Primary Care - Hoffman Estates

Peter Palermo, M.D.

  • Internal Medicine Training, Mercy Hospital and Medical Center
  • Internal Medicine Residency and Internship, 1985-1988
  • Medical School Degree, Ross University School of Medicine, 1983-1985
  • Bachelor of Arts Degree, New York University, New York, New York 1976-1980
  • Affiliations:
    St. Alexius Medical Center, Hoffman Estates, Illinois
    Alexian Brothers Medical Center, Elk Grove Village, Illinois
    Sherman Hospital, Elgin, Illinois
  • Certifications:
    Certified American Board of Internal Medicine, 1992

Sunny Sharma, M.D., F.A.C.P

  • Internal Medicine Training:  West Suburban Medical Center, Oak Park, IL 2011- 2014
  • Medical School Degree:  Windsor University School of Medicine, 2007-2011
  • Bachelors of Science Degree:  University of Illinois at Chicago, 2003-2006
  • Affiliations:
  • St Alexius Medical Center – Hoffman Estates, IL
  • Alexian Brothers Medical Center – Elk Grove Village, IL
  • Sherman Hospital – Elgin, IL
  • American College of Physicians Northern Illinois Resident of the Year – 2013
  • Certified: American Board of Internal Medicine 2014
  • Hobbies:  Working out, sports and outdoors activities
  • Grew up in, and currently lives in Bartlett. He was born at St. Alexius Medical Center (formerly Humana Hospital).

Aris Assimacopoulos, MD, FIDSA, FACP

  • B.A., Microbiology, Summa Cum Laude, University of Minnesota 1987
    M.D, University of Minnesota 1991
    Internal Medicine Residency, University of Minnesota, 1991-1994
    Infectious Disease Fellowship, University of Minnesota, 1994-1996
  • Board Certified in Internal Medicine since 1994
    Board Certified in Infectious Disease since 1996
    Fellow of the Infectious Disease Society of America since 2004
  • Affiliations:
    St Alexius Medical Center, Hoffman Estates, IL
    Alexian Brothers Medical Center, Elk Grove Village, IL
    Advocate Sherman Hospital, Elgin, IL

Katarzyna Strycharz, M.D.

  • Residency, Presence St. Joseph’s Hospital, Chicago, 2013 – 2016
  • Intership, Szpital Polikliniki MSWIA, Poland, 2012 – 2013
  • Medical Degree, Paznan University of Medical Sciences, Poland, 2009
  • Bachelor of Arts Degree, University of Illinois at Chicago, 2005
  • Affiliations:
    • St. Alexius Medical Center, Hoffman Estates, Illinois
      Alexian Brothers Medical Center , Elk Grove Village, Illinois
      Advocate Sherman Hospital, Elgin, Illinois
  • Licensure:
    • Illinois State License
    • State Controlled Substance
  • Professional Interests:
    • Diabetes Prevention and Management through lifestyle
    • Joint Health
    • Aesthetic Medicine
  • Prof Memberships:
    • American Association of Clinical Endocrinologists (AACE)
    • American College of Rheumatology (ACR)
    • American Medical Association (AMA)
    • Americal College of Physicians (ACP)
    • The European Society of Endocrinology (ESE)
  • Hobbies: Hiking, Sailing, Fishing, Biking, Gardening, Cooking, Ballroom Dancing
  • Hometown:
    • Grew up in Poland and United States.
    • Traveled between the two countries.
    • Fluent in both Polish and English.

Shahab Mohiuddin, M.D.

  • Internship:
    • Family Medicine – UMDNJ (University of Medicine and Dentistry of New Jersey) 2009 – 2010
  • Residency:
    • Family Medicine Chief Resident – New York Medical College / Hoboken University Medical Center, Newark, NJ, 2010 – 2012
  • Medical Degree:
    • Ross University School of Medicine, 2008
  • Bachelor’s Degree:
    • Loyola University, Chicago, IL 2002
  • Affiliations:
    • St. Alexius Medical Center, Hoffman Estates, Illinois
    • Alexian Brothers Medical Center , Elk Grove Village, Illinois
    • Advocate Sherman Hospital, Elgin, IL
  • Board Certifications:
    • Family Medicine, 2012
  • Licensure:
    • Illinois State License
    • State Controlled Substance
    • Professinal Memberships:
      AAFP, AMA
  • Hometown:
    • Chicago, IL
  • Hobbies:
    • Basketball, football, playing chess, fishing and nature activities.

