MedSpa in Chappaqua, NY & Manalapan, NJ

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  • OUR membership
  • Contact Us
  • Gift Certificates
  • More
    • PatientFi Payment Plans
    • Patient Portal
    • Skincare & supplements
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MEET the team

Jacqueline Mounayar, MSN,AGPCNP-BC, OWNER, Lead injector

RINA POCESTA, AGACNP-BC, Co-owner of manalapan, lead injector

RINA POCESTA, AGACNP-BC, Co-owner of manalapan, lead injector

EXPERT IN: neurotoxin and dermal filler injections, PRF EZ GEL, laser hair removal, HydraFacials, Morpheus8, microneedeling,  EvolveX, IPL, chemical peel, IV therapy and medical weight loss. 


Jackie, a Board Certified Adult Health Nurse Practitioner, graduated Summa Cum Laude from Adelphi University with her master’s degree. She brings a w

EXPERT IN: neurotoxin and dermal filler injections, PRF EZ GEL, laser hair removal, HydraFacials, Morpheus8, microneedeling,  EvolveX, IPL, chemical peel, IV therapy and medical weight loss. 


Jackie, a Board Certified Adult Health Nurse Practitioner, graduated Summa Cum Laude from Adelphi University with her master’s degree. She brings a wealth of experience from her background in critical care nursing and cardiac electrophysiology, transitioning her expertise to her true passion: aesthetics and anti-aging medicine.


As the sole owner of A Renewed You’s first location in Chappaqua, Jackie has built a thriving medical spa dedicated to enhancing natural beauty and promoting overall wellness. She is now excited to expand her vision by co-owning the Manalapan location with her trusted partner, Rina.


With specialized certifications in medical aesthetics and weight management, Jackie has received advanced training from leading industry names like Allergan, Merz, and Galderma. Her skills encompass a wide range of aesthetic procedures, including injectables, skin rejuvenation, and body contouring. Additionally, she holds certifications in IV therapy, medical weight management, and Bio-Identical Hormone Restoration Therapy, positioning her at the forefront of total wellness.


Beyond the clinic, Jackie is deeply committed to living a healthy lifestyle, prioritizing nutrition, fitness, and balance. In her free time, she enjoys unwinding with her husband, family, friends, and her beloved pup, Teddy. Her dedication to patient care, combined with her warmth and expertise, creates a personalized, empowering experience for every client at A Renewed You.

RINA POCESTA, AGACNP-BC, Co-owner of manalapan, lead injector

RINA POCESTA, AGACNP-BC, Co-owner of manalapan, lead injector

RINA POCESTA, AGACNP-BC, Co-owner of manalapan, lead injector

EXPERT IN: neurotoxin and dermal filler injections, PRF EZ GEL, laser hair removal, HydraFacials, Morpheus8, microneedeling,  EvolveX, IPL, chemical peel, IV therapy and medical weight loss. 


As a dedicated and board-certified acute care adult geriatric nurse practitioner, Rina has spent over six years honing her skills in a hospital setti

EXPERT IN: neurotoxin and dermal filler injections, PRF EZ GEL, laser hair removal, HydraFacials, Morpheus8, microneedeling,  EvolveX, IPL, chemical peel, IV therapy and medical weight loss. 


As a dedicated and board-certified acute care adult geriatric nurse practitioner, Rina has spent over six years honing her skills in a hospital setting, providing compassionate care to patients in need. Alongside her work in hospitals, she has delved into the world of plastic surgery and aesthetic injectables, blending her medical expertise with a passion for enhancing natural beauty. Specializing in medical weight loss, Rina offers comprehensive support to individuals striving to achieve their health goals.


Recently, Rina made the pivotal decision to fully commit to the aesthetic field. In this endeavor, she not only brings a wealth of experience and a commitment to excellence but also steps into a leading role as the co-owner of the Manalapan, NJ location. With a focus on personalized care and a keen eye for detail, she is dedicated to helping individuals look and feel their best. By empowering her clients to embrace their unique beauty with confidence, Rina ensures a transformative experience for all who walk through the doors of our clinic.


Casey Mastronardi, FNP-C, aesthetic injector IN CHAPPAQUA, NY

Christina Triscari, BSN, RN, Aesthetics & WELLNESS IN CHAPPAQUA, NY

Casey Mastronardi, FNP-C, aesthetic injector IN CHAPPAQUA, NY

EXPERT IN: neurotoxin injections, PRF EZ GEL, laser hair removal, HydraFacials, Morpheus8, microneedeling, EvolveX, IPL, chemical peel, IV therapy, hormone replacement therapy and medical weight loss. 


