Specialized and experienced staff

dedicated to Pelvic Floor health for women and men


Physical Therapists

Niva Herzig, MS PT is a physical therapist specializing in pelvic floor health for all genders including pelvic pain, sexual health, bladder and bowel incontinence, pelvic organ prolapse, prenatal and postpartum, etc.  Common diagnoses seen include Vulvovaginal disorders (Vulvodynia/Vestibulodynia), Dyspareunia, Endometriosis, Vaginismus, Interstitial Cystitis, Prostatitis (nonbacterial/CPP), Cystocele/Rectocele, etc.

Niva received a BS from George Washington University in 1996 and a MSPT from Thomas Jefferson University in 2003. She has completed a Pelvic Rehabilitation Practitioner Certification from Herman and Wallce, Women’s Health Coaching Certification with Integrative Women’s Health Institute, Biofeedback Certification- Pelvic Muscle Dysfunction (BCIA-PMDB) and in April 2021 will begin Sexual Health Counselor Certification program through University of Michigan.   
Niva, originally from Israel, grew up in the suburbs of Philadelphia. She currently lives in Northern New Jersey with her 2 kids and dog. She is fluent in Hebrew and English.
Niva has been active with community education on pelvic health topics. She has served as faculty for the Endometriosis Summit.  Niva has written several articles related to pregnancy and also to pelvic floor muscle dysfunction, has been an assistant in several pelvic floor muscle dysfunction and pregnancy courses.  
Niva has attended abundant courses and conferences on pelvic floor muscle dysfunction and is always eager to continue her education. She is a proud member of the Section on Women’s Health of the American Physical Therapy Association, as well as other associations.  She holds a volunteer position with APTANJ as their Pelvic Health SIG (special interest group) coordinator.
In November 2007, she proudly opened the doors to Core Dynamics Physical Therapy; A Pelvic Floor Clinic.
In her free time, she loves to exercise and run as well as motivate others to do the same.  She enjoys cooking and playing tennis, hiking, reading and watching movies.

Dr. Samantha Antonietti PT, DPT, CAPTCC, SFMA, FMS

is a licensed physical therapist with a focus on pelvic floor rehabilitation. Sam graduated with a Bachelor’s of Arts and Science as well a Doctorate of Physical Therapy degree from Sacred Heart University and is currently pursuing a Master’s in Public Health at George Washington University. After working in both inpatient and outpatient settings at multiple hospitals, she continued to follow her passion and train as a pelvic floor physical therapist. Post-graduation, she has acquired hands-on clinical experience in courses through Herman and Wallace Pelvic Rehabilitation Institute and is trained in treating all genders with pelvic floor dysfunction, colorectal and coccyx conditions, pudendal nerve dysfunction, pregnancy, and postpartum rehabilitation. Sam’s clinical background also includes treating athletes with both orthopedic and pelvic floor conditions where she provides a local to global systems approach during rehabilitation.

Sam has her certification in Aquatic Therapy from the American Physical Therapy Association (CAPTCC). When applicable, she often finds that breathing techniques and specific muscle strength training in a pool often are efficient adjuncts in treating the pelvic floor. She enjoys providing these services and home exercises programs during the times that her patients have access to a pool.

When she is not treating her patients or studying for her MPH, Sam can be found training for marathons and triathlons or reading a good book. She has completed the NYC Marathon 6 times and has also completed the Lake Placid Ironman in addition to numerous half Ironman. She grew up a competitive swimmer and runner and later began cycling. In her athletic career, she has had numerous injuries requiring physical therapists of different niche talents. At this point in her career, Sam would like to pay it forward and provide quality care to all patients and assist in rehabilitation to achieve their goals.