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

Individual provider Internal Medicine Physician · NPI 1720439235

Dr. Gregory Maslak, MD is an Internal Medicine Physician in Philadelphia, Pennsylvania. Licensed in Connecticut and Pennsylvania. Registered with an NPI since 2016.

Licensed in
CT, PA
In the registry since
2016
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

245 N 15th St Drexel University College Of Medicine 6th Fl
Philadelphia, PA 19102-3129
Phone: (215) 762-7000
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Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MT211838 (PA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 064131 (CT)
Hospitalist Physician Taxonomy 208M00000X · Licence 064131 (CT)

Record details

NPI number1720439235
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 27, 2016
Last updated in NPPESMarch 8, 2021
Certification dateMarch 8, 2021

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