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

Margaret Ellen Flanagan, MD

Individual provider Anatomic Pathology Physician · NPI 1972949154

Margaret Ellen Flanagan, MD is an Anatomic Pathology Physician in San Antonio, Texas. Licensed in Texas and Washington. Registered with an NPI since 2013.

Licensed in
TX, WA
In the registry since
2013
Specialties on file
3
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

4502 Medical Dr
San Antonio, TX 78229-4402
Phone: (210) 450-9000
Fax: (612) 273-4370
Show map & directions

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

Specialties & licences

Neuropathology Physician (primary) Taxonomy 207ZN0500X · Licence U3209 (TX)
Anatomic Pathology Physician Taxonomy 207ZP0101X · Licence ML60380381 (WA)
Anatomic Pathology Physician Taxonomy 207ZP0101X · Licence U3209 (TX)

Record details

NPI number1972949154
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 15, 2013
Last updated in NPPESSeptember 6, 2023
Certification dateSeptember 6, 2023

Other providers in San Antonio