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

Dr. Timothy Brennan, MD, PHD

Individual provider Infectious Disease Physician · NPI 1730594250

Dr. Timothy Brennan, MD, PHD is an Infectious Disease Physician in Bethesda, Maryland. Practices as a sole proprietor and works from 2 locations. Licensed in District of Columbia.

Licensed in
DC
In the registry since
2014
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

10 Center Dr Rm 12C120 Msc 1899
Bethesda, MD 20892-5216
Phone: (301) 761-6638
Show map & directions

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

Additional practice locations (1)

  • 2401 W Belvedere Ave, Baltimore, MD 21215-5216 — (410) 601-9386

Specialties & licences

Infectious Disease Physician (primary) Taxonomy 207RI0200X · Licence MD045130 (DC)

Record details

NPI number1730594250
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorYes
NPI enumeratedJune 23, 2014
Last updated in NPPESJuly 21, 2022

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