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At our center in Chicago, we provide every patient with the experience and care they deserve: relaxing, rejuvenating and personalized. We want to help you reach your optimal health.

From the moment you meet our staff, we hope you’ll feel supported at every level by our team of patient care coordinators, nurses and physicians.

We are dedicated to help you discover your ideal self. We help you find the treatment that is right for you, make you feel attractive and find your inner well-being.

As a patient

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Dr. Nicole E. Williams

Board Certified Gynecologist and Pelvic Surgeon

Dr. Nicole E. Williams is a native of East St. Louis and board certified Obstetrician and Gynecologist. With the philosophy of marrying both alternative and traditional medicine, Dr. Williams opened The Gynecology Institute of Chicago in 2013. Dr. Williams has cared for thousands of patients (and their vaginas).  A pioneer in gynecologic procedures, she performs minimally invasive fibroid surgeries and designed a specialty method for labiaplasty. She has degrees in English Literature and Biochemistry from the University of Illinois and an MD from Loyola University Chicago. Dr. Williams also travels the world extensively, having worked in Haiti, Colombia, Bolivia, Ghana, Rwanda, Kenya, the Dominican Republic, and the Philippines, providing necessary women's health and surgical care to women in need.  She has also made appearances as an expert on women's health on ABC, NPR, WGN, CBS and FOX Chicago.  She's also the author of the Amazon Bestseller This is How You Vagina.  Additionally, she is a member of American Mensa, the international high-IQ society.  Her clinical interests are sexual dysfunction, fibroids, endometriosis, labiaplasty, and urinary incontinence. When she's not serving patients, you can find her on a plane, at her piano, or writing poetry.

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Dr. Marc Feldstein

Board Certified Gynecologist and Pelvic Surgeon

Undergraduate: Union College, BS Biology and Chemistry


Graduate Study: Rosalind Franklin University, Doctorate of Medicine

Training: Washington University St. Louis/Barnes-Jewish Hospital


Board Certified: American College of Ob/Gyns


Memberships: American Board of Obstetricians and Gynecologists

Marc Feldstein, MD, is a warm and careful OB-GYN serving patients in the Chicago , IL area. Dr. Feldstein can communicate with his patients in English and German. He offers a number of services, including colposcopy, LEEP, minimally invasive surgery (laparoscopy, hysteroscopy), hysterectomies, endometriosis surgery, and treatment of ovarian cysts. Dr. Feldstein treats the full range of gynecologic problems, including annual exams, fibroids, STDs, abnormal paps, menopausal issues/hormone replacement therapy, abnormal bleeding, and birth control. 

Dr. Feldstein is certified by the American Board of Obstetrics and Gynecology. He graduated from the Rosalind Franklin University of Medicine and Science, and he completed his residency at Washington University School of Medicine/Barnes Hospital, in St. Louis. His goal is to help you achieve optimal health through providing excellent care. Dr. Feldstein is a Fellow of the American College of Obstetricians and Gynecologists, and has many years of teaching experience. He was an associate professor of Clinical Obstetrics and Gynecology at Northwestern University Medical School for the past 20 years.

When he is not working, Dr. Feldstein enjoys sports, bike riding, and helping others. He has a wife and three children. He also enjoys donating his time and expertise by serving as the Lincoln Park Zoo Animal Health Council chairman and as a member of the Shedd Aquarium’s Animal Health Advisory Board.  A true animal lover, he loves swimming in Lake Michigan with his two golden retrievers.

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Kelly Masula, FNP 

Certified Family Nurse Practitioner

Undergraduate: Johns Hopkins University, BSN


Graduate Study: University of Cincinnati, FNP


Board Certified: Masters of Nurse Practitioner (MSN)


Memberships: Association of Family Nurse Practitioners

Kelly Masula is a board-certified Nurse Practitioner who has over 15 years working in the health profession.  She is a California native who relocated to the Chicago area with her husband, two toddlers, and four geckos.  She obtained her bachelor’s degree from Johns Hopkins School of Nursing in 2009 and worked for many years as a critical care nurse, and a nurse researcher before making the decision to advance her career.  She graduated at the top of her class at the University of Cincinnati, obtaining her degree as a Family Nurse Practitioner, trained to provide comprehensive care to patients throughout the lifespan. Kelly has long had a calling to improve women’s health, rooting from her humanitarian aid work in rural Niger.  For years, Kelly lived in a village amongst the Hausa people. She focused on improving the health of women and children through education, and partnered with Doctors Without Borders to provide those with severe malnourishment with more extensive care.  The villagers named her Rakiya, which means one who guides another through the dark.  Today, Kelly continues to guide those seeking answers to their health concerns, empowering patients to participate in their health process by providing education and the opportunity for shared decision-making.  She is passionate about women’s empowerment and health improvement.

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Dr. Rachel Lev, DNP, WHNP

Women's Health Nurse Practitioner

Undergraduate: Marquette University, BSN


Graduate Study: University of Illinois at Chicago, Doctorate


Board Certified: Women's Health Nurse Practitioner

Honors: Sigma Tau International Honor Society of Nursing 

Memberships: Nurse Practitioners in Women's Health, The American College of Obstetricians and Gynecologists (ACOG) 

Dr. Rachel Lev is a highly trained Women's Health Nurse Practitioner with a DNP in Women's Health. She graduated from Marquette University with honors and her BSN. She worked for many years as a postpartum and special care nursery nurse, before deciding her true calling was in women's reproductive health. She obtained her doctorate in Women's Health from the University of Illinois at Chicago. Her clinical interests include LGBTQ+ care, birth control counseling, and educating patients to allow them to be their own healthcare advocates. When not caring for patients, Rachel enjoys spending time with her cat, crocheting baby blankets, and reading thrillers.


Shirley Rosado

Lead Medical Assistant

Studies: Illinois School of Health Careers, Medical Assistant Program


Shirley Rosado is our lead Medical Assistant at the Gynecology Institute. She is a native Chicagoan and has worked as an ultrasound technician at Northwestern Hospital in both administrative and clinical duties. Dedicated to service, she is well equipped to perform in office procedures such as urodynamics, ultrasound, and laser and assists Dr. Williams and colleagues as needed for office surgical procedures. Shirley is also fluent in Spanish.


Shirley has two children and enjoys spending time with her family whenever she can.  In addition, she is an avid softball player and bowler and has won many league trophies with her team!


Glenda Abreu

Surgery Scheduling and Financial Administrator

Glenda is Certified Medical Assistant graduate from the Illinois School of Health Career.  She has 16 years of experience in the medical field, all in private practices. Starting out as an medical assistant with the GIC, she's progressed in her career to become our medical biller and surgical administrator.   Known as a "Jack of all trades," she's also known to pitch in with phlebotomy and keeps up her MA skills. A mother of 2 girls, her greatest joy is spending time with them and her immediate family.   Glenda is also fluent in Spanish.

"Working at the Gynecology Institute Of Chicago these past 5 years has been an awesome learning experience. The knowledge I've been able to gain during this time on women's health has been a great opportunity."  


Rachel VanWyk

Chief of Operations


Studies: Harvard Business School Online, Management

ISSA, Certified Personal Trainer & Certified Nutritionist 

Rachel is a native Chicagoan who has been in the medical field for 13 years with a primary focus on humanizing the customer service experience.  She began as an optician where she was introduced to billing and coding.  She progressed to be the lead coder, biller and procedure scheduler with that office. She eventually ventured over to women's health and joined the GIC in 2018.  Given her diligence and intelligence, she completed a management course at the Harvard Business School's HBX online program.  She progressed to management in 2020 and is now the Chief of Operations at the GIC.

"I am a mom of 3 with a passion in culinary, fitness and nutrition. In my spare time, I love to spend time with my kids, share my gift of the culinary arts with others and help coach others through fitness and nutrition.  I have enjoyed working alongside the team here at GIC and hope to continue for many years."


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Fibroid Treatment

Performed by Dr. Williams, top fibroid surgeon in the country. 

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Heavy Periods

Get help with heavy periods.

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Urinary Incontinence

Be able to control your urination.

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Menopause Management

Discover treatments for menopause management.

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Fertility Testing

Learn about your fertility

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Labiaplasty / Vaginal Rejuvenation

Our most common procedure for a more youthful and rejuvenated feel. 

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Laser Vaginal Surgery / Vaginal Rejuvenation

Make sex feel like it should.

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Women's Sexual Health

Have more a more enjoyable sex life.


Acupuncture for Fertility, Physical Therapy and AccuMassa 

To release stress, pelvic pain urine leakage and sexual dysfunction.



Offering a wide range of treatmetnts including minimal invasive endometriosis surgery.


Recognized by

ABOG - In order for a physician to be eligible for the Board certification in obstetrics and gynecology, candidates must satisfactorily complete training as well as a rigorous examination process. In the United States, physicians must be board certified in order to obtain hospital privileges at most facilities.

FACS is a professional certification for a medical professional who has passed a set of criteria for education, qualification, and ethics required to join the American College of Surgeons. 

FACS is a professional certification for a medical professional who has passed a set of criteria for education, qualification, and ethics required to join the American College of Surgeons. 


Iris C.

"Jasmine and Trinity are AMAZING practitioners! I have never really felt comfortable with previous gynecologist offices, especially since I've had to experience some fairly rude practitioners in the past-but Jasmine made me feel so comfortable before, during, and after my pap."

Stephanie K.

"I am absolutely amazed! I hate going to the Dr. because usually I book through a large hospital network and have to wait for 3 months before I can be seen. I called the office to see if they took my insurance on Friday, and went in for my first appointment today. 
Dr. Williams, was warm, informative, educational, patient, kind, and gentle.  She asked about what I was experiencing, what information I was operating under, then gave me logic, science and facts to back up her recommendations."

Joan D.

"The entire office is warm and welcoming promoting patient confidence in the cutting edge treatments offered. Dr. Williams concern for patient comfort is always a top priority. Every step is explained in such an informative manner that any fear of pain is eliminated. She brought me from feeling miserable to healthy normal. I’ve recommended her to friends and they’ve been extremely grateful. She’s great!"

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