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

Margarita Gianniosis

Individual provider Critical Care Medicine (Internal Medicine) Physician · NPI 1356802466

Margarita Gianniosis is a Pulmonary Disease in Dover, Delaware. Qualified in 2019, 7 years ago. Practices with Hospitalist Medicine Physicians of Delaware, PA, a 33-clinician group and accepts Medicare assignment. Licensed in Delaware.

Years since qualifying
7
Licensed in
DE
In the registry since
2019
Specialties on file
2

Practice location Address checks out

640 S State St
Dover, DE 19901-3530
Phone: (302) 674-4700
Show map & directions

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

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence C1-0027596 (DE)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence C1-0027596 (DE)

Record details

NPI number1356802466
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedMarch 29, 2019
Last updated in NPPESJuly 28, 2025
Certification dateJuly 28, 2025

Medicare enrollment

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

Medicare specialtyPULMONARY DISEASE
Medical schoolOTHER
Graduated 2019 (7 years in practice)
Group practice Hospitalist Medicine Physicians Of Delaware, Pa — 33 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Dover