
Marci Laudenslager, MD, MHS
Bariatric MedicineInternal Medicine
Highlights
Age Groups Seen
- Young Adult 18-25
- Adult 26-64
- Older Adult 65+
Languages
- English
In-Network Plans
View All Accepted Plans (12)Gender
FemaleJohns Hopkins Affiliations:
- Johns Hopkins School of Medicine Faculty
About Marci Laudenslager
Primary Academic Title
Assistant Professor of Medicine
Johns Hopkins Physician
Background
Marci Laudenslager, MD MHS DABOM (pronounced "law-den-slay-ger") is an obesity medicine physician in the Johns Hopkins Healthful Eating, Activity & Weight Program. She is a Diplomate of the American Board of Obesity Medicine. Her clinical expertise is in obesity and obesity-associated disorders; her portfolio also includes medical education as well as clinical, translational, and epidemiologic research.
The Johns Hopkins Healthful Eating, Activity & Weight Program offers a variety of services to support weight loss and management of chronic disease. In her practice, Dr. Laudenslager designs weight management plans that blend lifestyle behavior change strategies (nutrition, activity, sleep, stress, mental and emotional health) with medications and surgery. She was recognized as a "Top Weight Management Doctor" by Baltimore Magazine in 2021, 2022, 2023, and 2024.
Dr. Laudenslager is an educator and researcher - her work is specifically focused on the educational gap that exists in obesity medicine. She teaches learners at all levels of medical training and designs curricula aimed at improving obesity medical education.
Dr. Laudenslager received her doctor of medicine degree from Drexel University College of Medicine. She completed her internal medicine residency at the Hoftra Northwell Internal Medicine Residency Program where she additionally served as Chief Resident. She became a Harvard Macy Scholar during her year as Chief Resident. Dr. Laudenslager received her Master of Health Science degree from The Johns Hopkins Bloomberg School of Public Health and completed her General Internal Medicine Fellowship training at The Johns Hopkins University School of Medicine.
Centers and Institutes
PubMed - Publications
https://www.ncbi.nlm.nih.gov/myncbi/1TAEB6dZxiKQ7/bibliography/public/
Selected Publications
Laudenslager M, Chaudhry ZW, Rajagopal S, Clynes S, Gudzune KA. Commercial weight-loss programs in the management of obesity: an update. Curr Obes Rep. 2021 Jun;10(2):90-99
Laudenslager M, Lazo M, Wang D, Selvin E, Chen P, Pankow J, Clark JM. Association between the soluble receptor for advanced glycation end products (sRAGE) and NAFLD in participants in the Atherosclerosis Risk in Communities Study. Dig Liver Dis. 2021 Jul;53(7):873-878
Diskin SJ, Hou C, Glessner JT, Attiyeh EF, Laudenslager M, Bosse K, Cole K, Mosse YP, Wood A, Lynch JE, Pecor K, Diamond M, Winter C, Wang K, Kim C, Geiger EA, McGrady PW, Blakemore AI, London WB, Shaikh TH, Bradfield J, Grant SF, Li H, Devoto M, Rappaport ER, Hakonarson H, Maris JM. Copy number variation at 1q21.1 associated with neuroblastoma. Nature. 2009 Jun 18;459(7249):987-91. Experimental data gathering, data analysis, manuscript revision
Maris JM, Mosse YP, Bradfield JP, Hou C, Monni S, Scott RH, Asgharzadeh S, Attiyeh EF, Diskin SJ, Laudenslager M, Winter C, Cole KC, Glessner JT, Kim C, Frackelton EC, Casalunovo T, Eckert AW, Cappasso M, Rappaport EF, McConville C, London WB, Seeger RC, Rahman N, Devoto M, Grant SF, Li H, Hakonarson H. Chromosome 6p22 locus associated with clinically aggressive neuroblastoma. N Engl J Med. 2008 Jun 12;358(24):2585-93
Mosse YP, Laudenslager M, Longo L, Cole KC, Wood A, Attiyeh EF, Laquaglia MJ, Sennett R, Lynch JE, Perri P, Laureys G, Speleman F, Kim C, Hou C, Hakonarson H, Torkamani A, Schork NJ, Brodeur GM, Tonini GP, Rappaport E, Devoto M, Maris JM. Identification of ALK as a Major Neuroblastoma Predisposition Gene. Nature. 2008 Oct 16;455(7215):930-5
Courses & Syllabi
Topics in Interdisciplinary Medicine: Nutrition and Behavior Change, 12/15/20
