Penn Medicine Provider
Reproductive Endocrinology and Infertility
Marissa S. Weiss, MD, MSCE
she/her/hers
4.9
(169)
LGBTQ+ affirming provider
Additional provider information
Accepting new patients
Sees patients age 18 and up
Penn Fertility Care
Make an appointmentCall 800-789-7366

About me

  • Assistant Professor of Obstetrics and Gynecology at the Hospital of the University of Pennsylvania

Education and training

  • Medical School: Emory University
  • Residency: Northwestern Memorial Hospital
  • Fellowship: Hospital of the University of Pennsylvania

What my patients think about me

Average Rating
4.9

171 reviews

Comments are submitted by patients and reflect their views and opinions. The comments are not endorsed by and do not necessarily reflect the views of Penn Medicine.

August 2025
5.0
5.0
very caring and knowledgeable
August 2025
5.0
5.0
she's an excellent provider who understands the sensitive nature of each visit. she knew exactly what to say!
July 2025
5.0
5.0
she is amazing
July 2025
5.0
5.0
the provider was knowledgeable, clear, caring and everything you would want from a medical professional.

Insurance accepted

My Locations

Penn Medicine hospital privileges

  • Hospital of the University of Pennsylvania: Has privileges to treat patients in the hospital.
  • Pennsylvania Hospital: Has privileges to treat patients in the hospital.
  • Penn Presbyterian Medical Center: Has privileges to treat patients in the hospital.
  • Princeton Medical Center: Has privileges to treat patients in the hospital.
Dr. Weiss is a Penn Medicine physician.

Qualifications and experience

Treatments and Conditions

My research

Acker* A, Weiss* MS, Dokras A, Senapati S Early Attrition After Access to Fertility Care: Racial Disparities in Completion Rates of the Diagnostic Workup. , Fertil Steril, S0015-0282(25)00588-6: 2025 Online ahead of print, *contributed equally

Suh D, Yan P, Dunn RL, Norton EC, Dalton VK, Marsh EE, Weiss MS, Dupree JM Using national in vitro fertilization registries to validate clinical outcomes after in vitro fertilization covered by health insurance. , Fertil Steril, 123(6):1029-1038: 2025

Cannarella R, Leitner DV, Weiss M, Vij SC Testicular function and fertility outcomes in males with CF: A multi center retrospective study of men with congenital bilateral absence of the vas deferens based on CFTR mutation status. , J Clin Trans Endocrinol, 40:100388: 2025

Swinney B, Phyllis Yan P, Peipert BJ, Dunn RL, Suh D, Dalton VK, Marsh EE, Norton EC, Dupree JM, Weiss MS State-wide in vitro fertilization (IVF) insurance coverage mandates and IVF utilization in a national sample of privately insured patients. , American Society of Reproductive Medicine Scientific Congress & Expo, San Antonio, TX: 2025

Swinney B, Yan P, Peipert BJ, Rodney L. Dunn RL, Suh D, Dalton VK, Marsh EE, Norton EC, Dupree JM, Weiss MS In Vitro Fertilization (IVF) state mandates and racial differences in IVF utilization: insights from claims data. , American Society of Reproductive Medicine Scientific Congress & Expo, San Antonio, TX: 2025

Dupree JM, Peipert BJ, Swinney B Yan P, Dunn RL, Suh D, Dalton VK, Mars EE, Norton EC, Weiss MS Out of pocket In Vitro Fertilization cycles are associated with higher maternal intensive care use in a national sample of privately insured patients. , American Society of Reproductive Medicine Scientific Congress & Expo, San Antonio, TX: 2025

Peipert BJ, Swinney B, Yan P, Dunn RL, Suh D, Dalton VK, Marsh EE, Norton ED, Weiss MS, Dupree JM Insurance coverage and IVF outcomes in the United States: A national claims-based study of privately insured patients. , American Society of Reproductive Medicine Scientific Congress & Expo, San Antonio, TX: 2025

Weiss MS, Yan P, Dunn RL, Suh D, Norton EC, Dalton VK, Marsh EE, Dupree JM It's not just money: Racial disparities in use of in vitro fertilization persist regardless of state health insurance mandates. , American Urological Association's Annual Meeting, San Antonio, TX: 2024

Suh D, Weiss MS, Sriram S, Kirkland A, Dupree JM Factors influencing decision making during in vitro fertilization among reproductive-aged males. , American Urological Association's Annual Meeting, San Antonio, TX: 2024

Weiss MS, Marsh EE Navigating Unequal Paths: Racial Disparities in the Infertility Journey. , Obstet Gynecol, 142(4):940-947: 2023