Find a Top Internist Near Me in Brooklyn, NY – Book an Appointment Instantly

Jessica Taff, MD, is a triple board-certified Hematologist, Medical Oncologist, and Internist.  Through her leadership role at Coastal Hematology & Oncology Center, Dr. Taff is honored to serve the communities of Toms River and Forked River, New Jersey, where she was born and raised. 

Education has always played a central role in Dr. Taff’s life. She earned her undergraduate and medical degrees at Georgetown University in Washington, DC. Dr. Taff went on to complete her residency at New York University Langone Medical Center in New York City, where she was selected to serve as Chief Resident in Internal Medicine. She also completed a Fellowship in Hematology and Oncology at NYU Langone Medical Center, and was again selected to serve as Chief Fellow for Hematology/Oncology. 

While there, Dr. Taff was named Fellow of the Year, and selected to participate in the highly competitive research Conference  ASCO/AACR Workshop in Methods in Clinical Cancer Research in Vail, Colorado, and worked the Bone Marrow Transplant Unit at Memorial Sloan Kettering Cancer Center in New York, NY. Through her extensive research experience helping to develop new and improved cancer treatments, she trained with many of the nation’s top Hematology and Oncology physicians. 

Dr. Taff is passionate about cancer research and has presented her work at numerous national and international medical conferences and symposia. As advancements in research and medical technology forge ahead, Dr. Taff is excited to remain on the cutting-edge of cancer treatment. 

In addition to being well-published in the field of oncology, Dr. Taff prioritizes an outstanding bedside manner. She is warm and personable, takes the time to get to know the patients in her care, and is accessible at all times.

Working through a cancer diagnosis and treatment path is stressful and can be frightening. Dr. Taff understands the emotional component of cancer care and strives to help her patients understand what to expect and how to incorporate self-care into their treatment journey. She firmly believes that successful care treats the whole person, not just the immediate symptoms of the disease. Further, Dr. Taff recognizes that patient priorities in treatment may differ, and she is happy to incorporate complementary and alternative medicine when appropriate. She is also fluent in Spanish and welcomes the opportunity to provide multilingual care in her practice. 

Dr. Taff is affiliated with RWJ Barnabas Health and the Rutgers Cancer Institute of New Jersey, the only hospital in New Jersey designated as a Comprehensive Cancer Center by the National Cancer Institute. This affiliation ensures her patients have access to outstanding subspecialized services and unique treatment opportunities in a location that is close to home. 

Gritz Pierre, MD, is the founder, owner, and medical director of Genesis Personal Healthcare Medicine.
He is a board-certified physician with dual certification in Emergency Medicine and Family Medicine and holds an MBA with a concentration in Healthcare Administration. His background combines extensive frontline clinical experience with formal training in healthcare management, supporting both the clinical and operational requirements of the Company.

Dr. Pierre maintains active medical licenses across multiple U.S. states, enabling nationwide telemedicine practice and supporting the Company’s multi-state service delivery model. His clinical experience spans high-acuity emergency departments, critical access hospitals, ICU-capable facilities, and inpatient hospital medicine settings. In addition, he has extensive outpatient experience working in rural clinics throughout Southern Illinois, providing primary and urgent care services in medically underserved communities.

His professional experience includes independent emergency medicine practice, nocturnist hospital medicine, and ICU-level patient management. Dr. Pierre has served in environments requiring autonomous decision-making, rapid clinical assessment, and coordination of complex care, including stabilization of critically ill patients prior to ICU admission or interfacility transfer.

He has also participated in healthcare fairs and community outreach events, providing physical examinations and preventive care services for local schools and community members.

In addition to his clinical background, Dr. Pierre’s MBA training provides experience in healthcare administration, operations, and financial oversight. This dual competency supports informed governance of Genesis Personal Healthcare Medicine, particularly in areas of regulatory compliance, provider oversight, and operational scalability.

