Amelia Medical Associates

Amelia Medical Associates offers comprehensive care for adults. This includes well-woman care, ongoing care for men, annual and pre-surgical physicals, college and sports physicals, and management of ongoing medical conditions such as high blood pressure, diabetes and high cholesterol.

practice information

885 Kempsville Road Suite #320
Norfolk, VA 23502
phone: (757) 955-2828
fax: (757) 955-2829
+ map and directions

Office Hours:

Monday - Thursday: 8 am - 5 pm
Friday: 8 am - 4 pm 

Designated Patient-Centered Medical Home

The Patient-Centered Medical Home is an approach to providing comprehensive primary care through all stages of life with a team of people who will care for your every need and navigate you through confusing health care issues. Practices designated as a Patient-Centered Medical Home go above and beyond to:

  • Take personal responsibility and accountability for ongoing care of patients
  • Accessible to patients on short notice for expanded hours and open-access scheduling
  • Conduct consultations through mychart and telephone
  • Maintain updated electronic personal health record
  • Conduct regular check-ups with patients to identify health crises and initiate treatment/prevention measures before costly, last-minute emergency procedures are required

Dr. Phillip Snider talks about how diabetic athletes and active individuals can stay moving. Diabetes is becoming more and more common, but what many diabetics don't realize is that exercise can be an essential part of their health routine - helping their bodies regulate insulin better and reduce the need for medication.

David Castaldo, MD

Dr. Castaldo completed his bachelor of science at the University of Illinois and received his medical degree from Loyola University Chicago Stritch School of Medicine in Maywood, Ill. He went on to perform an internship, followed by an internal medicine residency at Eastern Virginia Medical School in Norfolk, Va. His professional career includes an academic medicine background as well as over 15 years of experience seeing patients. Dr. Castaldo provides a full spectrum of general medicine care for adults with emphases on men’s health, hypertension, elevated cholesterol, diabetes and overall health maintenance. He has received numerous awards for excellence in teaching and patient care.

Jo-Anne A Guzman-Lee, MD

Jo-Anne Guzman-Lee, MD, graduated from the University of the Philippines College of Medicine in 1994. She moved to the United States in 1995 to complete her residency in internal medicine at Saint Michael’s Medical Center in Newark, New Jersey. She has been practicing in an outpatient setting since 1999, when she became board-certified in internal medicine. Before joining Bon Secours, she worked on the Eastern Shore of Virginia as well as in downtown Norfolk. She speaks Tagalog and is also conversant in medical Spanish. Dr. Guzman-Lee loves the challenge of managing chronic illnesses, and she appreciates the relationships she develops with her patients along the way.

Dr. Guzman-Lee resides in Virginia Beach with her husband and two young sons. During her free time, she volunteers at the Virginia Beach Free Clinic and is a member of the Philippine Medical Association.

I. Phillip Snider, RD, DO

I. Phillip Snider, DO, specializes in family medicine and weight loss.  He received his medical degree from Midwestern University in Glendale, Arizona.  He then completed his residency in Scottsdale Healthcare System in Scottsdale, Arizona.  Dr. Snider is board-certified in both family medicine and in bariatrics.  He is a fellow of the American Academy of Family Physicians and a member of the American Society of Bariatric Physicians.

Prior to medical school, Dr. Snider worked as a registered dietitian, certified diabetes educator and a certified personal trainer.  He also taught nutrition at the University of North Carolina at Greensboro and, during medical school and residency, he held the position of adjunct assistant professor in the department of biochemistry at Midwestern University.  He has published 6 studies in scholarly journals and written numerous articles on sports nutrition and mindful eating.  You can follow him on Twitter using @DietDoc325.

Practicing his own advice, Dr. Snider has competed in more than 100 triathlons, studied martial arts and qigong for over 20 years, and currently enjoys hiking and cross training in the gym.

+ Dr. Snider explains why it is important for people with diabetes to stay active.



Katharine Van Slyke, DO

Katharine Van Slyke, DO, is a board-certified osteopathic internist. She has a doctor of osteopathic medicine degree from Philadelphia College of Osteopathic Medicine in Philadelphia, Pa., where she also completed an internship and residency in internal medicine. Dr. Van Slyke continued her training as a resident at Eastern Virginia Medical School in Norfolk, Va. In addition, she has a bachelor of science in biology from the University of Richmond, Richmond, Va., and attended Queen Mary and Westfield College in London, England.

Certified by the American Osteopathic Board of Internal Medicine, Dr. Van Slyke is a member of the American Osteopathic Association, American College of Osteopathic Internists and Virginia Osteopathic Medical Association.

Amelyn Magtanong, NP

Amelyn Magtanong is a licensed nurse practitioner. She received her bachelor of science in nursing from Philippine Union College in Silang, Cavite, Philippines and her master of science in nursing from University of Cincinnati in Cincinnati, Ohio. Prior to joining Bon Secours, Ms. Magtanong was employed in an outpatient family health clinic providing healthcare to the underserved population of Apopka, Florida. 

Prior to becoming a nurse practitioner, Ms. Magtanong worked as a registered nurse in rapid response team, intensive care units and emergency department at Florida Hospital in Orlando, Florida. She is also a certified critical care RN (CCRN), and cardiac medicine certified (CMC). Ms. Magtanong has the passion to extend compassionate care with every patient encounter. 

Ms. Magtanong resides in Virginia Beach with her husband and youngest daughter. She has three adult children who reside in Orlando, Florida. Ms. Magtanong is also able to communicate in Tagalog and Spanish. During weekends, Ms. Magtanong assists her husband with church-related activities.


Jaime Callaghan, FNP-BC

Jaime Callaghan is a certified family nurse practitioner. She earned her bachelor of science in nursing and master of science in nursing — family nurse practitioner — from Old Dominion University in Norfolk, Virginia. Before becoming a nurse practitioner, Ms. Callaghan was employed as a registered nurse at the pediatric inpatient unit at Naval Medical Center Portsmouth and at Children’s Hospital of The King’s Daughters in Norfolk. Additionally, she serves as a lieutenant in the United States Navy Nurse Corps and is actively pursuing her doctorate in nursing at Old Dominion University.

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