Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

William C Kirby, MD

Individual provider Pediatric Cardiology Physician · NPI 1528021755

William C Kirby, MD is a Pediatric Medicine in Fairfax, Virginia. Graduated from Indiana University School of Medicine in 1975, 51 years ago. Practices with Inova Health Care Services, a 1,827-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in District of Columbia, Maryland and Virginia.

Years since qualifying
51
Trained at
Indiana University School of Medicine
Licensed in
DC, MD, VA
In the registry since
2006
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

8318 Arlington Blvd Ste 250
Fairfax, VA 22031-5218
Phone: (703) 876-8410
Fax: (703) 876-8417
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 3300 Gallows Rd, Falls Church, VA 22042-3300 — (703) 776-4001

Specialties & licences

Pediatric Cardiology Physician (primary) Taxonomy 2080P0202X · Licence 0101039869 (VA)
Pediatric Cardiology Physician Taxonomy 2080P0202X · Licence D34047 (MD)
Pediatric Cardiology Physician Taxonomy 2080P0202X · Licence MD10635 (DC)

Record details

NPI number1528021755
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 10, 2006
Last updated in NPPESJuly 14, 2021
Certification dateJuly 14, 2021
Mailing address8318 Arlington Blvd, Suite 250, Fairfax, VA 22031-5218

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPEDIATRIC MEDICINE
Medical schoolINDIANA UNIVERSITY SCHOOL OF MEDICINE
Graduated 1975 (51 years in practice)
Group practice Inova Health Care Services — 1827 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Fairfax