Board-Certified Internal Medicine Physician & USCIS Civil Surgeon
Dr. Rizwana Khan is a board-certified internal medicine physician and primary care doctor serving patients throughout Old Bridge, NJ, and surrounding communities at AAA Medical Group. Known for her compassionate, patient-centered approach, Dr. Khan partners with individuals through every stage of their adult health journey—providing comprehensive evaluations, personalized diagnostic care, and tailored treatment plans.
As a designated USCIS Civil Surgeon, Dr. Khan conducts official USCIS immigration medical examinations for Green Card and status adjustment applicants, providing full physical evaluations, required vaccine reviews, and timely completion of Form I-693.
Her broad clinical scope spans routine preventative health, medical weight loss, and same-day acute care for issues such as respiratory infections, sore throats, ear infections, migraines, and STDs. She also delivers evidence-based long-term management for chronic conditions, including hypertension, diabetes, and cardiovascular wellness.
Dr. Khan earned her medical degree (MBBS) from Karachi Medical and Dental College before completing her Internal Medicine residency at Newark Beth Israel Medical Center. She is certified by the American Board of Internal Medicine and has received the Hospitalist Medicine Service Award of Excellence from Robert Wood Johnson University Hospital. Deeply committed to leadership and service, she has served as President (2018) and Trustee of the Association of Physicians of Pakistani Descent of North America (APPNA) New Jersey chapter.
Dr. Khan provides care in English, Urdu, Hindi, and Punjabi, ensuring accessible, culturally sensitive healthcare for our diverse patient population.
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Board-Certified Family Physician
Dr. Maria Amin Baig is a board-certified family physician providing compassionate, comprehensive medical care to individuals and families at AAA Medical Group. Bringing a rich clinical background across outpatient primary care, urgent care, and inpatient medicine, Dr. Baig is dedicated to guiding patients through every stage of life with proactive, patient-centered care.
Dr. Baig earned her medical degree from Jinnah Sindh Medical University before completing her Family Medicine residency with the Sunrise Graduate Medical Education Consortium at Southern Hills Hospital and Nevada Health Centers in Las Vegas, NV, where she trained as part of its inaugural residency class. Prior to joining AAA Medical Group, Dr. Baig served the New Jersey community by providing primary and acute care at Care Station Medical Group (RWJBarnabas Health).
Certified by the American Board of Family Medicine, Dr. Baig emphasizes whole-person wellness, clear communication, and collaborative health management. Her practice covers a broad scope of care, including comprehensive adult and pediatric primary care, same-day acute sick visits, preventative wellness exams, women’s health, routine health screenings, and evidence-based chronic disease management for conditions such as hypertension, diabetes, asthma, and high cholesterol.
Fluent in English, Urdu, and Hindi, Dr. Baig connects closely with patients from diverse cultural backgrounds to deliver accessible, individualized medical care.
Advanced Practice Nurse & Primary Care Provider
Charlene L. Vojnyk is a skilled Advanced Practice Nurse (APN) providing compassionate, family-centered primary care to patients at AAA Medical Group in Old Bridge, NJ. With over 25 years of extensive healthcare experience, Charlene is deeply dedicated to partnering with patients across every stage of adult health—combining evidence-based clinical expertise with empathetic, active listening to help individuals achieve lasting wellness.
Charlene earned her Master of Science in Nursing (MSN) as a Family Nurse Practitioner from Felician University. Prior to stepping into advanced primary practice, her extensive nursing background encompassed critical care, telemetry, nephrology, and express hospital admissions, as well as hands-on cardiovascular experience as an EKG technician. This diverse clinical foundation equips her with keen diagnostic insight, whether managing acute concerns or unraveling complex medical histories.
At AAA Medical Group, Charlene delivers personalized care across a wide spectrum of primary healthcare needs, including:

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