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

Dr. Gregory Alexander Gandarillas, DO

Individual provider Internal Medicine Physician · NPI 1154071579

Dr. Gregory Alexander Gandarillas, DO is an Internal Medicine Physician in Philadelphia, Pennsylvania. Practices as a sole proprietor. Licensed in Florida.

Licensed in
FL
In the registry since
2022
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

4190 City Ave
Philadelphia, PA 19131-1626
Phone: (786) 385-6968
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence OS23768 (FL)

Record details

NPI number1154071579
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedMarch 28, 2022
Last updated in NPPESJune 29, 2026
Certification dateJune 29, 2026

Other providers in Philadelphia