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

Michael Grillon, MD

Individual provider Surgery Physician · NPI 1639178122

Michael Grillon, MD is a Surgery Physician in Onancock, Virginia. Works from 2 locations. Licensed in Virginia.

Licensed in
VA
In the registry since
2005
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

20486 Market St
Onancock, VA 23417
Phone: (757) 302-2700
Fax: (757) 787-9262
Show map & directions

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

Additional practice locations (1)

  • 8262 Atlee Rd, Mechanicsville, VA 23116-1816 — (804) 559-0194

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 0101055534 (VA)
Surgery Physician Taxonomy 208600000X · Licence 0101055534 (VA)

Record details

NPI number1639178122
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 18, 2005
Last updated in NPPESNovember 11, 2019
Mailing address8262 Atlee Rd, Suite 205, Mechanicsville, VA 23116-1816

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