Honors
- Top Doctor, Baltimore Magazine, 2021
- Top Doctor, Baltimore Magazine, 2022
- Alpha Omega Alpha Honor Medical Society
- Chief Resident, 1/1/17
Memberships
- The Obesity Society
Additional Training
MHS: Johns Hopkins Bloomberg School of Public Health (2019)
Locations
- Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville
- 10753 Falls Road, Pavilion II, STE 305, Lutherville, MD 21093
- Get Directions
- phone: 410-955-0670
- fax: 410-616-7421
Expertise
Education
- Fellowship: Johns Hopkins University School of Medicine, Internal Medicine, 2021
- Graduate School: Johns Hopkins Bloomberg School of Public Health, Clinical Investigation, MHS, 2019
- Residency: Long Island Jewish Medical Center, Internal Medicine, 2018
- Medical Education: Drexel University College of Medicine, MD, 2014
Board Certifications
- Obesity Medicine: American Board of Obesity Medicine, 2020
- Internal Medicine: American Board of Internal Medicine, 2017
Insurance
- Aetna
- CareFirst
- Cigna
- First Health
- Geisinger Health Plan
- HealthSmart/Accel
- Johns Hopkins Health Plans
- MultiPlan
- Pennsylvania's Preferred Health Networks (PPHN)
- Point Comfort Underwriters
- Private Healthcare Systems (PHCS)
- Veteran Affairs Community Care Network (Optum-VACCN)
Ratings & Reviews
4.9 out of 5
160 ratings, 74 reviewsThe 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.
- 5 out of 5 starsReviewed on 3/11/2026
Dr Laudenslager is excellent at her medics specialty, but more than that, she communicates deep caring for patients.
- 5 out of 5 starsReviewed on 3/10/2026
Dr.L was wonderful. Patient, eye contact, listeners I rambled, supportive
- 5 out of 5 starsReviewed on 3/10/2026
Very caring and compassionate
- 5 out of 5 starsReviewed on 3/6/2026
Dr Laudenslager is very caring, listens and is concerned about my well being.
- 5 out of 5 starsReviewed on 3/5/2026
Dr. L is thorough and professional. She is extremely knowledgeable about field of obesity medicine and offers practical, useful guidance. I feel as if she has a true commitment to her specialty and is dedicated to the well-being of her patients.
- 5 out of 5 starsReviewed on 2/18/2026
I have never had a more intuitive and talented doctor.
- 5 out of 5 starsReviewed on 2/17/2026
Very knowledgeable and professional
- 5 out of 5 starsReviewed on 2/12/2026
She is detailed, supportive, extremely knowledgeable, very kind, very motivating, and I am confident in her ability to treat me.
- 5 out of 5 starsReviewed on 2/12/2026
Extremely compassionate and empathetic. Very knowledgeable and helpful in guiding me through my health journey!
- 5 out of 5 starsReviewed on 2/11/2026
Dr. L is very attentive.
- 5 out of 5 starsReviewed on 2/11/2026
Dr. L is caring, considerate, knowledgeable, gave excellent information, etc.
- 5 out of 5 starsReviewed on 2/10/2026
Dr. L is wonderful.
- 5 out of 5 starsReviewed on 2/4/2026
She is a phenomenal and caring Physician. I am elated to to receive treatment.
- 5 out of 5 starsReviewed on 2/3/2026
Dr. Laudenslager is the best overall physician I have ever had in my 34 years at Johns Hopkins.
- 5 out of 5 starsReviewed on 1/27/2026
Dr. Laudenslager is professional, kind, and compassionate. I feel very comfortable with her trust her opinion, and follow her instructions with confidence.
- 5 out of 5 starsReviewed on 1/23/2026
This was the first in a series of visits I'll have. It was terrific and I'm encouraged for success.
- 5 out of 5 starsReviewed on 1/23/2026
Dr Laudenslager is thoughtful and caring in her approach. She is helping me to improve my overall health.
- 5 out of 5 starsReviewed on 1/22/2026
Dr L is a wealth of knowledge and helps me manage total health, and medications, while focusing on weight loss in a healthy way
- 5 out of 5 starsReviewed on 1/22/2026
Dr. L. Is extremely knowledgable about her field of obesity medicine. During every video visit, she is upbeat, enthusiastic, and well-prepared. I have found these sessions to be extremely valuable.
