in Joliet, Illinois. Qualified in 1988, 38 years ago. Practices with Dupage Medical Group Ltd, a 1,328-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Illinois.

Years since qualifying
38
Licensed in
IL
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

2100 Glenwood Ave
Joliet, IL 60435-5487
Phone: (815) 725-2121
Fax: (815) 741-6303
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 36-087483 (IL)

Record details

NPI number1326083890
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 18, 2006
Last updated in NPPESAugust 28, 2023
Certification dateAugust 28, 2023
Mailing addressPo Box 713260, Chicago, IL 60677-1260

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1988 (38 years in practice)
Group practice Dupage Medical Group Ltd — 1328 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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