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Lia Penn

Lia Penn, MD, MHS

Addiction Medicine

Accepting New Patients

Highlights

Age Groups Seen

  • Young Adult 18-25
  • Adult 26-64
  • Older Adult 65+

Languages

  • Spanish
  • English

Gender

Female

Johns Hopkins Affiliations:

  • Johns Hopkins School of Medicine Faculty

About Lia Penn

Primary Academic Title

Instructor in Medicine

Johns Hopkins Physician

Logo for Johns Hopkins Physician

Locations

  1. Levi Watkins, Jr., M.D., Outpatient Center

Expertise

Education

  • Fellowship: Johns Hopkins University School of Medicine, Addiction Medicine, 2024
  • Residency: Johns Hopkins Bayview Medical Center, Internal Medicine, 2023
  • Medical Education: Penn State College of Medicine, MD, 2020
  • Graduate School: Johns Hopkins Bloomberg School of Public Health, Biochemistry and Molecular Biology, MHS, 2016

Board Certifications

  • Addiction Medicine: American Board of Preventive Medicine, 2025
  • Internal Medicine: American Board of Internal Medicine, 2023

Ratings & Reviews

5 out of 5

52 ratings, 26 reviews

The Patient Rating score is an average of all responses to physician related questions on the national CG-CAHPS Medical Practice patient experience survey through Press Ganey. Responses are measured on a scale of 1 to 5, with 5 being the best score. Comments are also gathered from our CG-CAHPS Medical Practice Survey through Press Ganey and displayed in their entirety. Patients are de-identified for confidentiality and patient privacy.

Overall Rating by Patient
Provider Listened Carefully
Provider Explained Things Clearly
Provider Knew Medical History
Provider Showed Respect
Provider Spent Enough Time
Search reviews
    5 out of 5 stars
    Reviewed on 3/19/2026

    My transition from [staff] (after ~15 years) to Dr Penn has been great. I feel I have the same level of care.

    5 out of 5 stars
    Reviewed on 3/3/2026

    Dr. Penn is professional, knowledgeable, and caring. She is the perfect balance of brains and bedside. I am lucky to have found her.

    5 out of 5 stars
    Reviewed on 3/3/2026

    Dr. Penn is always efficient. We have a good relationship. Shows genuine interest and concern. Has what I need and expect from my primary care provider.

    5 out of 5 stars
    Reviewed on 2/19/2026

    Excellent

    5 out of 5 stars
    Reviewed on 2/5/2026

    Dr. Penn is a good provider. She listens and look for ways to help with your health.

    5 out of 5 stars
    Reviewed on 1/22/2026

    Excellent listening skills, wealth of knowledge to give you when you ask her any question about your health.

    5 out of 5 stars
    Reviewed on 1/6/2026

    I feel better, the test she requested helped point out my problem.

    5 out of 5 stars
    Reviewed on 1/6/2026

    She is excellent, very thorough to define my problems.

    5 out of 5 stars
    Reviewed on 1/6/2026

    Exemplified genuine concern about overall health. Actively listen to my thoughts/concerns about health and medications.

    5 out of 5 stars
    Reviewed on 12/29/2025

    Very professional, knowledgeable and able to explain things in a manner that was easy to grasp.

    5 out of 5 stars
    Reviewed on 12/18/2025

    She is great!

    5 out of 5 stars
    Reviewed on 12/16/2025

    EXCELLENT! Exceptional, knowledgeable, caring clinician.

    5 out of 5 stars
    Reviewed on 12/8/2025

    Dr. Penn is extremely thorough, up to date on medical care and caring. I am very pleased that she is my PCP and I have recommended her to my family and friends.

    5 out of 5 stars
    Reviewed on 11/21/2025

    She was spectacular, easy to talk to and put me at ease.

    5 out of 5 stars
    Reviewed on 11/18/2025

    She is very thorough about my health situation!

    5 out of 5 stars
    Reviewed on 10/28/2025

    An exceptional physician with a very deep understanding of medicine and treatment priorities

    5 out of 5 stars
    Reviewed on 10/9/2025

    Extremely caring an excellent listener.

    5 out of 5 stars
    Reviewed on 9/18/2025

    Dr Penn is awesome!!! She ordered additional tests and she confirmed what she expected I had and I had surgery to correct my problem. She is extremely thorough and I am blessed she is my doctor.

    5 out of 5 stars
    Reviewed on 9/16/2025

    Dr. Penn is knowledgeable and compassionate. She takes the time to review the patient chart before the visit and is kind.

    5 out of 5 stars
    Reviewed on 9/8/2025

    Very nice always ask if there are any questions needed answers.

    5 out of 5 stars
    Reviewed on 8/28/2025

    She listens and works with me

    5 out of 5 stars
    Reviewed on 8/21/2025

    An excellent provider. Always professional, courteous and patient. She makes sure you are aware of all that is going on with your health and explains steps needed for improvement and validates your accomplishments.

    5 out of 5 stars
    Reviewed on 6/9/2025

    Dr. Penn was excellent. She was thoughtful and offered great knowledge and insight to all the questions I asked of her.

    5 out of 5 stars
    Reviewed on 6/5/2025

    Dr. Penn is attentive and very responsive. She involved me in the decision making process about starting a new medication. She is also very thorough. I trust in her medical knowledge to expertly care for me and my health issues.

    5 out of 5 stars
    Reviewed on 5/29/2025

    Dr Penn is an exceptional provider. She starts the visit by soliciiting my concerns and spends sufficient time to address them all before moving on to her priority tasks.

    5 out of 5 stars
    Reviewed on 5/20/2025

    Dr. Penn is an exceptionally good physician. My well-being is at the forefront. She genuinely cares. She always has suggestions. She's the best!