Subhash Chaudhary, MD

Adjunct Professor, Department of Pediatrics - Pediatric Infectious Diseases

    About me

    Dr Subhash Chaudhary is a professor of clinical pediatrics at SIU School of Medicine, specializing in pediatric infectious diseases. He earned his medical degree from All India Institute of Medical Sciences in New Delhi, India. He has been with SIU Medicine since completing a residency in pediatrics and a fellowship in pediatrics infectious diseases at St Jude Children Research Hospital in Memphis, TN. Chaudhary is the Chair of Infection Prevention and Control at St John’s Hospital, and served as Chair of Pediatrics at Memorial Medical Center for 21 years. Board certified in pediatrics and pediatric infectious diseases, he has authored work on Pneumocystis Pneumonia and Group A Streptococcal infections in children.



    Additional languages spoken


    Education & training

    Pediatric Infectious Diseases Specialist
    Board Certifications
    Pediatric Infectious Diseases
    Medical School
    All India Institute of Medical Sciences. New Delhi, India
    St. John Research Hospital, Memphis, TN – Pediatrics
    St. Jude's Children's Research Hospital, Memphis, TN - Pediatric Infectious Diseases


    • Chaudhary, S., Hughes, W.T., Feldman S., Sanyal, S.K., Coburn, T., Ossi, M. and Cox, F. Percutaneous transthoracic needle aspiration of the lung for the diagnosis of Pneumocystis carinii pneumonitis. Am. J. Dis. Child. 1977; 131:902-907.
    • Feldman, S., Chaudhary, S., Ossi, M., and Epp, E. Varicella-zoster viremia in
    • Herpes zoster. J. Pediatr. 1977; 91:597-600.
    • Hughes, W.T., Kuhn, S., Chaudhary, S., Feldman, S.,Verzosa, M.S., Aur, R.J.A., Pratt, C. and George, S.L. Successful chemoprophylaxis for pneumocystis carinii pneumonitis. N. Engl. J. Med. 1977; 297:1419-1426.
    • Hughes, W.T., Feldman, S., Chaudhary, S., Ossi, M.J., Cox, F. and Sanyal, S.K. Comparison of pentamidine isethionate and trimethoprim-sulfamethoxazole in the treatment of Pneumocystis carinii penumonitis. J. Pediatr. 1978;92:285-291.
    • Evans, W.E., Feldman, S., Barker, L.F., Ossi, M.J. and Chaudhary, S. Use of gentamicin serum levels to individualize therapy in children. J. Pediatr. 1978;93:133-137.
    • Feldman, S., Hayes, F.A., Chaudhary, S. and Ossi, M.J. Inosiplex for localized herpes zoster in childhood cancer patients: preliminary controlled study. Antimicrob. Agents Chemother. 1978: 14:495-497.
    • Evans, W.E., Feldman, S., Ossi, M.J., Taylor, R.H., Chaudhary, S., Melton, E.T. and Baker, L.F. Gentamicin dosage in children: a randomized prospective comparison of body weight and body surface area as dose determinants. J. Pediatr. 1979; 94:139-143.
    • Rangaswami, N., Chaudhary, S., Flinn. G. and Sanyal, S.K. Idiopathic calcification of the ascending aorta in an adolescent. Am. J. Dis. Child. 1979;133:860-861.
    • Sharma, D., Chaudhary, S., Burt, W.R. and Tewari, R.P. Characteristics of delayed hypersensitivity and macrophage migration inhibition factor in mice immunized with ribosomes or live yeast cells of Histoplasma capsulatum. In E.S. Kuttin Excerpta Medica. Amsterdam, Netherlands. 1980.
    • Chaudhary, S., Tewari, R.P., VonBehren, L.A., and Roscetti, D. Antibody response in mice immunized with ribosomes from Haemophilus influenzae Type b. In: J.D. Nelson and C. Grassi (eds.) Current Chemotherapy and Infectious Disease, 1980, p. 865-5. American Society for Microbiology, Washington, D.C.
    • Chaudhary, S. and Turner, R.B. Trimethoprim-sulfamethoxazole for cholangitis following hepatic portoeterostomy for biliary atresia. J. Pediatr. 1981;99:656-658.
    • Khardori, N., Chaudhary, S., McConnachie, P. and Tewari, R.P. Characterization of lymphocytes responsible for protective immunity to histoplasmosis in mice. Mykosen 1983; 26:456-465.
