Maggie Lowenstein, MD, MPhil, MSHP
Internal Medicine
Accepting new patients
Sees patients age 18 and up
Penn Center for Primary Care
Make an appointmentCall 215-662-9990
Penn Medicine Provider

About me

  • Research Director, Penn Center for Addiction Medicine and Policy
  • Assistant Professor of Medicine (General Internal Medicine) at the Hospital of the University of Pennsylvania

Education and training

  • Medical School: University of Pennsylvania School of Medicine
  • Residency: UCSF Medical Center and Hospital

What my patients think about me

Average Rating

72 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.

October 2025
i received courteous and professional care in a timely manner, as i always receive.
October 2025
over the pass couple of years she basically changed my life for the better. she is truly a hero in my eyes.
September 2025
very professional and caring doctor
July 2025
very good!! and professional at her job

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. Lowenstein is a Penn Medicine physician.

Qualifications and experience

Treatments and Conditions

My research

Lowenstein Margaret, Kilaru Austin, Perrone Jeanmarie, Hemmons Jessica, Abdel-Rahman Dina, Meisel Zachary F, Delgado M Kit Barriers and facilitators for emergency department initiation of buprenorphine: A physician survey. , The American Journal of Emergency Medicine, 37(9): 2019,1787-1790

Lowenstein Margaret, Grande David, Delgado M Kit Opioid Prescribing Limits for Acute Pain - Striking the Right Balance. , The New England Journal of Medicine, 379(6): 2018,504-506

Lowenstein Margaret, Hossain Erik, Yang Wei, Grande David, Perrone Jeanmarie, Neuman Mark D, Ashburn Michael, Delgado M Kit Impact of a State Opioid Prescribing Limit and Electronic Medical Record Alert on Opioid Prescriptions: a Difference-in-Differences Analysis. , Journal of General Internal Medicine, 35: 2020,662-671

Austin S Kilaru, Aria Xiong, Margaret Lowenstein, Zachary F Meisel, Jeanmarie Perrone, Utsha Khatri, Nandita Mitra, M Kit Delgado Incidence of Treatment for Opioid Use Disorder Following Nonfatal Overdose in Commercially Insured Patients , JAMA Network Open, 3: 2020,e205852

Lowenstein Margaret, Bamgbose Olusinmi, Gleason Nathaniel, Feldman Mitchell D Psychiatric Consultation at Your Fingertips: Descriptive Analysis of Electronic Consultation From Primary Care to Psychiatry. , Journal of Medical Internet Research, 19(8): 2017,e279