Angel Heaver, FNP

  • Masters of Science-Advanced Practice Nursing, Concordia University, Mequon, WI, May 2011
  • Board Certified Family Nurse Practitioner, August 2011
  • Bachelor of Science-Nursing, Saint Anthony College of Nursing, Rockford, IL, 2007
  • ISAPN-Illinois Society for Advanced Practice Nursing
  • Professional Interests: Promoting Health & Disease Prevention through an integrative approach & Woman’s health
  • Personal Interests: Running, Family, Reading, & Missionary work

Primary Care - East Dundee

Todd Gephart, M.D

  • Internal Medicine Training, Lutheran General Hospital, Park Ridge, Illinois
  • Internship and Residency , 1995-1996
  • Medical School Degree, University of Illinois College of Medicine, Chicago, Illinois, 1995
  • Affiliations:
    St. Alexius Medical Center, Hoffman Estates, Illinois
    Alexian Brothers Medical Center, Elk Grove Village, Illinois
    Sherman Hospital. Elgin, Illinois

Jemini Ignacio, M.D.

  • Internal Medicine Training, Northwestern University-Saint Joseph Hospital, Chicago, Illinois, Residency 1997-2001
  • University of the Philippines, Philippines General Hospital, Manila, Philippines, Internship 1990-1991
  • University Of the East Ramon Magsaysay Memorial Medical Center,Quezon City, Internship 1989-1990
  • Medical School Degree, University of the East Ramon Magsaysay Memorial Medical Center, Quezon City, Philippines, 1990
  • Bachelor of Science Degree, University of the Philippines, Bagulo City, Philippines 1986
  • Affiliations:St. Alexius Medical Center, Hoffman Estates, Illinois
    Alexian Brothers Medical Center, Elk Grove Village, Illinois
    Sherman Hospital. Elgin, Illinois
  • Certifications and Licensure:
    USMLE III, August 1999
    USMLE II, March 1994
    USMLE 1, June 1995
    Certified American Board of Internal Medicine, 2001

Pranav Shroff, M.D.

  • Family Medicine Training, Lutheran General Hospital, Park Ridge, IL 2009-2012
  • Medical School Degree, Government Medical College, Surat, India 1997-2003
  • Affiliations:
    • St. Alexius Medical Center, Hoffman Estates, IL
    • Alexian Brothers Medical Center, Elk Grove Village, IL
    • Advocate Sherman Hospital, Elgin, IL
  • Certifications and Licensure:
    • Board Certified in Family Medicine 2012
  • Hobbies: Mountain Biking and Football

Primary Care - Elk Grove Village

Muhammad Muzammil, M.D.

  • Internal Medicine Residency: University of Chicago/Weiss Memorial Hospital 2001-2004
  • Medical School: University of Karachi, Pakistan 1996
  • Board Certification: Diplomate – American Board of Internal Medicine 2004 to present
  • Research Fellow: Section of Hematology at Rush Presbyterian St Luke’s Medical Center, Chicago, 1998-2001
  • Private solo practice in Internal Medicine at Alexian Brothers Medical Center 2004-2015
  • Hobbies: Playing Tennis, Travel, Watching NBA and reading Theology.

Katherine Parenti, M.D.

  • Family Medicine Training, Lutheran General Hospital, Park Ridge, Illinois
  • Internship and Residency, 2007-2010
  • Medical School Degree, University of Illinois College of Medicine, Chicago, Illinois, 2007
  • Bachelor of Science Degree, University of Illinois , Urbana , Illinois
    B.S. in Bioengineering with Chemistry minor, 2002
  • Affiliations:
    St. Alexius Medical Center, Hoffman Estates, Illinois
    Alexian Brothers Medical Center, Elk Grove Village, Illinois
    Sherman Hospital. Elgin, Illinois
  • Certifications and Licensure:
    Board Certified, ABFM
    Illinois State License
    State Controlled Substance

Cardiology

Robert P. Mazurek M.D., F.A.C.C

  • Cardiology Training, Cleveland Clinic Foundation, Cleveland, Ohio, 1988-1991
  • Residency and Internship, Mayo Graduate School of Medicine, Rochester, Minnesota, 1985-1988
  • Medical School Degree, University of Illinois College of Medicine, Chicago, Illinois, 1985
  • Affiliations:
    St. Alexius Medical Center , Hoffman Estates, Illinois
    Alexian Brothers Medical Center, Elk Grove, Illinois
    Sherman Hospital. Elgin, Illinois
  • Certifications and Licensure:
    American Board Certified in Internal Medicine, 1988
    American Board Certified in Cardiology, 1991, Recertified 2001

