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

Gregory Dennis Hollis

Individual provider Physician Assistant · NPI 1174308126

Gregory Dennis Hollis is a Physician Assistant in Boston, Massachusetts. Qualified in 2024, 2 years ago. Practices with Medstar Urgent Care LLC, a 299-clinician group and accepts Medicare assignment.

Years since qualifying
2
In the registry since
2023
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Practice location Address checks out

360 Huntington Ave
Boston, MA 02115-5005
Phone: (617) 393-2000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X

Record details

NPI number1174308126
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedAugust 29, 2023
Last updated in NPPESAugust 29, 2023
Certification dateAugust 29, 2023

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2024 (2 years in practice)
Group practice Medstar Urgent Care Llc — 299 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations6 on file with Medicare

Other providers in Boston