- 5 out of 5 starsReviewed on 1/22/2026
I've been seeing Dr. Laudenslager since 2020 when she was my internist. Now she Is my Health and wellness doctor. Last year my other internist moved on, and my new internist is [staff] which is also my wife's doctor, another superior doctor. I couldn't be happier. They team together to provide me with the best possible care, as all the rest of my care team.
- 5 out of 5 starsReviewed on 1/21/2026
Dr. Laudenslager was very attentive and personable. She listened to everything I had to say and answered all of my questions. She gave me great advice on things going on in my life that made perfect sense.
- 5 out of 5 starsReviewed on 1/20/2026
She has made dietary suggestions that have made a big impact on my lab tests.
- 5 out of 5 starsReviewed on 1/15/2026
Dr. L is very knowledgeable and shows me respect.
- 5 out of 5 starsReviewed on 1/15/2026
Loved the online group experience
- 5 out of 5 starsReviewed on 1/14/2026
She was very helpful . I made her laugh and we had a good conversation
- 5 out of 5 starsReviewed on 1/13/2026
Dr. L is very empathetic and provides me with good information. I enjoy my visits with her.
- 5 out of 5 starsReviewed on 12/30/2025
Dr. L is wonderful- she is empathetic, knowledgeable, and has a game plan for my care.
- 5 out of 5 starsReviewed on 12/23/2025
Dr Laudenslager is a wonderful provider and has supported me in my weight loss journey. It was a blessing to be able to become her patient and have a provider who would hear me and my weight gain issues.
- 5 out of 5 starsReviewed on 12/23/2025
Dr. L is a treasure!!!
- 5 out of 5 starsReviewed on 12/19/2025
Dr. Laudenslager is empathetic and thoughtful in her approach to my care.
- 5 out of 5 starsReviewed on 12/17/2025
Marci was absolutely incredible! She is the best provider I have ever worked with by listening to my concerns, discussing care options and maintaining a full picture of my health and safety.
- 5 out of 5 starsReviewed on 12/17/2025
Dr. Laudenslager proves again and again, with every visit, her excellent quality of care, her knowledge and compassion.
- 5 out of 5 starsReviewed on 12/16/2025
Dr. L is an excellent doctor. She listens to your concerns, She is professional and caring.
- 5 out of 5 starsReviewed on 12/12/2025
Dr. L is smart, knowledgeable and kind. She is very supportive and always has practical tips for how to manage eating, stress and life!
- 5 out of 5 starsReviewed on 12/12/2025
Excellent team member!
- 4 out of 5 starsReviewed on 12/5/2025
The two people performing the online class are very knowledgeable. When you are taken out of the room to talk to the provider then you miss part of the talk.
- 5 out of 5 starsReviewed on 12/2/2025
My visit with Dr. Laudenslager was exceptional. She listened well, clearly understands the difficulty in starting a weight loss program during the holidays and made excellent suggestions on how to navigate this time of the year.
- 5 out of 5 starsReviewed on 11/25/2025
Excellent compassionate and skilled.
- 5 out of 5 starsReviewed on 11/19/2025
Very caring, and empathetic
- 5 out of 5 starsReviewed on 11/19/2025
Dr Laudenslager provides excellent medical advice for my condition
- 5 out of 5 starsReviewed on 11/13/2025
Best provider on my care team!
- 5 out of 5 starsReviewed on 10/15/2025
She is caring, has good suggestions and is non judgmental
- 5 out of 5 starsReviewed on 10/1/2025
She takes her time and listens very well. She seems to truly care about my overall well-being and how it's related to the rest of my care holistically.
- 5 out of 5 starsReviewed on 9/30/2025
Dr. L is one of the best physicians I have ever been blessed to have care for me. She listens carefully and is always compassionate and knowledgeable. She truly cares and I am so fortunate to be under her exceptional care.
- 5 out of 5 starsReviewed on 9/24/2025
Dr Laudenslager listens carefully to my concerns and is helping e plan ahead for a winter surgery.
- 5 out of 5 starsReviewed on 9/24/2025
Dr. Laudenslager always conducts herself with the utmost professionalism and compassion. I am extremely happy with her services. I think she does an outstanding job.
- 5 out of 5 starsReviewed on 9/23/2025
Dr. Laudenslager is a very good doctor. She is kind, helpful, knowledgeable and respectful
- 5 out of 5 starsReviewed on 9/19/2025
Dr. Laudenslager is the best doctor I have ever come across I have recommended her to several people. She goes above and beyond.
- 5 out of 5 starsReviewed on 8/29/2025
She is amazing. Highly recommend!!
