Providers

 
 
 
Our Healthcare Team at JOHA
 
 
 

Medical Oncologists

 
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Worood Abboud, M.D.
Serving patients since 2003
 
 
 

Nafisa Burhani, M.D.

Serving patients since 1998
 
 
 

Ellen Gustafson, M.D.

Serving patients since 1989
 
 
 
 

Arvind Kumar, M.D.

Serving patients since 1994
 
 
 
 
 

Ali Lakhani, M.D.

Serving patients since 1999
 
 
 
 
 

Sanjiv Modi, M.D.

Serving patients since 2000
 
 
 
 
 

Kulumani Sivarajan, M.D.

Serving patients since 1985
 
 
 
 

Jason Suh, M.D.

Serving patients since 1999
 
 
 
 

Medical Oncologists – Bourbonnais location

 
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Patrick McGinnis, M.D.
Serving patients since 1981
 
 
 

Sylvia Velinova Falls, M.D.
Serving patients since 2013
 
 
 
 

Mid-Level Providers

 
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Nancy Gerum, RN MSN, APN, ANP-BC

Serving patients as a Nurse Practitioner since 2012
 
 
 

Suzan Hatfield, RN, BSN, MSN, APRN-BC

Serving patients as a Nurse Practitioner since 2011
 
 
 

Barbara Thompson, APRN, FNP-C

Serving patients as a Nurse Practitioner since 2009
 
 
 
 

Radiation Oncologists - Contracted through a partnership with Nuclear Oncology, S.C.

 
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Ommar Hla, M.D.
Serving patients since 1995
 
 
 

Virag Dandekar, M.D.
Serving patients since 2014