Yaser Siraj MD, FACC, FSCAI

  • Interventional Cardiology Training: University of Connecticut-Hartford Hospital, Hartford, CT 2005-2006
    Cardiology Training: Wright State University, Dayton, Ohio 2002-2005
    Internal Medicine Residency Training: Indiana University Medical Center, Indianapolis, Indiana 1997-2000
    Medical School: The Aga Khan University, Karachi, Pakistan 1995
  • Board Certification in Interventional Cardiology: 2006 to present
    Board Certification in Cardiovascular Medicine: 2005 to present
    Board Certification in Nuclear Cardiology: 2005 to present
  • Fellow of The American College of Cardiology 2007 to present
    Fellow of The Society of Cardiovascular Angiography and Interventions 2007 to present
  • Over 10 years of experience in complex cardiac and vascular interventions with successful completion of over 4000 procedures
  • Affiliations: 
    • St. Alexius Medical Center, Hoffman Estates, Illinois 
    • Alexian Brothers Medical Center, Elk Grove, Illinois 

Gastroenterology

Brian J. Muska, M.D.

  • Gastroenterology Training, Loyola University, Maywood, Illinois 1991-1993
  • Internal Medicine Training, Loyola University, Maywood, Illinois 1988-1991
  • Medical School Degree, UHS/Chicago Medical School 1984-1988
  • Board Certified in Internal Medicine 1991, recertified 2001
  • Board Certified in Gastroenterology 1993, recertified 2003
  • Top Doctor, Chicago Metro Area, Chicago Magazine, 2001
  • Chairman Department of Gastroenterology, St. Alexius Medical Center, Hoffman Estates
  • Member at Large, Medical Executive Committee, St. Alexius Medical Center
  • Chairman, Credentials Committee, Alexian Brothers Medical Center, Elk Grove Village
  • Co-coordinator of the Northwest Suburban Gut Club. Gastroenterology specialist forum to advance care through continuing education and sharing of ideas.
  • Member of the American College of Gastroenterology
  • Areas of interest: colonoscopy and polypectomy, IBS, IBD, and liver disease
  • Hobbies: Golf, Wine Sommelier

Bradley D. Shapiro, M.D.

  • Gastroenterology Training, The Cleveland Clinic Foundation, Cleveland, Ohio 1994-1997 (Chief Fellow)
  • Internal Medicine Training, Rush-Presbyterian-St. Luke’s Medical Center, Chicago, Illinois, 1991-1993 Northwestern Memorial Hospital, Chicago, Illinois 1990-1991
  • Medical School Degree, University of Michigan Medical School Ann Arbor, Michigan 1990
  • Board Certified in Internal Medicine 1993
  • Board Certified in Gastroenterology 1997, recertified 2007
  • America’s top Physicians Consumers Research Council of America 2007, 2008
  • Member of the America College of Gastroenterology
  • Member of the Pharmacy & Therapeutics Committee St. Alexius Hospital
  • Areas of interest: Colon Cancer Screening, GERD, Liver Disease, Ulcerative Colitis & Crohn’s Disease
  • Hobbies: Tennis, Scuba Diving

Asad Aziz, D.O.

  • Advanced Gastroenterology Associates July 2005 – Present
  • Gastroenterology Fellowship Training Program, Loyola University Medical Center, Maywood, Illinois 2002-2005
  • Internal Medicine Residency Training Program, Loyola University Medical Center, Maywood, Illinois 1999-2002
  • Illinois Doctor of Osteopathy, Chicago College of Osteopathic Medicine, Downers Grove, June 1999
  • Bachelor of Science –Psychology, University of Illinois Urbana-Champaign, Illinois, May 1995
  • Current Hospital Appointments: St Alexius Medical Center and Alexian Brothers Medical Center
  • Board Certified: American Board of Internal Medicine – Diplomat in Gastroenterology
  • Member of the American College of Gastroenterology
  • Member of the American Gastroenterological Association
  • Areas of Interest: Colon Cancer Screening, Irritable bowel syndrome (IBS), Barrett’s esophagus, Gastroesophageal reflux disease (GERD), Liver Disease, Ulcerative Colitis & Crohn’s Disease
  • Hobbies: Sports, Weightlifting and Hiking

Richard S. Song, M.D.

