Avelin Armand, MSN, RN
Early Detection Program Events and Clinical Manager
Avelin is a registered nurse and healthcare leadership professional with 10 years of clinical experience in surgical nursing, including roles as a Charge Nurse and RN Preceptor. She holds a Master of Science in Nursing (MSN) in Executive Leadership and Management from Walden University.
Throughout her nursing career, Avelin has demonstrated leadership in patient care coordination, clinical operations, staff mentoring, and professional development. Building on this foundation, she has expanded her focus toward healthcare administration, organizational leadership, and community health initiatives.
As a member of the Time in Range and T1D Screening Queen team, Avelin contributes to the planning and operational management of Type 1 diabetes screening events, including staffing, volunteer coordination, resource management, and community outreach.
Avelin is passionate about preventive healthcare, early diabetes detection, and strengthening community partnerships. She is committed to combining her clinical expertise and executive leadership education to improve healthcare access and make a meaningful impact on community health.
*Bilingual in English and Spanish
Kathleen Pinto
Clinic Manager and Research Coordinator
Kathleen serves as Clinic Manager and Early Detection Program Research Coordinator at Time in Range. She oversees daily clinic operations and coordinates research for the T1D Screening Queen Early Detection Program. She is often the first point of contact for patients and partners. Kathleen brings more than 3 years of research experience. She earned her undergraduate degree at Princeton University with a background in neuroscience and cognitive science, and plans to pursue a career in medicine. Kathleen is passionate about early detection and about making every patient feel heard, supported, and empowered throughout their care journey.
*Bilingual in English and Spanish
Natalie Sinel-Rojas, MS, RD
Senior Dietician & Diabetes Specialist
Natalie is a Senior Registered Dietition with more than 13 years of experience in diabetes nutrition and over 30 years of lived insight as someone who has navigated life with T1D herself. Losing her father to T1D related complications shaped the course of her life and gave her a profound sense of purpose, to use her personal and professional experience to help others living with T1D to feel supported, understood, and empowered. Whether she is guiding a newly diagnosed patient, fine-tuning nutrition for optimal time in range, or helping a family navigate an early T1D diagnosis, Natalie approaches every Time in Range patient with compassion, expertise, and heart.
*Bilingual in English and Spanish
Carolina Buitrago, MSN, APRN, FNP-C
Nurse Practitioner
Meet Carolina Buitrago, a board certified APRN with extensive experience in Endocrinology, Cardiology and metabolic conditions. Carolina brings a deep clinical understanding of diabetes and complex metabolic health to the Time in Range team, ensuring every patient receives the most current, evidenced based care available. Carolina takes the time with her patients, building strong, trusting relationships, tailoring every treatment plan to the individual in front of her. Carolina believes exceptional diabetes care starts with an exceptional patient/provider relationship. At Time in Range, that is exactly what she delivers.
*Bilingual in English and Spanish
Dr. Jhoanna Solis, MD, ICH-GCP
Medical Assistant Screening Events
Jhoanna is a dedicated Medical Assistant and international medical graduate with a strong clinical background in patient care, procedure assistance, and diabetes technology support. Her honest and caring personality puts patient's immediately at ease. Jhoanna is board certified as a First Surgical Assistant and holds certifications in BLS, and ACLS.
*Bilingual in English and Spanish
Irina Elhendy, MSN, RN
Registered Nurse & Insulin Pump Trainer
Meet Irina. With experience as an emergency room nurse, Irina brings a strong foundation in emergency and critical care nursing to the Time in Range team. She completed her Masters in Nursing at Nova Southeastern University. At TIme in Range, Irina specializes in insulin pump training and diabetes technology education, bringing her clinical precision and expertise to help patients achieve their best time in range. Known for her warm and genuinely kind bedside manner, Irina has a natural gift for making patients feel supported. Irina's certifications include, ACLS, BLS, TNCC, and ENPC.
*Trilingual in English, Spanish and Russian
Dr. Xiomara Ortiz-Huertas, MD, ECFMG
Medical Assistant Screening Events
Xiomara brings an exceptional academic and clinical foundation to the Time in Range Team. She completed her medical training at Ross University School of Medicine with clinical rotations at Cleveland Clinic, Baptist Health, and other outpatient settings across Miami-Dade. Her work focuses on translating clinical data into meaningful, patient-centered improvements in care. She is known for being highly organized, adaptable, and committed to delivering efficient, high quality patient care. Xiomara is a rising star in medicine and we are proud to have her on our team.
*Bilingual in English and Spanish
Maria Reyes
Executive Assistant & Patient Care Coordinator
Maria is the organizational backbone of Time in Range, seamlessly managing every detail of the practice from patient registration, scheduling and care coordination while ensuring every single patient experience runs seamlessly from first contact to follow up care. Her background in international business and foreign language education reflects her strong communication skills and expertise in customer service. Maria ensures that every Time in Range patient feels welcomed, understood and well supported.
*Bilingual in English and Spanish