    • VonBehren, L.A., Chaudhary, S., Rabinovich, S., Shu, M. and Tewari, R.P. Effect of silica on susceptibility of mice to experimental histoplasmosis. J. Reticuloendo. Soc. 1983; 34:99-111.
    • VonBehren, L.A., Chaudhary, S., Rabinovich, S., Shu, M. and Tewari, R.P. Protective effect of poly-2-vinylpyridine-N-oxide (PVNO) on the susceptibility of silica treated mice to experimental histoplasmosis. Infect. Immun. 1983;42:818-823.
    • Chaudhary, S., Bilinsky, S.A., Hennessy, J.L., Soler, S.M., Wallace, S.E., Schacht, C. and Bisno, a.L. Efficacy of penicillin and combination of penicillin and rifampin for treatment of streptococcal pharyngitis in children. J. Pediatr. 1985; 106:481-485.
    • Chaudhary, S. Penicillin V and rifampin for streptococcal pharyngitis, Reply. J. Pediatr. 1985; 107(3):825.
    • Khardori, N., VonBehren, L.A., Chaudhary, S., McConnachie, P., Strano, A. and Tewari, R.P. Cellular mediators of anti-histoplasma immunity: I. Protective immunity and cellular changes in spleens of mice immunized by sublethal infection with yeast cells of histoplasma capsulatum. Mykosen 1986;29(3):103-115.
    • Sharma, D., Khardori, N., Chaudhary, S., VonBehren, L.A., McConnachie, P. and Tewari, R.P. Cellular mediators of anti-histoplasma immunity. II. Protective immunity and delayed hypersensitivity in mice immunized by sublethal infection with yeast cells of Histoplasma capsulatum. Mykosen 1986; 29(3):116-126.
    • Granoff, D.M., Shackelford, P.G., Suarez, B.K., Nahm, M.H., Cates, K.L., Murphy, T.V., Karasic, R., Osterholm, M.T., Pandey, J.P., Daum, R.S., and the Collaborative Group. Haemophilus influenzae type B disease in children vaccinated with type B polysaccharide vaccine. N. Engl. J. Med. 1986;315:1584-1590.
    • Miale, T., Mody, N., Dick, B., Nanavati, P., Mathew, L., Boedy, R., Steinberg, M., Davis, D., McConnachie, P., Chaudhary, S., Thatcher, G. Difficulty in establishing diagnosis from single-site biopsies and bronchial washing analysis in children with leukemia following marrow transplantation. Cancer Detection and Prevention Supplement 1987; 1:165-72.
    • Wheat, L.J., Rubin, R.H., Harris, N.L., Smith, E.J., Tewari, R., Chaudhary, S., Lascari, A., Mandell, W., Harvey, G., Goldberg, D. Systemic salmonellosis in patients with disseminated histoplasmosis: case for “macrophage blockade” caused by Histoplasma capsulatum. Arch. Intern. Med. 1987; 147:561-564.
    • Chaudhary, S. Management of Streptococcal Pharyngitis. Indian J. Pediatr. 1987; 54:655-664.
    • Chaudhary, S. Mycoplasma Pneumonia. In: Interstitial Lung Diseases in Children, Laraya-Cuasay, L.R. and Hughes, W.T. eds. CRC Press, Inc. Vol. II, pp. 33-39, 1988.
    • Choudhry, V.P., Chaudhary, S. Pulmonary infections in immunocompromised children. Indian. J. Pediatr. 1989; 56:733-745.
    • Chaudhary, S. Measles (Rubeola). In: Conn’s Current Therapy. Rakel. R. ed.
    • W.B. Saunders Co., pp. 118-120, 1990.
    • Chaudhary S., Measles, mumps, rubella from infancy to adulthood. Springfield Clinic Medical Bulletin. 1992; 19(1):25-28.
    • Jacobs, R.F., Vats, T.S., Pappa, K.A., Chaudhary, S., Kletzel, M. and Becton, D.L.: Ceftazidime versus ceftazidime plus tobramycin in febrile neutropenic children. Infection 1993; 21:223-228.
    • Kumar, A. and Chaudhary, S. Pediatric Infectious Diseases: Future campaigns. Indian J. Pediatr. 1995; 62:1-2.
    • Chaudhary, S. Do we need to treat otitis media? Indian J. Pediatr. 1996; 63:433-436.
    • Chaudhary, S., Mumps. In: Conn’s Current Therapy. Rakel R. and Bope E., Elsevier Saunders Co., pp 137-138, 2005.
    • Bioterrorism Preparedness: Medicine - Public Health - Policy. Editor(s): Nancy Khardori. Published Online: 6 JUN 2006. Print ISBN: 9783527312351.
    • Suwan, Phillip T., Mogal, Suvarna, Chaudhary, Subhash. Potts’ Puffy Tumor: An Uncommon Clinical Entity. Case Reports in Pediatrics. Hindawi Publishing Corporation. Volume 2012, Article ID 386104, 4 pages. doi: 10.1155/2012/286104


