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Doctors + Care Team

At the Lawrence Pediatric Specialty Center, we offer the following services from top Boston pediatric specialists: Cardiology, Developmental-Behavioral Pediatrics, Endocrinology, Gastroenterology, General Surgery, Hematology/Oncology, Nephrology, Neurology and Rheumatology.

Doctors + Care Team

Walter J. Chwals, MD, FACS, FAAP, FCCM

Walter J. Chwals, MD, FACS, FAAP, FCCM

Title(s): Chief of Pediatric Surgery; Pediatric Surgeon-in-Chief; Director, Kiwanis Pediatric Trauma Institute; Professor, Tufts University School of Medicine
Department(s): Surgery, Pediatric Surgery, Pediatric Trauma
Appt. Phone: 617-636-5025
Fax #: 617-636-8122

Pediatric surgery, pediatric trauma, congenital disorders requiring surgery in newborns, GI inflammatory diseases in children, pediatric tumors (surgical oncology), nutrition in post-surgical neonates, pediatric obesity and minimally invasive surgery

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Abdollah Sadeghi-Nejad, MD

Abdollah Sadeghi-Nejad, MD

Title(s): Chief Emeritus, Division of Pediatric Endocrinology; Professor, Tufts University School of Medicine
Department(s): Pediatrics, Pediatric Endocrinology
Appt. Phone: 617-636-5336
Fax #: 617-636-0503

Thyroid disorders, growth and growth hormone deficiency, sexual differentiation and maturation, carbohydrate and lipid metabolism

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Alisa Niksch, MD

Alisa Niksch, MD

Title(s): Director, Pediatric Electrophysiology and Exercise Physiology; Pediatric Cardiologist; Assistant Professor, Tufts University School of Medicine
Department(s): Pediatrics, Pediatric Cardiology
Appt. Phone: 617-636-5067
Fax #: 617-636-2354

Cardiac ablation and arrhythmia management, pacemaker/ICD implantation and management, congenital heart disease

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Anthony Rodrigues, MD, PHD

Anthony Rodrigues, MD, PHD

Title(s): Pediatric Neurologist
Department(s): Pediatrics, Pediatric Neurology
Appt. Phone: 617-636-8100
Fax #: 617-636-8375

General neurology with special interest in pain syndromes (headaches, migraines, CRPS, etc.)

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Cathy G. Rosenfield, MD

Cathy G. Rosenfield, MD

Title(s): Co-Director, Tufts University School of Medicine Hematology Course; Associate Clinical Professor, Tufts University School of Medicine
Department(s): Pediatrics, Pediatric Hematology/Oncology
Appt. Phone: 617-636-5535
Fax #: 617-636-7738

Hemophilia and other bleeding disorders, prothrombotic disorders, sickle cell and other hemoglobinopathies, general hematology

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Christina Sakai, MD

Christina Sakai, MD

Title(s): Developmental-Behavioral Pediatrician; Assistant Professor, TUSM
Department(s): Pediatrics, Developmental-Behavioral Pediatrics, Pediatric Inpatient Specialists
Appt. Phone:
Fax #:

Developmental behavioral pediatrics, pediatric hospital medicine, pediatric inpatient care

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Julia (Yujuan) Zhang, MD

Julia (Yujuan) Zhang, MD

Title(s): Pediatric Rheumatologist; Director, Fellowship Program; Assistant Professor, Tufts University School of Medicine
Department(s): Pediatrics, Pediatric Rheumatology
Appt. Phone: 617-636-5451
Fax #: 617-636-8388

Pediatric rheumatology

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Julie Nicoletta, MD, MA

Julie Nicoletta, MD, MA

Title(s): Pediatric Nephrologist; Assistant Professor, Tufts University School of Medicine
Department(s): Pediatrics, Pediatric Nephrology
Appt. Phone: 617-636-7429
Fax #: 617-636-0066

Hematuria, proteinuria, hypertension, renal insufficiency, kidney stones, fluid and electrolyte imbalance

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Khoa D. Tran, MD

Khoa D. Tran, MD

Title(s): Pediatric Gastroenterologist; Assistant Professor, Tufts University School of Medicine
Department(s): Pediatrics, Pediatric Gastroenterology and Nutrition
Appt. Phone: 617-636-3266
Fax #: 617-636-8718

Neurogastroenterology, motility, general pediatric gastroenterology, chronic constipation, gastro-esophageal reflux/pH studies

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Liwen Tang, MD

Liwen Tang, MD

Title(s): Pediatric Cardiologist; Assistant Professor, Tufts University School of Medicine
Department(s): Pediatrics, Pediatric Cardiology
Appt. Phone: 617-636-5067
Fax #: 617-636-2354

General pediatric cardiology, echocardiogram, fetal echocardiogram

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Marcella C. Radano, MD

Marcella C. Radano, MD

Title(s): Pediatric Gastroenterologist; Assistant Professor, Tufts University School of Medicine
Department(s): Pediatrics, Pediatric Gastroenterology and Nutrition
Appt. Phone: 617-636-3266
Fax #: 617-636-8718

General pediatric gastroenterology, celiac disease, inflammatory bowel disease, allergic disease of the GI tract

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Mark V. Zilberman, MD

Mark V. Zilberman, MD

Title(s): Director, Pediatric Echocardiology and Fetal Cardiology; Director, Adult Congenital Heart Disease Clinic; Pediatric Cardiologist; Associate Professor, Tufts University School of Medicine
Department(s): Pediatrics, CardioVascular Center, Pediatric Cardiology
Appt. Phone: 617-636-5067
Fax #: 617-636-2354

Non-invasive diagnostics, adult congenital heart disease

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Niyati Mehta, MD

Niyati Mehta, MD

Title(s): Pediatric Neurologist; Assistant Professor, Tufts University School of Medicine
Department(s): Pediatrics, Pediatric Neurology
Appt. Phone: 617-636-8100
Fax #: 617-636-8375

Neurological intensive care, neurologic complications of medical disease, stroke

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Robert  C. Gensure, MD, PhD

Robert C. Gensure, MD, PhD

Title(s): Chief, Pediatric Endocrinology; Visiting Associate Professor, Tufts University School of Medicine
Department(s): Pediatrics, Pediatric Endocrinology
Appt. Phone: 617-636-5335
Fax #: 617-636-0503

Diabetes, thyroid disorders, adrenal disorders, short stature, pubertal disorders, pituitary disorders, metabolic bone disease

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