Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

THIRUVIKRAM SIVAKUMAR MD
NPI 1083521199
Internal Medicine in Chicago, IL

Q: What is Thiruvikram Sivakumar's NPI number?

The NPI number for Thiruvikram Sivakumar is 1083521199. It was assigned to this individual provider in the NPPES registry on August 25, 2026.

Q: What is Thiruvikram Sivakumar's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Active since August 25, 2026

3134 N CLARK ST, CHICAGO, IL 60657(312) 766-4949(312) 766-4925 Get Directions Write a Review

NPPES record added: August 25, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

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About Thiruvikram Sivakumar Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

THIRUVIKRAM SIVAKUMAR MD (NPI 1083521199) is an individual internal medicine provider in Chicago, Illinois, licensed in Illinois (125087837) and active in the NPI registry since August 2026.

NPPES Registry Identity

NPI1083521199

Entity TypeIndividualMale

Primary Taxonomy207R00000X

Provider Legal NameTHIRUVIKRAM SIVAKUMARCredential: MD

Location Address3134 N CLARK STChicago, IL 60657-4414

Mailing Address3134 N Clark StChicago, IL 60657-4414 · (312) 766-4949 · Fax (312) 766-4925

Phone(312) 766-4949

Fax(312) 766-4925

Sole ProprietorNo

Enumeration DateAugust 25, 2026

NPPES CertifiedAugust 25, 2026

✔ NPI 1083521199 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in IL · 125087837

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

3134 N CLARK ST, Chicago, IL 60657

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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. SORIN C DANCIU M.D.

Internal Medicine (Cardiovascular Disease)