Wholesome Care for Kids

Bambini Pediatrics PC

Jennifer Bybel Lown, RN, MSN, FNP-BC

Jen Lown joined us in February 2015.  A Dutchess County native, Jen graduated cum laude with a Bachelor of Science in physics in 2004 from Fordham University.  She was a Clare Booth Luce Scholar, National Science Foundation Scholar, and member of Alpha Sigma Nu, a Jesuit Honor Society.

From there, she obtained a BSN with Honors in 2007 and a MSN degree with a concentration in the Family Nurse Practitioner field in 2011 from Pace University.

Following graduation, she obtained clinical experience in a number of hospital settings in the northeast. These included general surgery, OBGYN, emergency medicine, psychiatry, and neonatal intensive care.

From 2011 through early 2015, Lauren worked at a pediatric practice in western Connecticut.  During that four year period, she saw well over 20,000 patient visits.  She is board-certified as a physician assistant and is also an active member of the American Academy of Physician Assistants. Her current clinical interests include adolescent medicine, pediatric & adolescent gynecology, and nutrition.

Lauren and her husband of four years reside in Wappingers Falls. Outside the office, she is a Yankees fan, a Rail Trail regular, and a volunteer at various community projects.

remained at Bronx Lebanon as assistant professor and attending physician in both the ambulatory and in-patient pediatric departments.  During “spare time,” Dr. Ariganjoye obtained an MBA degree in Health Systems Management in 2003 from the Silberman School of Business, Fairleigh Dickinson University, in Teaneck, New Jersey. He went on to establish an independent consultation service in quality improvement that focused on medical appeals, denials, peer review, and medical record analysis of complex cases.  He is a Fellow of the American Institute of Healthcare Quality and is also certified in various related areas (CPUR, CHCQM, and CPE).


From 2014-16, his work took him back overseas to Riyadh, KSA – where Dr. Ariganjoye not only practiced office and hospital pediatrics, but also continued quality assurance work – and even squeezed in a research project on vitamin D deficiency. 

Joseph T. Malak, MD

Dr. Malak is the founder of Bambini Pediatrics. A native of Cleveland, Ohio, he attended Western Reserve College (graduating magna cum laude with honors in biology) and Case Western Reserve University School of Medicine. He then moved to Kansas City, and completed a residency in pediatrics at Childrens Mercy Hospital in 1984. From there, he went on to serve as chief resident in pediatrics at Albany Medical Center.


He then got his first "real job," working at a staff model HMO on Union Street in Poughkeepsie. The organization later merged with CHP, and in the late 90's, joined Kaiser.

long term interactions with both the babies and parents, and provided families much needed guidance along the way.  It was around this time that she began her graduate studies at Lehman College in the Bronx.  In 2006, Dawn moved from White Plains to Wallkill where she continued her career in the NICU at St. Luke's Hospital in Cornwall. In 2011, she received her MSN degree and became a Pediatric Nurse Practitioner. She is a member of the National Association of Pediatric Nurse Practitioners and is certified by the Pediatric Nursing Certification Board.

Dawn resides in Wallkill with her husband and three young daughters. She has developing interest in the care of children with complex PANS (Pediatric AutoImmune NeuroPsychiatric) Disorders. Finally, in 2015, she was honored by Hudson Valley Parent magazine as top favorite nurse practitioner.

Medical Staff

Phone: 845-249-2510

Fax: 845-249-2505

From 2012 through early 2015, she worked in Mt. Kisco with Dr. Daniel Cameron, an internist with a special interest in tick-borne illness and president of the International Lyme and Associated Diseases Society (ILADS). She also spent several years working as a staff nurse in the ICU / PCU at Hudson Valley Hospital Center and as a nurse practitioner East Coast Pain Management. She has experience with both trigger point injections and Botox for migraine.

She has been a member of both ILADS and the American Association of Critical Care Nurses. She has clinical interests in the areas of PANDAS/PANS, Lyme disease, holistic management of ADHD, and adolescent health.

Formerly, she volunteered her time as treasurer for an organization called Friends of Kel, which aided cancer patients with uncovered medical expenses. She helped found the organization in honor of her best friend, Kelly Giancotti, who died from a brain tumor at the age of 22.

Jen and her husband live in Hopewell Junction with two very active little boys, one very frisky Labrador retriever, and four suburban chickens.

Lauren Van Buren, MS, PA-C

Bambini welcomed Lauren aboard in April 2015.  A native of Connecticut, Lauren graduated magna cum laude from Springfield College in 2009. She majored in Health Studies with a minor in clinical nutrition.  She was recipient of the Marilyn Cohen (scholastic achievement) Award.

She remained at Springfield for post-graduate studies, and two years later, she received her MS degree in Physician Assistant Studies.  Her research interest was in bone density.

Rafiu  Ariganjoye, MD, MBA, FAAP
Bambini welcomed Dr. Ariganjoye aboard in August 2016.  He completed medical school in western Nigeria from the College of Health Sciences, University of Ilorin in 1985.  From there, he went on to a residency in obstetrics and gynecology from 1989-92 at Lagos University Teaching Hospital – finishing up at the Otago University School of Medicine, Dunedin, New Zealand.  


From 1992-95, Dr. Ariganjoye completed a residency in pediatrics at the Albert Einstein College of Medicine/ Bronx Lebanon Hospital Center.  For the ensuing 17 years, he

As Kaiser Permanente closed its operation in the region in 1999, Dr. Malak established a large local practice.  Starting with about 3,000 patients, it grew over the next ten years to serve about 15,000 children.  From 1996 through 2002, he was chairman of the division of pediatrics at St. Francis Hospital.  And from 2003 to 2008, he served as associate chairman of the department of pediatrics at Vassar Brothers Medical Center.  Over the years, he served on a number of committees at both hospitals.  He helped establish the Center for Bloodless Care at Vassar.  Since 1995, he has served on the scientifica advisory panel of the Xeroderma Pigmentosa Society

Dr. Malak is a single parent with two adopted children. Some years ago, his son suffered a traumatic brain injury. He is thus empathic to other single parents, to those with internationally-adopted children, and to parents of children with special needs. He has been through hyperbaric oxygen treatments with his son.

In recent years, Dr. Malak has developed a growing interest in the field of integrative pediatrics. He was a charter member of the American Academy of Pediatrics Section on Complementary, Holistic, and Integrative Medicine. He has also been a member of the Holistic Pediatric Association. His interests currently include whole food nutrition (he is a past member of the Weston A. Price Foundation), the Body Ecology diet, and biomedical treatment approaches to autistic spectrum disorders, asthma, allergy, ADHD, and PANDAS.

In April 2012, he became a charter member of the Medical Academy of Special Needs Children. More recently, He became a board member at Meds4Kids Research Collaborative LTD. 

Dawn Prati, MSN, RN, CPNP-PC

Dawn Prati MSN, RN, CPNP-PC joined Bambini in June 2013. Mrs. Prati (who goes by "Dawn" in the office) received her BSN degree from Pace University in Pleasantville, NY in 2000. For the next five years, she staffed the inpatient pediatric services at Maria Fareri Children's Hospital in Valhalla. During this time, she also provided homecare nursing for respirator-dependent cerebral palsy patients.


In 2005, Dawn joined the nursing team of the Neonatal Intensive Care Unit at White Plains Hospital.  There, she helped care for premature infants as tiny as 18 ounces.  She enjoyed the