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Learn more about our OB/GYN department on HVHC website.



Meedlen CharlesMeedlen Charles, M.D.

Dr. Charles graduated Magna Cum Laude with a BS in chemistry from the College of Saint Elizabeth in Morristown, NJ. She later graduated from Drexel University School of Medicine in 2001. She went on to train at Beth Israel Medical Center in NYC where she acted a Chief Resident.

In July 2005 Dr. Charles joined the Army and served as active duty military physician at Ft Riley, KS. In 2007 she was deployed to Afghanistan in support of Operation Enduring Freedom. After returning from Afghanistan in 2008 she was appointed Chief of the OB/GYN department at Irwin Army Community Hospital in Ft Riley, KS.

Dr Charles is board certified in general Obstetrics and Gynecology. She manages normal as well as high risk obstetrics complicated by hypertension, gestational diabetes, twin pregnancies. She is interested in VBAC, water births (first delivery at Hudson Valley Hospital was a water birth). She also works in conjuction with doulas. She offers a wide range of services in gynecology including minimally invasive laparascopic surgery, family planning and contraception, adolescent health counseling, menopausal management, urinary incontinence and infertility. She provides outpatient office procedures such as Essure vaginal sterilization, endometrial ablation, hysteroscopy.

Sheila PongnonSheila Pongnon, M.D.

Sheila D. Pongnon is a board certified OB/GYN and a fellow of the American College of Obstetricians and Gynecologists. She has been practicing medicine in the Westchester area for the past ten years. Dr. Pongnon received her undergraduate degree in chemistry from New York University and her medical degree from the State University of New York – Downstate Medical Center. She completed her OB/GYN training at New York Medical College – Westchester Medical Center.

Dr. Pongnon has extensive surgical training and offers advanced pelvic and minimally invasive surgery including laparoscopic and hysteroscopic surgery. Dr. Pongnon is certified in the use of the da Vinci robotic-assisted surgical system and uses this technology in performing hysterectomies. She also provides general obstetrics and gynecology care, including low-risk and high-risk obstetrics, contraception management, adolescent and menopausal treatment.

Joanne MazzioJoanne Mazzio, CNM, NP, MS

Joanne Mazzio graduated Magna Cum Laude with a Bachelor of Science in Nursing from Lehman College of the City University of N.Y. where her initial interest in women’s health care and midwifery was sparked. After serving her home community of the Bronx as a public health nurse, she went on to work at Westchester Medical Center’s high risk maternity unit to gain the experience and skills that would serve as a foundation for her career as a midwife. Joanne graduated with honors from the Midwifery Education Program at the University of Medicine and Dentistry of NJ and later completed her Masters Degree in Midwifery at Downstate University. Joanne initially worked in North Central Bronx Hospital where she headed the Adolescent Prenatal Program and provided care to underserved women and teens in childbirth. After 7 years, she went on to join a private practice providing full scope midwifery care, including both well woman gynecology and obstetrical care to the women of Westchester County.

Dedicated to a personalized and holistic model of care, she has been honored to care for these women, their mothers, daughters and friends; touching the lives of the Hudson Valley community for the past 16 years.

Joanne is excited to be part of the OB/GYN group of The Westchester Medical Practice in order to pursue her commitment to safe and compassionate midwifery care for women throughout their lives; from adolescence through menopause.

Maria Rosato-NierenbergMaria Rosato-Nierenberg, CNM, NP, MS







Jonelle Bingham-AlexanderJonelle Bingham-Alexander, M.D.







Danielle StracciDanielle Stracci, LM, CM, MS

Danielle Stracci, LM, CM, MS, has been a practicing Certified Midwife since 2007. Before coming to the Hudson Valley, she worked in Brooklyn, Manhattan, and the Bronx, in a variety of medical environments. She enjoys attending water births, as well as the challenges that come with working with teenagers and high-risk pregnancies. Danielle received her BA in Biology at Manhattanville College and earned her MS in Midwifery at SUNY Downstate Medical Center. Danielle currently lives in Connecticut with her husband, daughter, and three cats. The cats are all named after famous writers.



Cold Spring

(845) 265-1006

Internal Medicine:
Cynthia Ligenza, MD

Terry Alexander, NP


(845) 809-5661

Internal Medicine:
Ellen M. Higgins, FNP
William Higgins, MD

1756 Route 9D, Suite 102
Cold Spring, NY 10516


(845) 265-3664

Internal Medicine:
Cipriano Vamenta, MD

1756 Route 9D, Suite 102
Cold Spring, NY 10516


Cortlandt Manor

(914) 293-8600

Douglas Sankar, MD
Shaik Ubaid, MD
Amit Khaneja, MD

1978 Crompond Road - Suite 101
Cortlandt Manor, NY 10567


(914) 739-6550

Internal Medicine:
James Trapasso, DO
Steven Rocker, MD
Aaron Richman, MD

1985 Crompond Road, Bldg. D
Cortlandt Manor, NY 10567


(914) 736-6180

Meedlen Charles, MD
Sheila Pongnon, MD

Joanne Mazzio, CNM, NP, MS
Jonelle Bingham-Alexander, M.D.
Maria Nierenberg, CNM, NP, MS
Danielle Stracci, LM, CM, MS

1968 Crompond Road,
Cortlandt Manor, NY 10567


(914) 736-1100

Dr. Phillip Calenda

1985 Crompond Road, Bldg. C
Cortlandt Manor, NY 10567


(914) 737-3346

Dr. Michael Lasser
Dr. Eric Mier

1985 Crompond Road, Bldg. E
Cortlandt Manor, NY 10567



(914) 271-2424
Lawrence Baskind, MD
Susan Travis, CPNP
Mary Ellen Stavitz, CPNP
Ellen Sandoval, MD

35 South Riverside Ave
Croton-on-Hudson, NY 10520



(914) 736-0400
Internal Medicine/Gastroenterology:
David Burns, MD
Internal Medicine:
Sejal Lauro, PA
Egesta Mani, MD

211 South Division Street
Peekskill, NY 10566


Putnam Valley

(914) 528-7664
Meedlen Charles, MD
Sheila Pongnon, MD

Joanne Mazzio, CNM, NP, MS
Jonelle Bingham-Alexander, M.D.
Maria Nierenberg, CNM, NP, MS
Danielle Stracci, LM, CM, MS

205 Waterside Professional Park
Located at 1259 Oregon Road
Putnam Valley, NY 10579



(914) 962-5533
Internal Medicine:
Daniela Spitzer, MD
Egesta Mani, MD


(914) 302-2640
Plastic Surgery:
Dennis A. Pastena, MD

2050 Saw Mill River Road, Suite 1
Yorktown Heights, NY 10598