Casey Mastronardi, FNP-C, MSN is a graduate of Western Connecticut State University, where she received a Bachelor of Science in Nursing. S

EXPERT IN: neurotoxin injections, PRF EZ GEL, laser hair removal, HydraFacials, Morpheus8, microneedeling, EvolveX, IPL, chemical peel, IV therapy, hormone replacement therapy and medical weight loss. 


Casey Mastronardi, FNP-C, MSN is a graduate of Western Connecticut State University, where she received a Bachelor of Science in Nursing. She later completed her Master of Science in Nursing at Mount Saint Mary College in the Family Nurse Practitioner program. 


Her professional career included employment as a Registered Nurse at White Plains Hospital in their Patient Care Unit/Step-down ICU, and at the office of Putnam GI Associates in Carmel, New York. She also works as a full time nurse practitioner in a fertility practice in the Hudson Valley. These experiences have shaped Casey and given her the knowledge, training, dedication, empathy, and communication skills that are the cornerstones for excellence in medical and nursing care. 


She is also licensed in New York State as a Registered Professional Nurse and Family Nurse Practitioner and is a member of the American Academy of Nurse Practitioners.

She also received injector training with Allergan and will be continuing her training here at A Renewed You. 

Lauren kluz, BSN, RN, AESTHETIC INJECTOR IN CHAPPAQUA, NY

Christina Triscari, BSN, RN, Aesthetics & WELLNESS IN CHAPPAQUA, NY

Casey Mastronardi, FNP-C, aesthetic injector IN CHAPPAQUA, NY

EXPERT IN: neurotoxin injections, PRF EZ GEL, laser hair removal, HydraFacials, Morpheus8, microneedeling, EvolveX, IPL, chemical peel, IV therapy and medical weight loss. 


Lauren began her nursing career working with post surgical patients and transitioned to working in critical care. She has obtained specialty training in medical weight 

EXPERT IN: neurotoxin injections, PRF EZ GEL, laser hair removal, HydraFacials, Morpheus8, microneedeling, EvolveX, IPL, chemical peel, IV therapy and medical weight loss. 


Lauren began her nursing career working with post surgical patients and transitioned to working in critical care. She has obtained specialty training in medical weight management, IV therapy, laser hair removal, laser skin rejuvenation and more! Her passion for ongoing education has made her excel, we are so excited to have her on our team!


Lauren has three daughters! In her free time, she enjoys spending quality outdoor time with her girls and husband!

Christina Triscari, BSN, RN, Aesthetics & WELLNESS IN CHAPPAQUA, NY

Christina Triscari, BSN, RN, Aesthetics & WELLNESS IN CHAPPAQUA, NY

Christina Triscari, BSN, RN, Aesthetics & WELLNESS IN CHAPPAQUA, NY

EXPERT IN: laser hair removal, HydraFacials, Morpheus8, microneedeling, EvolveX, chemical peel, IV therapy and medical weight loss. 


With over a decade of experience as a critical care nurse, Christina has dedicated her career to providing compassionate care, building lasting relationships with her patients, and supporting their families. 

EXPERT IN: laser hair removal, HydraFacials, Morpheus8, microneedeling, EvolveX, chemical peel, IV therapy and medical weight loss. 


With over a decade of experience as a critical care nurse, Christina has dedicated her career to providing compassionate care, building lasting relationships with her patients, and supporting their families. She remains active at the bedside, driven by her passion for nursing. Excited to join the team at A Renewed You, Christina is eager to expand her expertise into the world of aesthetics. 


Outside of her nursing career, she stays busy raising her four children, supporting her husband in running their family restaurant, and thriving in the organized chaos of everyday life. Christina prides herself on being a "nurse’s nurse" in the hospital and a "mom’s mom" at home, a balance that she brings into her practice here.

Toni Monti, RN AESTHETICS & WELLNESS IN CHAPPAQUA, NY

Pati SMOLIK - rEGIONAL Social media & marketing MANAGER

Christina Triscari, BSN, RN, Aesthetics & WELLNESS IN CHAPPAQUA, NY

Toni’s journey into aesthetics began years ago while working in marketing for a well-known beauty and med spa brand. Immersed in that world daily, she developed a strong desire to be more hands-on with patients and help them achieve real, transformative results.

