Helen Carol Koenig, MD, MPH
Infectious Diseases
Accepting new patients
Sees patients age 18 and up
MacGregor Infection Medicine and Travel Program
Make an appointmentCall 800-789-7366
Penn Medicine Provider

About me

  • Medical Director, MacGregor Infectious Diseases Practices, Perelman Center for Advanced Medicine
  • Professor of Clinical Medicine (Infectious Diseases)

Education and training

  • Medical School: NewYork-Presbyterian / Weill Cornell Medical Center
  • Residency: University of Pennsylvania Health System
  • Fellowship: University of Pennsylvania Health System

What my patients think about me

Average Rating

193 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.

September 2025
dr. koenig is awesome. very thorough, smart, friendly. to sum it up, she is great.
September 2025
she always makes me feel like my health is a genuine concern and takes the time to answer all of my questions.
September 2025
she was thorough
August 2025
her knowledge and professionalism is second to none

Insurance accepted

My Locations

Penn Medicine hospital privileges

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

Qualifications and experience

Treatments and Conditions

My research

Ladines-Lim JB, Yang WT, Tebas P, O’Donnell J, Koenig H, et al Delayed diagnosis of disseminated Mycobacterium intracellulare subsp. chimaera infective endocarditis via cell-free metagenomic next-generation sequencing: a case report , ASM: 2025,online ahead of print

Yuh T, Momplaisir F, Koenig H Authors’ Response to Letter to the Editor. , AIDS Patient Care and STDs, 39(1): 2025,2

Yuh T, Lalley-Chareczko L, Zanders D, Shaw H, Spencer T, Serafin D, Koenig H, Momplaisir F Acceptability and feasibility of implementing a home-based HIV pre-exposure prophylaxis program in an urban clinic , AIDS Patient Care, 38(12): 2024,566-573

Hamilton KW, Hua E, Dutcher L, Lynch HF, Junker P, Doucette AG, Werner D, Kannel EQ, Civitello T, Gabriel P, Ahya VN, Jacobs DA, Garfall A, Pratz K, Degnan KO, Blumberg EA, Capozzi D, Craig E, Takach P, Payne AS, Gear A, Koenig H, Holzman L, Tebas P Implementation of an Approach to Equitable Allocation of SARS-CoV-2 Monoclonal Antibodies for Preexposure Prophylaxis: Experience From a Single Medical Center , Open Forum Infectious Diseases; https://doi.org/10.1093/ofid/ofae388, 11(8): 2024

Maguire C, Farmer E, Huesgen E, Rueve K, Brizzi M, Binkley A, Kear B, Chri P, Koenig HC, Sung P, Hiserodt E, Mounzer K, Rocha D, Altieri A, and Short W. Real World Virologic Outcomes of Cabotegravir/Rilpiverine in Patients with Elevated Body Mass , Poster presented at Conference on Retroviruses and Opportunistic Infections (CROI), Denver, CO: 2024

Villavicencio A, Sanchez-Covarrubias AP, Ghadimi F, Nkwihoreze H, Zelada R, McKenzie B, Koenig HC, Momplaisir FM Factors Associated with Time to COVID-19 Vaccination Among People with HIV , Poster presented at IDWeek National conference, Boston, MA: 2023

Koehler K, Serafin D, Shaw H, Van Buskirk G, Hiserodt E, Lalley-Chareczko L, Taylor E, Koenig HC A TeleHealth Programmatic Model for HIV Pre-Exposure Prophylaxis , Poster presentation at US Conference on HIV/AIDS (USCHA), Washington, D.C.: 2023

Sonalkar S, Short WR, McAllister A, Kete C, Ingeno L, Fishman J, Koenig HC, Schreiber CA, Teitelman AM Incorporating HIV Pre-Exposure Prophylaxis Care for Patients Seeking Induced Abortion and Pregnancy Loss Management , Womens Health Issues, 32(4): 2022,388-394

Bonett, S., Tam, V., Singapur, A., Min, J., Koenig, H., Wood, S. Incidence of syphilis infection and syphilis-related care utilization among adolescents and young adults living with HIV , International Journal of STD and AIDS, 33(2): 2022,136-143

Bonett S, Tam V, Singapur A, Min J, Koenig HC, Wood SM Incidence of syphilis infection and syphilis-related care utilization among adolescents and young adults living with HIV , International Journal of STD & AIDS: 2021,Online ahead of print