Jenna S. Mammen, MD, PhD
Endocrinology
Hospital Medicine
- Johns Hopkins School of Medicine Faculty
4.8 of 5 stars
116 Ratings, 37 Reviews31 Insurances Accepted
View allAbout
Primary Academic Title
Background
Research Interests
Research Summary
Selected Publications
Honors
Memberships
Additional Training
Locations
- Johns Hopkins Bayview Medical Center
- 4940 Eastern Avenue, Bayview Medical Offices, Level 01 (G), Clinic 4, Baltimore, MD 21224
- phone: 410-955-9270
- fax: 410-367-2042
- Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville
- 10751 Falls Road, Falls Concourse STE 412, Lutherville, MD 21093
- phone: 410-955-9270
- fax: 410-367-2042
- Johns Hopkins Outpatient Center
- 601 North Caroline Street, Floor 7, Baltimore, MD 21287
- phone: 410-955-9270
- fax: 410-367-2042
Expertise
Education
Johns Hopkins University School of Medicine
Fellowship, Endocrinology, 2010Johns Hopkins University School of Medicine
Residency, Medicine, 2006Johns Hopkins Bloomberg School of Public Health
Graduate School, PhD, 2004Johns Hopkins University School of Medicine
Medical Education, MD, 2004Board Certifications
Endocrinology Diabetes and Metabolism
American Board of Internal Medicine, 2010Insurance
- Aetna
- Amerigroup District of Columbia
- AmeriHealth Caritas District of Columbia
- Beech Street
- Blue Cross Blue Shield Federal Employee Program (FEP)
- CareFirst
- Cigna
- Evernorth Behavioral Health
- First Health
- Geisinger Health Plan
- HealthSmart/Accel
- Humana
- JAI Medical Systems
- Johns Hopkins Health Plans
- Kaiser Permanente
- KeyCare
- Maryland Physicians Care
- Medicaid Maryland
- Medicare Maryland
- MedStar Family Choice District of Columbia
- MultiPlan
- Pennsylvania's Preferred Health Networks (PPHN)
- Point Comfort Underwriters
- Private Healthcare Systems (PHCS)
- Provider Partners Advantage HMO SNP Medicare Advantage
- South Central Preferred (SCP)
- Superior Vision
- TRICARE (Humana Military East)
- UnitedHealthcare
- Veteran Affairs Community Care Network (Optum-VACCN)
- Wellpoint (Amerigroup MD)
Reviews
4.8 of 5 stars
116 Ratings, 37 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 4/17/2024
Dr Mammen always takes time to listen and explain
- 5 out of 5 starsReviewed on 4/17/2024
Dr. Mammen is a very good communicator, answering all questions thoroughly and efficiently.
- 5 out of 5 starsReviewed on 4/16/2024
Dr. Jennifer Mammen , was very thorough and spoke with me in detail about the nodules on my thyroid. Put my mind at ease with this condition
- 5 out of 5 starsReviewed on 4/16/2024
Knowledgeable, professional, informed about my medical history
- 5 out of 5 starsReviewed on 4/7/2024
Great doctor and visit
- 5 out of 5 starsReviewed on 4/7/2024
Excellent listener
- 5 out of 5 starsReviewed on 4/2/2024
Outstanding!
- 5 out of 5 starsReviewed on 3/24/2024
Detailed explanation of how my thyroid worked in words, I could understand.
- 5 out of 5 starsReviewed on 3/13/2024
Exceeded my expectations in so many ways. I am grateful to have visit with Dr. Mammen.
- 5 out of 5 starsReviewed on 2/25/2024
I was most impressed with the thoughtful professionalism and vast knowledge. Her communication skills were exceptional.
- 5 out of 5 starsReviewed on 2/15/2024
Very knowledgeable and felt comfortable
- 5 out of 5 starsReviewed on 2/14/2024
Very easy to communicate with
- 5 out of 5 starsReviewed on 2/13/2024
Love Doctor Mammen, she is always informative and straightforward.
- 5 out of 5 starsReviewed on 2/7/2024
Showed caring concern for my lifelong condition & age. I felt I received the kind of care I expect from Johns Hopkins doctors.
- 5 out of 5 starsReviewed on 2/7/2024
Both my Drs. Were attentive and look at other possible issues I may have.
- 5 out of 5 starsReviewed on 1/31/2024
I was extremely impressed with Dr. Mammen's professionalism and competence.
- 5 out of 5 starsReviewed on 1/17/2024
Extremely professional and patient.
- 5 out of 5 starsReviewed on 1/10/2024
She was well prepared for the visit . Reviewed all recent treatment and results . Told options for next steps with treatment and what actions I need to take next
- 5 out of 5 starsReviewed on 1/10/2024
Dr. Mammen listened to my problems, she was very knowledgeable, and helpful.
- 5 out of 5 starsReviewed on 12/20/2023
Dr. Jennfer Sophie Mammen is very nice and patient. She explains the reason for the test ordered and what she thinks the results may be.
- 5 out of 5 starsReviewed on 12/14/2023
My first visit with Dr. Mammen
- 5 out of 5 starsReviewed on 11/26/2023
Dr. Mammen was EXCELLENT. The resident Dr that spoke with me was also very good.
- 4 out of 5 starsReviewed on 11/14/2023
Very courteous listen well did e everything to help to come a conclusion to resolve my
- 5 out of 5 starsReviewed on 11/8/2023
Long time with this Doctor. She is thorough and expal
- 5 out of 5 starsReviewed on 10/19/2023
Dr. Mammen was awesome. She explained my condition to me like I have never been told before.
- 5 out of 5 starsReviewed on 10/15/2023
Dr. Mammen has an excellent bedside manner and took her time with me In answering my questions. She was able to view images in my patient portal that were not in her system and those images are being sent to her. I am happy with her care plan and future follow-up plan. Provider was very thorough and detailed in her explanations.
- 5 out of 5 starsReviewed on 10/11/2023
She understands my condition and knows just how to treat me to improve my health
- 5 out of 5 starsReviewed on 10/5/2023
Dr. Mammen was exceptional!! Very knowledgeable, empathetic, and a great personality.
- 5 out of 5 starsReviewed on 9/21/2023
Was good
- 5 out of 5 starsReviewed on 9/13/2023
Good people do good work!
- 5 out of 5 starsReviewed on 9/6/2023
Very informative - caring - good explanations
- 5 out of 5 starsReviewed on 9/6/2023
I highly recommend Dr Mammen to all my family & friends!
- 5 out of 5 starsReviewed on 8/24/2023
DR. MAMMEN WAS EXCELLENT. She reviewed my past history carefully and explained everything to me.
- 5 out of 5 starsReviewed on 8/24/2023
This was the first time seeing this provider
- 5 out of 5 starsReviewed on 8/23/2023
Very professional and took the time to listen to what I had to say
- 5 out of 5 starsReviewed on 8/2/2023
Provider always respond to me.
- 5 out of 5 starsReviewed on 8/1/2023
Dr. Mammen is excellent.