She followed her passion by enrolling in aesthetic school, where she gained ex

Toni’s journey into aesthetics began years ago while working in marketing for a well-known beauty and med spa brand. Immersed in that world daily, she developed a strong desire to be more hands-on with patients and help them achieve real, transformative results.

She followed her passion by enrolling in aesthetic school, where she gained expertise in treatments like Morpheus8, microneedling, HydraFacials, and more. After graduating, she joined another med spa and quickly fell in love with helping clients feel confident.

Driven to grow further, Toni made the decision to attend nursing school - a rigorous two-year journey filled with late nights, dedication, and a commitment to deepening her medical knowledge.

Now a licensed Registered Nurse, Toni is a part of the team at A Renewed You. 

Sam Miano - Regional OFFICE MANAGER

Pati SMOLIK - rEGIONAL Social media & marketing MANAGER

Pati SMOLIK - rEGIONAL Social media & marketing MANAGER

Samantha is dedicated to creating a positive, supportive environment where she oversees the smooth operation of daily activities, enhances the patient experience, and manages essential business reports.  Samantha is responsible for generating business reports, analyzing financial data, and tracking key performance metrics to support strat

Samantha is dedicated to creating a positive, supportive environment where she oversees the smooth operation of daily activities, enhances the patient experience, and manages essential business reports.  Samantha is responsible for generating business reports, analyzing financial data, and tracking key performance metrics to support strategic decision-making and growth. With a background in business management and a passion for the wellness industry, she is committed to making every visit seamless, efficient, and enjoyable. 


Outside of work, Samantha invests time and energy into her small business, where she explores her entrepreneurial passion and seeks new opportunities for growth. She also loves spending time with her family, enjoying the outdoors, and trying out new restaurants and cuisines- making her a self-proclaimed foodie.

Pati SMOLIK - rEGIONAL Social media & marketing MANAGER

Pati SMOLIK - rEGIONAL Social media & marketing MANAGER

Pati SMOLIK - rEGIONAL Social media & marketing MANAGER

Meet Pati, our creative powerhouse and the mind behind our social media and content strategy. Originally from Poland, she’s made her way to the U.S. with over 15 years of experience in storytelling, marketing, and brand building. Trained in property surveying, Pati quickly realized her true passion lies in crafting content that connects, 

Meet Pati, our creative powerhouse and the mind behind our social media and content strategy. Originally from Poland, she’s made her way to the U.S. with over 15 years of experience in storytelling, marketing, and brand building. Trained in property surveying, Pati quickly realized her true passion lies in crafting content that connects, inspires, and engages — a perfect fit for our office’s mission.


Pati's warm approach helps our clients feel at ease, fostering a deeper understanding and connection with us. We are so grateful to have her on our team!


When she’s not creating content, Pati can be found lifting weights, exploring hidden gems around the city, hunting down the perfect cup of coffee, or planning her next adventure

Medina Miftari - OFFICE ASSISTANT in manalapan, nj

HEATHEr Stemkowski - OFFICE ASSISTANT IN CHAPPAQUA, NY

HEATHEr Stemkowski - OFFICE ASSISTANT IN CHAPPAQUA, NY

As the friendly face behind the front desk at A Renewed You, Medina keeps the office running smoothly with a calm presence and can-do attitude. Known for her multitasking skills and quiet strength, she brings kindness, patience, and heart to every interaction— whether she’s helping clients feel at ease or supporting the team behind the sc

As the friendly face behind the front desk at A Renewed You, Medina keeps the office running smoothly with a calm presence and can-do attitude. Known for her multitasking skills and quiet strength, she brings kindness, patience, and heart to every interaction— whether she’s helping clients feel at ease or supporting the team behind the scenes. She ensures that clients feel seen, heard, and cared for the from the moment they walk in. With a strong work ethic and a soft-spoken nature, she is the steady thread that helps create a welcoming, organized, and healing space for everyone who walks through the door. She comes from a family of 7 siblings & 14 nieces and nephews. In her free time she finds joy in reading books and experimenting with makeup artistry. 

