Holiday Hours

With the exception of Inova hospitals, Inova Emergency Care and Inova-GoHealth Urgent Care, all Inova outpatient offices will be closed for the Christmas and New Year's Day holidays – Wednesday, Dec. 25 and Wednesday, Jan. 1.

Some Inova care sites have additional closures for the holidays, which will be noted on the relevant location pages. 

Inova Children's Cardiology - Shady Grove
14955 Shady Grove Rd #150 Rockville, MD 20850
Get Directions
Phone: 301-424-8484
Fax: 301-424-1835
Sun Closed
Mon 8:00AM-5:00PM
Tue 8:00AM-5:00PM
Wed 7:30AM-4:00PM
Thu 8:00AM-5:00PM
Fri 8:00AM-5:00PM
Sat Closed

Meet Our Team

Patrick Callahan, MD
Patrick F. Callahan, MD
Specialty
Pediatric Cardiology
Clinical Interests
Children's Heart
Years of Experience
34
Mitchell Cohen, MD
Mitchell I. Cohen, MD
Specialty
Pediatric Cardiology, Adult Congenital Heart Disease
Clinical Interests
Children's Heart
Years of Experience
33
Sharon Karr, MD
Sharon S. Karr, MD
Specialty
Pediatric Cardiology
Clinical Interests
Children's Heart
Years of Experience
38
William Kirby, MD
William C. Kirby, MD
Specialty
Pediatric Cardiology, Pediatrics
Clinical Interests
Cardiac, Children's Heart
Years of Experience
49
Jennifer Lindsey, MD
Jennifer H. Lindsey, MD
Specialty
Pediatric Cardiology
Clinical Interests
Children's Heart, Sports Injuries
Years of Experience
32
Jennifer O'Neil, MD
Jennifer B. O'Neil, MD
Specialty
Pediatric Cardiology, Pediatrics
Years of Experience
19
Kinjal Parikh, MD
Kinjal Parikh, MD
Specialty
Pediatric Cardiology, Pediatrics
Years of Experience
10
Catherine Tomasulo, MD
Catherine Tomasulo, MD
Specialty
Pediatric Cardiology, Pediatrics
Years of Experience
10
Ryan Closson, MD
Ryan C. Closson, MD
Specialty
Pediatric Cardiology, Pediatrics
Years of Experience
8
Harish Rudra, DO
Harish S. Rudra, DO
Specialty
Pediatric Cardiology, Pediatrics
Clinical Interests
Children's Heart
Years of Experience
21