    • Cerexa P903-23. A Multicenter, Randomized, Observe-Blinded, Active-Controlled Study to evaluate the safety, Tolerability, Efficacy, and Pharmacokinetics of Ceftaroline Versus Comparator in Pediatric Subjects with Acute Bacterial Skin and Skin Structure Infections (Inactive)
    • Bayer QUIP Protocol 100201. “A prospective, open-label, non-randomized, naturalistic, long-term safety surveillance, observational study of either ciprofloxacin (either as oral suspension, oral tablets or sequential IV oral therapy or purely IV therapy) or a non-quinolone antibiotic (either as oral suspension, oral tablets or sequential IV oral therapy or purely IV therapy) in the treatment of pediatric patients with infectious diagnoses.” Principal Investigator in Springfield. Expenses only (2000 – 2008) (Inactive)
    • A case-control study of non-steroidal anti-inflammatory drug use as a risk factor for group A streptococcal necrotizing fascitis in children (A Multi-Center Study, conducted by The Slone Epidemiology Unit, Boston University School of Medicine in collaboration with The Childhood and Respiratory Diseases Branch, Division of Bacterial and Mycotic Diseases, National Center for Infectious Diseases, Centers for Disease Control and Prevention). Principal Investigator in Springfield. Expenses only (07/19/96-07/98) (Inactive)
    • National enterococcus susceptibility surveillance study. (Multicenter Collaborative Study). (Inactive)
    • Co-investigator (P.I. Ronald N. Jones, M.D., Iowa city, IA). Marion Merrell Dow, Inc., $1000 (July 92-Janaury 93). (Inactive)
    • Treatment of gonococcal infections with intramuscular tropsectinomycin sulfate or ceftriaxone sodium. Co-investigator (P.I. Larry A. VonBehren, M.D.), UpJohn, Inc., $100,000 (March 89-March 90). (Inactive)
    • A randomized study to compare the efficacy and safety of ceftazidime (Fortaz) and ceftazidime plus tobramycin in the treatment of febrile neutropenic children, Principal Investigator. Glaxo, Inc., $9500 (12/5/86-08/29/88). (Inactive)
    • A comparative study of parenteral ampicillin/sulbactam versus ampicillin and chloramphenicol in the treatment of acute bacterial meningitis in infants and children. Principal Investigator. Pfizer Pharmaceuticals, $7500 (11/9/87-02/20/90). (Inactive)
    • Open non-comparative study of ampicillin/sulbactam in the treatment of Epiglottitis in infants and children. Principal Investigator. Pfizer Pharmaceuticals, $2000 (11/9/87-02/20/90). (Inactive)
    • Rifampin and penicillin for prevention of rheumatic fever. Principal Investigator. American Heart Association-Illinois Affiliate. $22,534/2 years (07/01/82-06/30/84). (Inactive)
    • A clinical study of the effects of reduced dosage on the immunogenicity and adverse effects of Diphtheria-Tetanus-Pertussis (DTP) immunization. (Pilot project). Principal Investigator. Special Start-up Funds from the Associate Dean for Research, SIU School of Medicine. $1500 (10/18/82-06/30/84). (Inactive)
    • Secretory and serologic responses to ribosomes and live cell vaccine of Haemophilus influenzae. Principal Investigator. Central Research Funds (CRC-2-40063-71), SIU School of Medicine $10,250/2 years (07/01/78-06/30/80). (Inactive)
    • Comparative efficacy of cefaclor and TMP-SMX in infants and children with otitis media. Principal Investigator. Eli Lilly and Co. (EL-638) $14,400 (06/01/79-05/30/80). (Inactive)
    • Systematic study of humoral immunity to Haemophilus influenzae in human beings. Principal Investigator. Central Research Funds (CRC-2-400634-71), SIU School of Medicine $4,480/2 years (07/01/80-06/30/82). (Inactive)
    • Comparative efficacy of clindamycin vs. nafcillin/dicloxacillin in the treatment of acute staphylococcal osteomyelitis in Children. Infectious Disease Medical Research, The Upjohn Company, Kalamazoo, Michigan. Principal Investigator. $11,000. (Inactive)
    • Immunity to Haemophilus and group B streptococcus infections. Principal Investigator. N.I.H. $102,570/4 years, $24,787/first year. Part of program project “Prevention of infectious diseases in infants.” R.P. Tewari (Program Director). (Inactive)
    • Interaction of Streptococcus pyogenes with endothelial cells. American Heart Association-Illinois Affiliate, Principal Investigator (Inactive)


    • Harbinger of Goodwill Award, 2016. Southern Illinois School of Medicine.
    • Teacher of the Year Award, Department of Pediatrics 1992-1993, and 2010-2011
    • Miracle Maker Award, 1996
    • Jonas Salk Award, 2001, March of Dimes Southern Illinois Division
    • Alpha Omega Alpha
    • Chairman’s Award, 2007
    • Leading Physician of the World, and Top Pediatrician in Springfield, Illinois, 2010, The International Association of Pediatrics