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

Dr. Arjun Natarajan, MD

Individual provider Internal Medicine Physician · NPI 1144682642

Dr. Arjun Natarajan, MD is a Medical Oncology in Aurora, Illinois. Qualified in 2015, 11 years ago. Practices with Advocate Health and Hospitals Corporation, a 3,079-clinician group, works from 3 locations, accepts Medicare assignment and offers telehealth. Licensed in Illinois and Missouri.

Years since qualifying
11
Licensed in
IL, MO
In the registry since
2016
Specialties on file
3
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

1221 N Highland Ave
Aurora, IL 60506-1404
Phone: (630) 554-3456
Fax: (630) 551-2970
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110-1003 — (314) 362-1700
  • 1 Professional Park Dr Ste 21, Johnson City, TN 37604-6909 — (423) 232-6900

Specialties & licences

Medical Oncology Physician (primary) Taxonomy 207RX0202X · Licence 036.170026 (IL)
Internal Medicine Physician Taxonomy 207R00000X · Licence 2019024566 (MO)
Hospitalist Physician Taxonomy 208M00000X · Licence 2019024566 (MO)

Record details

NPI number1144682642
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 23, 2016
Last updated in NPPESAugust 23, 2024
Certification dateAugust 23, 2024
Mailing address28594 Network Pl, Chicago, IL 60673-1285

Medicare enrollment

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

Medicare specialtyMEDICAL ONCOLOGY
Medical schoolOTHER
Graduated 2015 (11 years in practice)
Group practice Advocate Health And Hospitals Corporation — 3079 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations6 on file with Medicare

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