  • Gastroenterology Training, University of Cincinnati College of Medicine, Cincinnati, Ohio 2006-2009
  • Internal Medicine Training, McGaw Medical Center of Northwestern University, Northwestern Memorial Hospital / VA Chicago Chicago, Illinois 2003-2006
    Internal Medicine Residency 2006
    Internal Medicine Internship 2004
  • Medical School Degree, University of Illinois at Chicago College of Medicine, Chicago, Illinois
    Doctor of Medicine May 2003
  • Bachelor of Arts with Honors- Biological Sciences, Northwestern University Weinberg College of Arts and Sciences, Evanston, Illinois, June 1998
  • Advanced Gastroenterology Associates August 2009 – Present
  • Board Certified in Internal Medicine 2006
  • Board Certified in Gastroenterology 2009
  • American Gastroenterological Association, Member
  • American Society for Gastroenterological Endoscopy, Member

Naser Khan, MD

  • Advanced Gastroenterology Associates: July 2012- present
  • Joesph E Geenen and Marc F. Catalano Fellow in Advanced Therapeutic Endoscopy at GI associates LLC, St. Lukes Medical Center Milwaukee WI (EUS and ERCP): 2011-2012
  • Gastroenterology Fellow, Advocate Lutheran General Hospital 2008-2011
  • ICU Hospitalist, Prevea Health Green Bay WI: 2007-2008
  • Internal Medicine Internship and Residency, Advocate Lutheran General Hospital: 2004-2007
  • Research Intern/Assistant University of Chicago, Section of Gastroenterology: 2003-2004
  • Medical Training: Deccan College of Medical Sciences, Hyderabad India 1997-2002
  • Member, American Gastroenterological Association
  • Member, American Society for Gastrointestinal Endoscopy
  • Member, Amercian College of Gastroenterology
  • Board Certified in Internal Medicine and Gastroenterology
  • Hospital Appointments: St. Alexius Medical Center, Alexian Brothers Medical Center
  • Special Interests: General Gastroenterology, Advanced Therapeutic Pancreatico-Biliary Endoscopy and Endoscopic Ultrasound.

Mark Dubin, M.D.

  • Internship: University of Illinois Hospital, 1987
  • Residency: Internal Medicine University of Illinois Hospital, 1989
  • Fellowship: Scripps Clinic & Research Foundation; Gastroenterology; 1990-1992
  • Medical Degree: M.D. Northwestern University Medical School, 1986
  • Bachelor’s Degree: Stanford University, 1982
  • Affiliations:
    • St. Alexius Medical Center, Hoffman Estates, Illinois
    • Alexian Brothers Medical Center , Elk Grove Village, Illinois
    • Hoffman Estates Surgical Center, Hoffman Estates, Illinois
  • Board Certifications: Internal Medicine, Gastroenterology
  • Special Clinical Interests: Inflammatory Bowel Disease, Celiac disease
  • Licensure:
    • Illinois State License
    • State Controlled Substance
  • Professional Memberships:
    • American Gastroenterological Association
    • Crohn’s and Colitis Foundation of America
  • Hometown:
    Highland Park, IL
  • Hobbies: Tennis, Bike Riding, Reading

Kimberly Eder-Kearns, APN

  • Masters of Science-Advanced Practice Nursing, Northern Illinois University, DeKalb Illinois, August 2007
  • Bachelor of Science- Nursing, Northern Illinois University, DeKalb, Illinois, May 1999
  • Board Certified Adult Nurse Practitioner, December 2007
  • Advanced Gastroenterology Associates, October 2009-Present
  • American Gastroenterological Association, Member
  • Illinois Society of Advanced Practice Nurses, Member
  • Areas of Interest: Barrett’s Esophagus, GERD, IBS, and Liver Disease
  • Professional Goals: Health Promotion, Disease Prevention & Health Education and Counseling
  • Hobbies: Snow Skiing

Shawna L. Sullivan, APN

  • Master of Science in Nursing – University of Illinois, Chicago 2007
  • Bachelors of Science in Nursing – University of Wisconsin, Eau Claire 1999
  • Board Certified Acute Care Nurse Practitioner, 2007
  • American Gastroenterological Association , member
  • Illinois Society of Advanced Practice Nurses, member
  • Areas of Interest: General gastroenterology, Liver disease, Gastroesophageal reflux disorder (GERD) and Inflammatory bowel disorders (IBD)
  • Hobbies: Reading, music, cycling and snow skiing.

