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

Dr. Ian Thomas Greenwalt, MD

Individual provider Surgical Oncology Physician · NPI 1720405665

Dr. Ian Thomas Greenwalt, MD is a General Surgery in Haymarket, Virginia. Graduated from Drexel University College of Medicine in 2014, 12 years ago. Practices with Uva Community Health Medical Group LLC, a 342-clinician group, works from 4 locations and accepts Medicare assignment. Licensed in District of Columbia and Virginia.

Years since qualifying
12
Trained at
Drexel University College of Medicine
Licensed in
DC, VA
In the registry since
2014
Specialties on file
2
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

15195 Heathcote Blvd Ste 240
Haymarket, VA 20169-6245
Phone: (571) 284-3460
Show map & directions

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

Additional practice locations (3)

  • 3800 Reservoir Rd Nw, Washington, DC 20007-2113 — (202) 295-0560
  • 15225 Heathcote Blvd, Haymarket, VA 20169-6264 — (571) 284-1000
  • 8700 Sudley Rd, Manassas, VA 20110-4418 — (703) 369-8000

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence 0101283801 (VA)
Surgical Oncology Physician Taxonomy 2086X0206X · Licence MD047318 (DC)

Record details

NPI number1720405665
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 27, 2014
Last updated in NPPESDecember 6, 2024
Certification dateDecember 6, 2024

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Medical schoolDREXEL UNIVERSITY COLLEGE OF MEDICINE
Graduated 2014 (12 years in practice)
Group practice Uva Community Health Medical Group Llc — 342 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount