Hashim Majeed, MD
Internal Medicine - Accepting New Patients
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Dr. Hashim Majeed is board-certified in Internal Medicine and Geriatrics and offers comprehensive medical care for senior adults. He has been in practice for 27 years focusing on managing chronic conditions in the aging population. Dr. Majeed completed his medical school at Dow Medical College in Karachi Pakistan. He completed his internship at Interfaith Medical Center in Brooklyn New York and completed his residency at Texas Tech University Health Sciences Center in El Paso Texas.
To schedule an appointment with Dr. Majeed, please call (972) 560-9400.

Medical School
Dow Medical College, Karachi, Pakistan
Internship
Interfaith Medical Center, Brooklyn, NY
Residency
Texas Tech University Health Sciences Center, El Paso, TX
Memberships
American Medical Director Association
Association of Program of All-Inclusive Care for Elderly
American Geriatric Society
American Medical Association
Certifications
American Board of Internal Medicine
Hospital Affiliations
Baylor Scott and White Dallas, Centennial Frisco, Carrollton, Lake Pointe, Irving, Plano, and Methodist Richardson
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Languages Spoken
English, Spanish, Urdu, Memoni, Gujrati
Marina Vengalil, MD
Internal Medicine - Accepting New Patients
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Dr. Marina Vengalil is board-certified in Internal Medicine and Geriatrics and passionate about caring for dementia patients and providing support for their families. Dr. Vengalil believes in providing quality, comprehensive health care for adults and offers a wide range of services, including preventive screenings and chronic disease management for diseases such as diabetes, asthma, and hypertension. She also holds special interests in osteoporosis and palliative care.
Dr. Vengalil completed a fellowship in behavioral neurology at the State University of New York and subsequently completed a second fellowship in geriatric medicine at The University of Texas Southwestern Medical Center in Dallas, Texas.
To schedule an appointment with Dr. Vengalil, please call (972) 560-9400.
Medical School
Mahatma Gandhi University Medical College, Kottayam, Kerala, India
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Residency
New York Methodist Hospital, Brooklyn, NY
Fellowship
SUNY Stonybrook, NY Geriatric Medicine
University of Texas Southwestern/ Parkland Memorial Hospital, Dallas, TX
Memberships
American Medical Association
Certifications
American Board of Internal Medicine, Geriatric Medicine
Hospital Affiliations
Baylor Scott and White Dallas, Lake Pointe, Plano, and Methodist Richardson
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Languages Spoken
English, Malayalam

Anthony Nguyen, DO
Internal Medicine - Accepting New Patients
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Dr. Anthony Nguyen is board-certified in Internal Medicine and Geriatrics and offers a full range of medical care for senior adults. He believes in serving patients with a holistic approach to medicine and holds a special interest in preventative care. Dr. Nguyen completed his medical school, internship, residency, and fellowship at the Texas College of Osteopathic Medicine in Fort Worth.
To schedule an appointment with Dr. Nguyen, please call (972) 560-9400.

Medical School
UNT Health Science Center, Fort Worth
Internship
Osteopathic Medical Center of Texas, Fort Worth
Residency
Internal Medicine, Osteopathic Medical Center of Texas, Fort Worth
Fellowship
Geriatric Medicine, UNT Health Science Center
Certifications
American Osteopathic Board of Internal Medicine
Hospital Affiliations
Baylor Scott and White Dallas, Centennial Frisco, Lake Pointe, McKinney, Plano, and Methodist Richardson
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Languages Spoken
English, Vietnamese
Jamie Callahan, PA-C
Physician Assistant - Accepting New Patients
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Jamie is certified by the NCCPA and earned her Master of Physician Assistant Studies degree at the University of North Texas Health Science Center at Fort Worth. ​
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To schedule an appointment with Jamie Callahan, please call (972) 560-9400.

Jamie's special interests include:
• Acute Health Conditions
• Chronic Health Conditions
• Diabetes
• Heart Disease Management
In addition to Jamie's experience in the above patient management styles, Jamie's undergraduate degree in nutritional sciences allows her to provide extra counseling and motivation for patients to make positive diet and lifestyle changes to benefit their health.