Orthopedics

Dr. Keith Komnick, MD

  • Keith L Komnick, MD
  • Specialty: Orthopedics – Board Certified
  • Medical Training:   University of Iowa, Iowa City, Iowa 1977-1981
  • Internship and Residency: University of Illinois Hospital, Chicago, IL 1985-1990
  • Medical Degree: University of Illinois, 1985
  • Affiliations: St. Alexius Medical Center, Hoffman Estates, Alexian Brothers Medical Center, Elk Grove Village, Sherman Hospital, Elgin

Michael J Grear, MD

  • Specialty: Orthopedics – Board Certified
  • Medical Training: Cook County Hospital, Illinois 1974-1975, Northwestern Memorial Hospital 1975-1977
  • Medical School Degree: Loyola Stritch School of Medicine Maywood, IL  1974
  • Internship and  Residency:  Northwestern Memorial Hospital , Chicago, IL ,  1976-1980
  • Affiliations: St. Alexius Medical Center, Alexian Brothers Medical Center, Northwest Community Hospital

Urology

Dr. Phuong N. Huynh, MD

  • Specialty: Urology – Board Certified
  • Medical Training:  Rush Medical College of Rush University, 1995-1999
  • Internship: William Beaumont Hospital, Royal Oak Michigan, 1999-2001
  • Residency in Urology: William Beaumont Hospital, Royal Oak Michigan, 2001-2005
  • Fellowship: University of Cincinnati 2006-2009
  • Affiliations: St. Alexius medical Center, Hoffman Estates and Alexian Brothers Medical Center, Elk Grove Village

Thomas L.C. Cottrell, Jr. MD

  • Specialty: Urology – Board Certified
  • Medical Training: Stritch School of Medicine, Loyola Medical School, Maywood, IL 1977-1980
  • Internship and Residency: Rush-Presbyterian St. Lukes, Chicago, IL , 1981-1985
  • Medical School Degree: Loyola University, Chicago, IL , 1980
  • Bachelor of Science Degree: Loyola University, Chicago, IL 1977
  • Affiliations: St. Alexius Medical Center, Alexian Brothers Medical Center, Holy Family Medical Center,
    Northwest Community Hospital

Nephrology

Mohammed Shakaib, M.D.

  • Internship and Residency: Weiss Memorial Hospital, Chicago, 2001-2004
  • Fellowship: University of Chicago nephrology fellowship, 2008-2011
  • Medical Degree: Deccan College of Medical Sciences, India, 1998
  • Board Certified in Nephrology, 2011
  • Board Certified in Internal Medicine, 2004
  • Special Clinical Interest: Acute Kidney Injury, Chronic Kidney Disease, ESRD, Acute and Chronic Glomerulonephritis
  • Home town: Chicago, IL.
  • Hobbies: Swimming, Soccer, Spending time with friends and family

Pulmonology

Laeeq Shamsuddin, M.D.

  • Fellowship, University of Vermont, 2004-2007
  • Internship and Residency, UIC Mercy Hospital 2002-2004
  • Medical Degree, Saba University School of Medicine, 2001
  • Bachelor’s Degree, Northwestern University, 1996
  • Affiliations:
    • St. Alexius Medical Center, Hoffman Estates, Illinois
      Alexian Brothers Medical Center , Elk Grove Village, Illinois
  • Board Certifications:
    • Internal Medicine, 2004
    • Pulmonary Medicine, 2006
    • Critical Care Medicine, 2007
    • Sleep Medicine, 2009
  • Licensure:
    • Illinois State License
    • State Controlled Substance
  • Professional Interests: Sleep Disorders, Interstitial Lung Disease, Sleep Sleep Apnea
  • Prof Memberships: Am. College of Chest Physicians, Am Thoracic Society, Am Soc of Sleep Medicine, Soc of Critical Care Medicine
  • Hometown: Skokie, IL
  • Hobbies: Snowboarding, Bicycling

Stephen Greenstein, DO

  • Specialty: Pulmonology – Board Certified in Internal Medicine, Pulmonary Disease
  • Medical Training:  Des Moines University, College of Osteopathic Medicine  1968 – 1970
  • Medical School Degree: Des Moines University, College Of Osteopathic Medicine 1970
  • Internship and Residency: Detroit Osteopathic Hospital, Michigan 1971-1973
  • Affiliations: St. Alexius Medical Center, Alexian Brothers Medical Center, Northwest Community Hospital

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