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

Dr. John Christopher Graybill, MD

Individual provider Trauma Surgery Physician · NPI 1033312863

Dr. John Christopher Graybill, MD is a General Surgery in Bethesda, Maryland. Qualified in 2005, 21 years ago. Practices with Medical Practices of Antietam, LLC, a 231-clinician group and works from 3 locations. Licensed in Maryland and Virginia.

Years since qualifying
21
Licensed in
MD, VA
In the registry since
2007
Specialties on file
4
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

4650 Taylor Rd Dept OF
Bethesda, MD 20889-4504
Phone: (301) 295-4400
Show map & directions

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

Additional practice locations (2)

  • 1800 Orleans St, Baltimore, MD 21287-0010 — (410) 502-2037
  • 11116 Medical Campus Rd, Hagerstown, MD 21742-6710 — (301) 790-8380

Specialties & licences

Trauma Surgery Physician (primary) Taxonomy 2086S0127X · Licence D0102165 (MD)
Trauma Surgery Physician Taxonomy 2086S0127X · Licence 0101240898 (VA)
Surgical Critical Care Physician Taxonomy 2086S0102X · Licence 0101240898 (VA)
Surgery Physician Taxonomy 208600000X · Licence 0101240898 (VA)

Record details

NPI number1033312863
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 8, 2007
Last updated in NPPESDecember 1, 2025
Certification dateDecember 1, 2025
Mailing address6201 Greenleigh Ave Fl 2, Middle River, MD 21220-2004

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Medical schoolOTHER
Graduated 2005 (21 years in practice)
Group practice Medical Practices Of Antietam, Llc — 231 clinicians
Accepts Medicare assignment Not indicated
Practice locations5 on file with Medicare

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