Our Women's Health Specialists and Doctors

Meet Dr. Ostermann, one of our women's health specialists.

Ken Ostermann, MD, FACOG, FPMRS

Dr. Ken Ostermann is the founder of Beaver Dam Women’s Health. It is his passion to help patients work through difficult medical issues via a compassionate, dedicated approach to care. He’s an expert in accidental bowel leakage-related issues, and is board certified by the American Board of Obstetrics and Gynecology, and is board certified in Female Pelvic Medicine and Reconstructive Surgery and Urogynecology. He specializes in minimally-invasive surgery and is the only fellowship-trained urogynecologist in the Beaver Dam area.

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Meet Dr. Siomos

Effie Siomos, MD, FACOG

Dr. Effie Siomos completed her residency in Obstetrics and Gynecology and received her MD and Masters in Population Health from the University of Wisconsin, Madison. She specializes in normal and high-risk obstetrics, routine gynecology, health and prevention, pre-pregnancy counseling, heavy and irregular periods, minimally invasive surgery, hysterectomy alternatives, menopause and brings her own personal experience in many OB/GYN areas.

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Meet Cindy Stippich

Cindy Stippich, MSN, CNM, APNP

Cindy has been a part of the Beaver Dam Women’s Health team since 1996 working as a certified nurse-midwife, the only one in the Dodge County area. She has over 30 years of experience in the medical field. For many of our patients, Cindy acts as an important resource over the course of their pregnancy, labor and delivery, offering both education and a very personal approach to care.

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Meet Elizabeth Nielsen


Elizabeth Nielsen, MMS, PA-C

Elizabeth is the clinic's certified Physician Assistant. Her areas of study include Women's Health, Internal Medicine, Behavioral Medicine, Surgery, Family Medicine, Pediatric Medicine, Emergency Medicine, Geriatric Medicine, and Dermatology. Elizabeth's vast experience in the field of medicine has made her excellent at providing professional, caring, and comprehensive care to patients ranging from infants to geriatrics.

Click here for more on Dr. Ostermann

Meet Natalie Ross, one of our women's health specialists.

Natalie Ross, DNP, FNP-BC, APNP

Natalie is the clinic’s Nurse Practitioner. Her areas of study include Women’s Health, Behavioral Health, Adolescents, Family Medicine, and Geriatric Medicine. Natalie’s passion for helping women stay healthy throughout their lifespan makes her a great resource for patients ranging from adolescents to adults and geriatrics. 

Click here for more on Dr. Ostermann

Meet Brittany Froeming, one of our women's health specialists.


Brittany Froeming, CNM, APNP

Brittany joined the Beaver Dam Women’s Health team in late 2018 as the second certified nurse-midwife on staff. A recent graduate of Marquette University with a Master of Science in Nursing, she serves a key role in helping patients with pregnancy, labor and delivery, and overall women’s health care.

Click here for more on Dr. Ostermann


Our Office Staff

Beaver Dam Women's Health Office Staff

Our Nursing Staff

Request Appointment

We provide comprehensive women’s health services by appointment only. Same day appointments are often available. To schedule an appointment, click the Submit link below.


Ask A Question

Have a question for the Beaver Dam Women's Health staff? Click the link below to submit your general question. For urgent medical matters, contact us at 920-645-0900 or dial 911.

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Meet Our Team

Get to know the health specialists and doctors that make us Beaver Dam's friendliest women's health and pregnancy clinic.

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