Respiratory Virus and Vaccine Information

Practice Focus Areas

This medical professional has a particular interest or expertise in:

Chronic Thromboembolic Pulmonary Hypertension
Critical Care
Pulmonary Embolism
Pulmonary Hypertension

Education

Medical Education:: MD, New York University Grossman School of Medicine - 2015
Residency:: Icahn School of Medicine at Mount Sinai/Mount Sinai Hospital - 2018
Fellowships:: McGaw Medical Center of Northwestern University - 2021

Board Certifications

American Board of Internal Medicine - Internal Medicine (Certified)
American Board of Internal Medicine/Critical Care Medicine - Critical Care Medicine (Certified)
American Board of Internal Medicine/Pulmonary Disease - Pulmonary Disease (Certified)

Faculty Profile

Assistant Professor, Feinberg School of Medicine

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Practice Groups and Affiliations

Medical Group:: Northwestern Medical Group
Alignment Category:: Northwestern Medicine Physician Network

Northwestern Medicine Regional Medical Group
On Medical Staff At:: Northwestern Memorial Hospital

Ratings and Reviews

At Northwestern Medicine, our patient’s feedback is important to us. While different care providers have their own unique strengths, we strive to be as transparent as possible with our quality of care.

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Overall Rating

4.9

4.9

384 Ratings

Reviews from Patients

45 Reviews

Reviews from Patients

45 Reviews

February 27, 2026

5.0

Great manners, knowledge, and includes me in my care choices

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February 26, 2026

5.0

Dr. Ruben is a great doctor with a great demeanor. He is very knowledgeable, and makes sure patients understand what a diagnosis means and the plan of action to address it. He is very kind helpful and patient.

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February 26, 2026

5.0

He was very patient and knowledgeable. He took the time to break everything down so I would understand the importance in every process.

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February 20, 2026

5.0

Dr. Ruben is an excellent doctor. He is very attentive to my needs. He explains things in great detail. He is absolutely the best.

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February 17, 2026

5.0

He was clear about all the information

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February 05, 2026

5.0

Overall great Dr. Very nice Dr in taking care of my needs

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January 28, 2026

5.0

The most knowledgeable and caring physician I have ever had.

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January 27, 2026

5.0

Evaluated my medical problem. Recommended appropriate care and treatment including medication and tests to observe and continue to monitor the status of my condition. Excellent Doctor who discusses progress with me.

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January 23, 2026

5.0

He takes the time to really get to know his patience and his medical expertise is amazing

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January 22, 2026

5.0

Well mannered and professional ,concerned and considerate of patient.

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January 19, 2026

5.0

Very knowable

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December 27, 2025

5.0

Took the time to answer all questions did not feel rushed

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December 16, 2025

5.0

He is very astute and willing to carefully explain.

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December 15, 2025

5.0

He explained everything that was happening and answered questions

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October 16, 2025

5.0

Trust his skill and thorough explainations.

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October 14, 2025

5.0

Good communication, very patient when answering questions

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October 14, 2025

5.0

We learned a lot with Dr.Ruben.

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October 13, 2025

5.0

Great doctor and a better person

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September 22, 2025

5.0

He is very professional and concerned about your health and your well-being .The doctor that was with him also asked questions that were related.

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September 22, 2025

5.0

Very caring and makes me confident in his treatment!

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September 11, 2025

5.0

As stated above, Dr. Mylvaganam and his entire team provide exceptional medical care.

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September 11, 2025

5.0

Dr Ruben collaborated with all my doctors and ordered aporopriate diagnostic tests for my symptoms. He communicated well

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September 09, 2025

5.0

Excellent quality of care - shows genuine concern and compassion - Dr. Mylvaganam lets the patient know that they are not alone on this medical journey.

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August 29, 2025

5.0

Very informative

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August 21, 2025

5.0

Expertise Thorough explanation Caring/ Kindness

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August 07, 2025

5.0

He takes time to explain everything about my condition and what I need to continue with getting better and better health wise i give him a 10. Excellent Dr.

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August 01, 2025

5.0

Great responses. Knew vast majority of my case and asked the right questions. Fantastic with patients.

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August 01, 2025

5.0

He is very knowledgeable, concerned, patient, thorough.

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August 01, 2025

5.0

Excellent understanding of my problem and how to proceed in treating it. Easy to talk to and communicate with . Appreciate his willingness to respond to my questions and provide answers.

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July 10, 2025

5.0

Dr Ruben always answers my questions with complete honesty and information. I feel cared for as a human not just a number.

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June 30, 2025

5.0

I appreciate his dedication to his patients.

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June 27, 2025

5.0

Knowledgeable and caring doc

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June 27, 2025

5.0

Bedside manners and the time he gives me answers questions and communication with family

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June 19, 2025

5.0

Dr. Ruben Mylvaganam is highly proficient in advanced methodologies for the treatment of complex pulmonary conditions.

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June 17, 2025

5.0

Very efficient

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June 15, 2025

5.0

Since my initial visit with Dr. Mylvaganam in November 2024, I have been very satisfied with the medical care he has provided. He is very knowledgeable in his expertise. He also treated me with the utmost respect and kindness. Therefore, I would highly recommend him to others.

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June 13, 2025

5.0

Very likeable and knowledgeable

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June 09, 2025

5.0

Thorough. Engaging. Informative without being condescending. Supportive and patient

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May 27, 2025

5.0

Always shows concern for patient and state of the art care./

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May 27, 2025

5.0

Very kind manner and very detailed explanation

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May 23, 2025

5.0

He is very knowledgeablesdn. He explains everything we're you Dan understand. .

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May 14, 2025

5.0

He was very thorough and answered all my questions in a way I could understand.

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May 07, 2025

4.0

He has sent me for additional testing to see what type of treatment to start for me

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May 06, 2025

5.0

The ultimate expert!

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May 05, 2025

5.0

Dr Ruben is excellent. Knowledgeable, caring, and concerned about me.

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Disclosures

Industry Relationships

Consulting

Faculty member and/or their immediate family have engaged in activities such as speaking, advising, consulting, or providing educational programs for the following companies or other entities

Actelion Pharmaceuticals, Ltd.
Janssen Pharmaceuticals, Inc.
Roivant Sciences

External Professional Relationships

Pharmaceutical, device, and biotechnology companies frequently collaborate with basic scientists and physicians within an academic medical center to help advance science and improve patient care. These relationships are important in achieving scientific breakthroughs and in establishing the effectiveness and safety of promising new therapies. In order to assure objectivity in clinical research and patient care, the Northwestern University Feinberg School of Medicine (Feinberg), Northwestern Memorial HealthCare, Children's Hospital of Chicago Medical Center, and the Shirley Ryan AbilityLab have adopted integrity policies that require research and clinical faculty (in full-time, part-time, and unpaid/voluntary categories) to report compensated and uncompensated external industry relationships. Patients are encouraged to discuss these disclosures with their physician as well as to inquire as to how these relationships are overseen by Feinberg. To learn more about our Disclosure and Professional Integrity Policy, and the conflict of interest policies of our joint affiliate survey partners, please go to our Office for Regulatory Affairs Policies page.

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