- 5 out of 5 starsReviewed on 8/28/2025
Dr. Marci is an absolutely awesome medical provider. She is empathetic, caring and very professional. She actively listens and provides great medical guidance. I undoubtedly trust all of her advice and suggestions.
- 5 out of 5 starsReviewed on 8/26/2025
Dr. Laudenslager was my primary care giver prior to her health and wellness duties. She has encouraged and guided me through many life changes, such as losing over 60, lbs. Limiting my alcohol intake and changing to a healthier diet. She was ahead of the curve back in 2020 about the imprtance of protien in my diet. My friends only now are discovering it.
- 5 out of 5 starsReviewed on 8/21/2025
Dr. Laudenslager saves and improves the quality of my life every day.
- 5 out of 5 starsReviewed on 8/21/2025
Dr L. Is a compassionate provider. She displays exceptional listening skills. Dr. L offers practical suggestions. She has the ability to break down goals into manageable steps. Dr. L reviews lab work and scans and uses this data to assist with goal formation. She is an encouraging provider, and she accepts where the patient is, and helps motivate toward an improved healthy future. Please recognize Dr L for the excellent work she does with patients ! I appreciate her approach ; she is a gifted physician.
- 5 out of 5 starsReviewed on 8/19/2025
This provider is very easy to talk to as she listens first then discussed an issue with possible solutions.
- 5 out of 5 starsReviewed on 8/13/2025
Professional
- 5 out of 5 starsReviewed on 8/12/2025
She's wonderful
- 5 out of 5 starsReviewed on 8/6/2025
Dr. Laudenslager listenss to my concerns. Gives explanations to my medications in relation to my bacterial infections.Simply put she is excellent with doctor patient accessability in regard to our problems.
- 5 out of 5 starsReviewed on 8/1/2025
Dr. Laudenslager is an excellent and caring physician.
- 5 out of 5 starsReviewed on 7/24/2025
Dr Laudenslager is simply the best physician ever.
- 5 out of 5 starsReviewed on 7/18/2025
Dr L. Is Knowledgeable and insightful in weight loss management field. Alway new Ideas.
- 5 out of 5 starsReviewed on 7/17/2025
I am very pleased with this physician. She is very personable and seems genuinely interested in my health and success.
- 5 out of 5 starsReviewed on 7/16/2025
Dr. Laudenslager is a caring and very knowledgeable provider. She balances both deep knowledge and the willingness to listen and share her knowledge at exactly my level. I really appreciate that. So few doctors figure that out or are willing to take the time to do that.
- 5 out of 5 starsReviewed on 6/25/2025
Dr. Laudenslager is very kind, knowledgeable, great listener and very dedicate.
- 5 out of 5 starsReviewed on 6/12/2025
This group provides excellent patient support.
- 5 out of 5 starsReviewed on 6/10/2025
Dr. Laudenslager is an excellent physician. She truly takes the time to listen to the whole picture of my health and goals and works with me to come up with a plan that works for me and my life. She is not judgemental in any way, which is particularly important for an obesity specialist. I would recommend her to any patient.
- 5 out of 5 starsReviewed on 5/30/2025
Dr L is excellent! She is very knowledgeable, explains complex information in an understandable way, is supportive and I trust her.
- 5 out of 5 starsReviewed on 5/28/2025
Dr. Marci really listened to me, provided me with excellent advice, and ensured through MyChart that we would have a follow up visit! She had excellent ""bedside manner!""
- 5 out of 5 starsReviewed on 5/22/2025
I always have an amazing experience with Dr. Marci she always goes above and beyond
- 5 out of 5 starsReviewed on 5/21/2025
She was very thorough, empathetic and well versed in her area of expertise. I'm so glad I had an appointment with her. I've been trying to find someone for years that listened, understood and believed that the symptoms I was having was a real issue.
- 5 out of 5 starsReviewed on 5/7/2025
Dr. Laudenslager is informative, a good listener to my concerns. An open warm personality makimng it easy to connect with her regarding my concerns.
- 5 out of 5 starsReviewed on 4/24/2025
Provider is a very good listener! She is always very helpful
- 5 out of 5 starsReviewed on 4/24/2025
Give her a raise and keep her-- she is simply the best.
- 4 out of 5 starsReviewed on 4/17/2025
Dr Laudenslager is an amazing physicianShe is well informed about what she does and she makes u feel like you really matter and so matters your problem
- 5 out of 5 starsReviewed on 4/16/2025
Dr L is always very attentive to all of my questions and concerns during my visits.