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

Dr. Gregory Thomas Trifilo, MD

Individual provider Family Medicine Physician · NPI 1235363789

Dr. Gregory Thomas Trifilo, MD is a Family Medicine Physician in Bethesda, Maryland. Licensed in Colorado and Virginia. Registered with an NPI since 2009.

Licensed in
CO, VA
In the registry since
2009
Specialties on file
3
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

4301 Jones Bridge Rd
Bethesda, MD 20814-4712
Phone: (800) 515-5257
Show map & directions

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

Specialties & licences

Public Health & General Preventive Medicine Physician (primary) Taxonomy 2083P0901X · Licence DR.0064622 (CO)
Family Medicine Physician Taxonomy 207Q00000X · Licence 0101249105 (VA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1235363789
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 13, 2009
Last updated in NPPESMay 20, 2024
Certification dateMay 3, 2024

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