HEATHEr Stemkowski - OFFICE ASSISTANT IN CHAPPAQUA, NY

HEATHEr Stemkowski - OFFICE ASSISTANT IN CHAPPAQUA, NY

HEATHEr Stemkowski - OFFICE ASSISTANT IN CHAPPAQUA, NY

I’m married and a proud mother of two college students. After spending 20 years in Advertising, I’ve always had a genuine love for beauty and design. Now, I’m thrilled to be part of the A Renewed You team, where I can merge my professional background with my passion for aesthetics. As a front desk and office assistant, I love helping pati

I’m married and a proud mother of two college students. After spending 20 years in Advertising, I’ve always had a genuine love for beauty and design. Now, I’m thrilled to be part of the A Renewed You team, where I can merge my professional background with my passion for aesthetics. As a front desk and office assistant, I love helping patients feel comfortable and supported throughout their journey. In my free time, you’ll find me working out, practicing yoga, gardening, or enjoying long walks with my two golden retrievers, who keep life full of joy and energy.

ilaria adornetto - OFFICE ASSISTANT IN CHAPPAQUA, NY

HEATHEr Stemkowski - OFFICE ASSISTANT IN CHAPPAQUA, NY

Marianna D’Onofrio - OFFICE ASSISTANt IN CHAPPAQUA, NY

Ilaria is a dedicated and welcoming presence at A Renewed You Medspa, committed to making every patient feel comfortable, cared for, and confident. She plays a key role in ensuring each visit runs smoothly, from booking appointments to answering questions and offering a warm, uplifting vibe that helps everyone feel at ease.

A graduate of S

Ilaria is a dedicated and welcoming presence at A Renewed You Medspa, committed to making every patient feel comfortable, cared for, and confident. She plays a key role in ensuring each visit runs smoothly, from booking appointments to answering questions and offering a warm, uplifting vibe that helps everyone feel at ease.

A graduate of Sacred Heart University, Ilaria is passionate about helping others look and feel their best. She’s currently planning to return to school for nursing so she can continue supporting people’s health and confidence in even more meaningful ways.

Outside of work, Ilaria loves all things beauty, from experimenting with makeup to perfecting a good hair day. She’s always down for a cozy night in, but also loves getting dressed up for a fun dinner and drinks with friends. With two sisters and a big heart, she values connection, good vibes, and making every day feel a little more special.

Marianna D’Onofrio - OFFICE ASSISTANt IN CHAPPAQUA, NY

Marianna D’Onofrio - OFFICE ASSISTANt IN CHAPPAQUA, NY

Marianna D’Onofrio - OFFICE ASSISTANt IN CHAPPAQUA, NY

Marianna joined our team in August 2025 as the friendly face at the front desk, where she assists clients with bookings, answers questions, and ensures a smooth and welcoming experience from the moment they walk in. Her professionalism and warm personality help set the tone for every visit to our med spa.

With over 13 years of experience i

Marianna joined our team in August 2025 as the friendly face at the front desk, where she assists clients with bookings, answers questions, and ensures a smooth and welcoming experience from the moment they walk in. Her professionalism and warm personality help set the tone for every visit to our med spa.

With over 13 years of experience in makeup artistry, Marianna brings a trained eye for beauty and a passion for helping others look and feel their best. Her background in the beauty industry enhances her connection with clients and her understanding of their needs.

When she’s not perfecting her makeup techniques or organizing appointments, Marianna lives an active lifestyle — starting her mornings at the gym and spending her free time enjoying the outdoors, whether it’s a peaceful beach day or a long walk in nature. A proud foodie, she’s always discovering and sharing the best local spots for brunch and dinner.

Marianna’s blend of beauty expertise, positive energy, and dedication to wellness makes her an essential part of our team and a joy to be around!

Noelle Keenan - OFFICE ASSISTANt IN CHAPPAQUA, NY

Marianna D’Onofrio - OFFICE ASSISTANt IN CHAPPAQUA, NY

Noelle Keenan - OFFICE ASSISTANt IN CHAPPAQUA, NY

Noelle joined A Renewed You as a receptionist in January 2025. She is dedicated to helping clients with booking and any questions they may have, ensuring a smooth and welcoming experience. 


She recently graduated from Sacred Heart University with a degree in psychology and plans to return to nursing school to pursue her goal of becoming a 

Noelle joined A Renewed You as a receptionist in January 2025. She is dedicated to helping clients with booking and any questions they may have, ensuring a smooth and welcoming experience. 


She recently graduated from Sacred Heart University with a degree in psychology and plans to return to nursing school to pursue her goal of becoming a nurse practitioner. In her free time, she enjoys reading, cooking, and spending time with friends. She is excited to be part of the team and looks forward to assisting clients with their wellness journey!


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  • Morpheus8
  • Neurotoxins
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A Renewed You

75 South Greeley Ave, Unit 203 Chappaqua, NY | 400 Crossing Ln, Suite 70, Manalapan Township, NJ, USA

NY: 914-233-1575 | NJ: 732-609-6217

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