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

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