Dexter McKenzie, MD, is an experienced internist and pediatrician serving patients of all ages at LaSante Health Center in the Prospect Lefferts Gardens area of Brooklyn. Dr. McKenzie has served the central Brooklyn community for over 30 years as a registered pharmacist and physician and treats a wide range of medical conditions for adults and children in New York City. 

After immigrating to Brooklyn from the Caribbean, Dr. McKenzie attended the public schools in the area, then received his Bachelor of Science in pharmaceutical and health sciences from Arnold and Marie Schwartz College of Pharmacy & Health Sciences at Long Island University in New York City. He completed his Doctor of Medicine at Meharry Medical College in Nashville, Tennessee, and was honored with a residency and internship in internal medicine and pediatrics from Kings County Hospital in New York City. 

Dr. McKenzie is proud to serve a diverse range of patients at LaSante Health Center and advocates as a health educator, mentor to youth, and for the medical care of single mothers and senior citizens. He is passionate about supporting the local arts and small businesses. His involvement in the community has garnered him several awards and recognition. 

Dr. McKenzie is president of the Provident Clinical Society of Brooklyn, and a member of the National Medical Association, Medical Society of the State of New York, New York Empire State Medical Association, and The Medical Society of the County of Kings.

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Emmanuel Valery, MD, is a board-certified internist at LaSante Health Center in the Prospect Lefferts Gardens area of Brooklyn. Dr. Valery diagnoses and treats chronic illnesses, offers preventative and primary care, and provides excellent treatments for patients in New York City with cardiovascular, digestive, respiratory, circulatory or other chronic health issues.

Dr. Valery was born in Port-au-Prince, Haiti, and has been in the medical field for over three decades. He immigrated to New York, where he received his Bachelor of Science from Long Island University in New York City. Dr. Valery then completed his Doctor of Medicine at The Universidad del Noreste (UNE) School of Medicine in Tampico, Mexico. He went on to finish his residency in internal medicine at Kings County Hospital and completed the prestigious Fifth Pathway program for the Albert Einstein College of Medicine, both in New York City. 

Serving the community for years, Dr. Valery was the medical director at NewYork-Presbyterian Brooklyn Methodist Hospital, the CEO of Bedford Medical Group, and practiced at SUNY Downstate Medical Center, Kings County Hospital and the Bronx Lebanon Special Care Center, all in New York City.

Dr. Valery leads several community service and outreach initiatives and is a member of the NOAH NY, a not-for-profit organization that helps provide free health care to residents of Haiti. He has received numerous awards for his efforts.

As an immigrant and multilingual in English, Haitian Creole, French, and Spanish, Dr. Valery is passionate about serving diverse patients at LaSante Health Center. He brings years of medical knowledge to provide quality internal medicine care.

Dr. Valery is a member of the American Medical Association, Asclepius Medical Society, and certified by The American Board of Internal Medicine.

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Education and training

• State University of New York, Downstate Medical Center, Master's in Family Nursing

Languages spoken

• English
• Spanish
• Hebrew

Dr. Bella Halpert is a nephrologist specializing in hypertension, chronic kidney disease and dialysis management. She believes good kidney care starts with listening, and she works closely with patients from early diagnosis through dialysis to make complex decisions feel clear and manageable.

Raised in Brooklyn, New York, Dr. Halpert completed both her internal medicine residency and her nephrology fellowship at One Brooklyn Health, Brookdale Hospital, where she was selected as Chief Fellow and devoted much of her time to teaching and mentoring the next generation of physicians. Multilingual in four languages, including Russian, Ukrainian, Hebrew, and Yiddish, Dr. Halpert connects easily with the diverse communities she serves. She brings deep compassion and a strong work ethic to every patient she serves.

At LaSante Health, she is committed to care that is thorough, accessible, and grounded in trust.

Dr. Golali Nejati is a board-certified Internal Medicine physician serving patients in Brooklyn, New York. He provides comprehensive medical care with a focus on prevention, early diagnosis, and the effective management of both acute and chronic health conditions.

