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Carolina Z. Marcus, M.D.

Carolina Z. Marcus, M.D.

Pulmonary & Critical Care Medicine , Medicine

5 out of 5 stars
UR Medicine Faculty The University of Rochester Medical Faculty Group (URMFG) consists of over 900 specialist and primary care providers spanning 19 departments. URMFG is certified by the National Committee for Quality Assurance.
Accountable Health Partner Accountable Health Partners (AHP) is a network of over 2,000 community and UR medical faculty and a dozen leading hospitals throughout the region. AHP offers a full range of care.
Accepting New Patients


Comprehensive Sleep Center

2337 South Clinton Avenue, Building 4
Rochester, NY 14618

About Me

I am interested in the diagnosis and management of sleep disorders, including obstructive sleep apnea, central sleep apnea, insomnia, sleep wake cycle disorders, and narcolepsy.


English, Spanish

Certified Specialties

Sleep Medicine - American Board of Pediatrics

Faculty Appointments

Associate Professor of Clinical Medicine - Department of Medicine, Pulmonary Diseases and Critical Care (SMD)


Residency & Fellowship

Fellowship, Sleep Medicine, University of Rochester Medical Center. 2014 - 2015

Fellowship, Allergy & Immunology, University of Rochester Medical Center. 2009 - 2011

Residency, Pediatrics, University of Rochester Medical Center. 2006 - 2009

Internship, Pediatrics, University of Rochester Medical Center. 2005 - 2006


MD | University of Miami School of Medicine. 2005


Jules Cohen Deans Teaching Fellowship. 2012 - 2014

AAAAI. 2011 - 2011

Strong Star Award. 2009

Strong Star Award. 2007


I am primarily a clinical sleep medicine physician, though I periodically participate in clinical research studies in the field of sleep medicine.


Journal Articles

B Cell Immunology for the Clinician.

Marcus C; Dhillon G; Anolik JH.

The Pediatric Infectious Disease Journal. 2011; 30(2): 158-160.

Ratings & Comments

At URMC, we believe that patients should be empowered to make the right decisions regarding their personal healthcare. To do so, transparency is critical. URMC partners with Press Ganey, to survey our patients about all aspects of their care experience. We are now putting this pertinent information at your fingertips by displaying star ratings for our providers along with anonymous patient comments on our website. This will help you make better-informed choices about how and with whom you seek care. Click here to learn more about the surveys used to generate this vital information. Learn more about our survey process.


During this visit, did this provider spend enough time with you?

5.0 stars

During this visit, did this provider show respect for what you had to say?

5.0 stars

During this visit, did this provider give you easy to understand information about these health questions or concerns?

5.0 stars

During this visit, did this provider listen carefully to you?

5.0 stars

During this visit, did this provider explain things in a way that was easy to understand?

5.0 stars

Patient Comments

The Doctor listened to me and was patient with me. Explain in normal language, all information I needed.

Feb 24, 2024

5.0 stars

I think she is the most awesome person

Feb 24, 2024

My video visit with Dr. Marcus went well, she explained my test results and knew how my sleep study went. Dr. Marcus is very nice and easy to talk to.

Jan 13, 2024

5.0 stars

She explained everything in detail.

Jan 12, 2024

5.0 stars

Dr. Marcus is amazing, she has helped me immensely address my sleep apnea and other health concerns including mental well being. I wish she was my regular doctor.

Dec 31, 2023

Would recommend the Sleep study group ...the doctor went over everything and recommend what I should do next

Dec 30, 2023

5.0 stars

My Dr. Is amazing, she listened to my concerns and was wonderful. I like her enough that I have recommended her to others.

Dec 25, 2023

I had an absolute great telehealth visit with this doctor!

Dec 17, 2023

Dr. Marcus is fabulous!

Oct 18, 2023

5.0 stars

Dr. Marcus was excellent, professional, knowledgeable, and friendly.

Aug 24, 2023


Dr. Marcus - long time favorite she's good at her job.

Aug 17, 2023


I have already recommended Dr. Carolina Marcus. I was amazed that she answered questions on my list before I even asked them! She was just the sweetest person! [...]

Jul 08, 2023


Nice to talk with someone with hand knowledge.

Jun 21, 2023

She has made this whole sleep apena so much easier to deal with

May 31, 2023

Dr wasn't rushing through the appointment . She took time with me and is very personable .

May 20, 2023

Dr. Marcus was wonderful :)

May 06, 2023


I received excellent care from everyone involved.

Apr 22, 2023


Dr. Marcus is the best provider for my sleeping conditions.

Apr 05, 2023

I appreciate that Dr. Marcus was able to fit in an appointment for me within a few weeks of contacting the Sleep Center, rather than having to wait several months.

Mar 06, 2023

She made me feel very comfortable and like I said talking to a friend. It was wonderful.

Mar 06, 2023

My doctor was very thorough and had some excellent recommendations for my further treatment and made sure I was satisfied with the equipment I use.

Feb 20, 2023

There should be more doctors like Carolina.

Feb 10, 2023


Dr. Marcus and I had a great visit, and I like her very much. I'm in excellent hands, and look forward to our being a good "team" regarding my care.

Jan 27, 2023


Thoughtful, kind, excellent

Jan 06, 2023


Great experience all together.

Dec 20, 2022

I appreciated she started our visit right on time. That showed respect for my time.

Dec 09, 2022

She was excellent and I would highly recommend her.

Nov 25, 2022

Carolina was great! Very attentive and understanding

Nov 12, 2022

Dr. Marcus is great! She's kind and personable and explains everything clearly with patience.

Oct 28, 2022


Dr. Marcus is wonderful doctor.

Sep 14, 2022


Dr. Marcus is kind, caring, knowledgeable - thorough -

Sep 08, 2022


My experience with Carolina Marcus was very positive. She was very thorough and helpful, and her bedside manners were exceptional. She was supportive and understanding of my concerns.

Aug 27, 2022


Carolina Marcus is one of the best providers I've ever been seen by. She is well informed and had reviewed my records previously. She is very helpful and insightful.

Aug 11, 2022

Dr. Marcus listens. I enjoy my tele-meds with her.

Jul 27, 2022

Wonderful experience.

Jul 21, 2022


I have absolutely no complaints about this provider and her staff.

Jun 29, 2022

Dr. Marcus provide a summary of the data from my CPAP and answered all my questions.

Mar 30, 2022

Dr. Marcus is very considerate, intelligent, and kind

Feb 25, 2022

Very friendly and helpful

Feb 21, 2022

Dr. Marcus is very personable and caring. Encourages patient questions and clarifies.

Feb 10, 2022