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Stephanie Factor

  • ASSISTANT PROFESSOR Medicine, Infectious Diseases
  • ASSISTANT PROFESSOR Obstetrics, Gynecology and Reproductive Science
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  • Infectious Disease

  • American Board of Internal Medicine


  • MPH, Johns Hopkins University

  • MD, Johns Hopkins University

  • Residency, Internal Medicine
    Columbia-Presbyterian Medical Center

  • Fellowship, Infectious Disease
    Columbia-Presbyterian Medical Center


    Dr. Factor is an internist, and infectious disease specialist and an epidemiologic researcher. Her work at the Centers for Disease Control and Prevention focused on the prevention of diseases due to respiratory pathogens and the prevention of respiratory illness in general. She specifically studied the epidemiology of infections due to group A Streptococcus, group B Streptococcus, Streptococcus pneumoniae, and Haemophilus influenzae and the prevention of SARS and childhood pneumonia. Her work for the New York City Department of Health and Mental Hygiene focused on prevention of large-scale public health emergencies including preparedness planning for bioterrorism attacks and pandemic influenza. Her current research interests include the epidemiology of emerging pathogens and prevention strategies for influenza. She is the course director for the Epidemiology Course, part of the core curriculum for a Masters in Public Health at the Mount Sinai School of Medicine.


  • 2013 -
    Graduate School Faculty Teaching Award
    Graduate School at the Icahn School of Medicine at Mount Sinai

  • 2013 -
    Alpha Omega Alpha

  • 2011 -
    Junior Faculty Award
    Mount Sinai School of Medicine

  • 2010 -
    Delta Omega


Factor SH, Levine OS, Nassar A, Potter J, Fajardo A, O'Sullivan MJ, Schuchat A. Impact of a risk-based prevention policy on neonatal group B streptococcal disease. Am J Obstet Gynecol 1998 December; 179(6): 1568-1571.

Factor SH, Whitney C, Zywicki S, Schuchat A, Abc Surveillance Team . Adoption of the 1996 group B streptococcal (GBS) consensus guidelines are associated with less disease in 1997. OBGYN 2000 March; 95(3): 377-382.

Factor SH, Schillinger JA, Kalter HD, Saha S, Begum H, Hossain A, Hossain M, Dewitt V, Hanif M, Khan N, Perkins P, Black RE, Schwartz B. Diagnosis and management of febrile children using the WHO/UNICEF guidelines for the integrated management of childhood illness in Dhaka, Bangladesh. Bull World Health Organ 2001; 79(12): 1096-1105.

Factor SH, Levine OS, Schwartz B, Harrison L, Farley MM, Mcgeer A, Schuchat A. Risk factors for invasive group A streptococcal disease among adults: Results from a population-based case-control study. Emerg Infect Dis 2003; 9(8): 970-977.

Factor SH, Laclaire L, Bronsdeon M, Suleymanova F, Atlynbaeva G, Kadrivov BA, Shamieva U, Dowell SF, Schuchat A, Facklam R, Schwartz B, Chorba T. Streptococcus pneumoniae and Haemophilus influenzae type b Carriage, Central Asia. Emerg Infect Dis 2005 September; 11(9): 1476-1479.

Factor SH, Levine OS, Harrison LH, Farley MM, Mcgeer A, Skoff T, Wright C, Schwartz B, Schuchat A. Risk factors for pediatric invasive group A streptococcal disease. Emerg Infect Dis 2005 July; 11(7): 1062-1066.

Factor SH, Sackoff JE, Raj-Singh S, Wu Y, Monserrate J, Munsiff S, Vlahov D. Street-outreach improves detection but not referral for drug users with latent tuberculosis, New York City. Substance use & misuse 2011; 46(14).

Swedish KA, Factor SH, Goldstone SE. Prevention of recurrent high-grade anal neoplasia with quadrivalent human papillomavirus vaccination of men who have sex with men: a nonconcurrent cohort study. Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 2012 Apr; 54(7).

Factor SH, Lo Y, Schoenbaum E, Klein RS. Incident hypertension in older women and men with or at risk for HIV infection. HIV medicine 2013 Jul; 14(6).

Perumalswami PV, Factor SH, Kapelusznik L, Friedman SL, Pan CQ, Chang C, Di Clemente F, Dieterich DT. Hepatitis Outreach Network: a practical strategy for hepatitis screening with linkage to care in foreign-born communities. Journal of hepatology 2013 May; 58(5).

Kapelusznik L, Varela D, Montgomery SP, Shah AN, Steurer FJ, Rubinstein D, Caplivski D, Pinney SP, Turker D, Factor SH. Chagas disease in Latin American immigrants with dilated cardiomyopathy in New York City. Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 2013 Jul; 57(1).

Bigelow CA, Pereira GA, Warmsley A, Cohen J, Getrajdman C, Moshier E, Paris J, Bianco A, Factor SH, Stone J. Risk factors for new-onset late postpartum preeclampsia in women without a history of preeclampsia. American journal of obstetrics and gynecology 2014 Apr; 210(4).

Factor SH, Cooperstein A, Pereira GA, Goldstone SE. Are colon and rectal surgeons ready to screen for anal dysplasia? Results of a survey on attitudes and practice. Sexually transmitted diseases 2014 Apr; 41(4).

Bigelow CA, Factor SH, Moshier E, Bianco A, Eddleman KA, Stone JL. Timing of and outcomes after selective termination of anomalous fetuses in dichorionic twin pregnancies. Prenatal diagnosis 2014 Aug;.

Industry Relationships

Physicians and scientists on the faculty of the Icahn School of Medicine at Mount Sinai often interact with pharmaceutical, device and biotechnology companies to improve patient care, develop new therapies and achieve scientific breakthroughs. In order to promote an ethical and transparent environment for conducting research, providing clinical care and teaching, Mount Sinai requires that salaried faculty inform the School of their relationships with such companies.

Dr. Factor did not report having any of the following types of financial relationships with industry during 2015 and/or 2016: consulting, scientific advisory board, industry-sponsored lectures, service on Board of Directors, participation on industry-sponsored committees, equity ownership valued at greater than 5% of a publicly traded company or any value in a privately held company. Please note that this information may differ from information posted on corporate sites due to timing or classification differences.

Mount Sinai's faculty policies relating to faculty collaboration with industry are posted on our website. Patients may wish to ask their physician about the activities they perform for companies.

Insurance Information

Physicians who provide services at hospitals and facilities in the Mount Sinai Health System might not participate in the same health plans as those Mount Sinai hospitals and facilities (even if the physicians are employed or contracted by those hospitals or facilities).

Information regarding insurance participation and billing by this physician may be found on this page, and can also be obtained by contacting this provider directly. Because physicians insurance participation can change, the insurance information on this page may not always be up-to-date. Please contact this physician directly to obtain the most up-to-date insurance information.

Insurance and health plan networks that the various Mount Sinai Health System hospitals and facilities participate in can be found on the Mount Sinai Health System website.

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