Dr. Nejati earned his Doctor of Medicine degree from Tabriz University of Medical Sciences Faculty of Medicine. With extensive experience in internal medicine, he evaluates and treats a wide range of medical concerns and provides ongoing care for patients who require regular monitoring and follow-up.

His approach emphasizes attentive, individualized care and helping patients better understand and manage their health. From routine medical evaluations and preventive care to the management of ongoing medical conditions, Dr. Nejati is committed to providing thorough and compassionate care tailored to each patient’s needs.

Dr. Nejati practices with Cyrus Medical Group in Brooklyn, New York.

• Medical Degree: Tabriz University of Medical Sciences Faculty of Medicine
• Specialty: Internal Medicine
• Board Certification: American Board of Internal Medicine
• Practice: Cyrus Medical Group

Meet Dr. Saka Kazeem at Elk Medical

The outstanding professional team at Elk Medical provides world-class medical care for disorders of the endocrine system and related conditions. Serving the community of Crown Heights, Brooklyn, in New York City, the team creates personalized treatment plans designed to meet the specific needs of each individual patient.

Under the direction of Saka Kazeem, MD, a skilled endocrinologist with more than 30 years of clinical experience, Elk Medical offers a broad array of care options. Dr. Kazeem and his team offer advanced and interventional management, using cutting-edge technology for thyroid disorders, adrenal disorders, diabetes, polycystic ovary syndrome (PCOS), menopause, and many other conditions. In addition to treatment plans, medically supervised weight loss programs at Elk Medical help patients reach and maintain a healthy weight while promoting overall health and wellness.

Dr. Kazeem earned his medical degree from the University of Ibadan’s College of Medicine in Nigeria. He completed his residency in internal medicine followed by a fellowship in endocrinology at Interfaith Medical Center in Brooklyn, New York.

Dr. Kazeem has served as president of medical staff and chief of endocrinology at Kingsbrook Jewish Medical Center in Brooklyn and on the minority affairs committee of the American Association of Endocrinology. He is a two-time recipient of the quality improvement and health outcomes award granted by the Foundation for Post-Acute and Long-Term Care Medicine. In addition to his duties at Elk Medical, Dr. Kazeem serves on advisory committees at Kingsbrook Jewish Medical Center as well as New York–Presbyterian Brooklyn Methodist Hospital in Brooklyn.

The entire team welcomes new patients to Elk Medical for exceptional medical services offered in a warm, friendly environment. To speak to a team member or to schedule a consultation with Dr. Kazeem, call the clinic’s office today or request an appointment online.

Elizaveta is a Mental Health Counselor with a Master of Science in Clinical Mental Health Counseling from Touro University, dedicated to supporting individuals through life’s challenges and transitions. She views her work as a meaningful opportunity to help clients better understand themselves while fostering growth and emotional well-being. Elizaveta creates a therapeutic environment where clients feel safe, supported, and encouraged to show up as their authentic selves.

Through a collaborative and client-centered approach, she helps individuals explore how their thoughts, emotions, physical experiences, identity, cultural background, and relationships influence their daily lives. Her work focuses on helping clients move toward meaningful change that aligns with their personal values and goals.

Elizaveta utilizes an integrative, evidence-based approach tailored to each individual’s needs. She specializes in working with anxiety, depression, self-esteem challenges, grief, and bereavement. She understands that experiences of loss, trauma, and overwhelming stress can feel isolating, and she is committed to providing a steady and compassionate presence throughout the healing process.

She prioritizes creating a warm, nonjudgmental, and supportive space while also gently encouraging clients to challenge patterns that may be keeping them stuck. In her work, Elizaveta draws from Cognitive Behavioral Therapy (CBT), Person-Centered Therapy, Solution-Focused Brief Therapy (SFBT), and psychodynamic approaches to help clients build insight, strengthen coping strategies, and develop a more balanced and fulfilling life.