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

Marissa E Parrillo, DO

Individual provider Pediatric Critical Care Medicine Physician · NPI 1013412659

Marissa E Parrillo, DO is a Pediatric Critical Care Medicine Physician in Boston, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2018.

Licensed in
MA
In the registry since
2018
Specialties on file
3
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.

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Practice location Address checks out

300 Longwood Ave
Boston, MA 02115-5724
Phone: (617) 355-6000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatric Critical Care Medicine Physician (primary) Taxonomy 2080P0203X · Licence 287119 (MA)
Pediatrics Physician Taxonomy 208000000X · Licence 287119 (MA)
Pediatric Hospice and Palliative Medicine Physician Taxonomy 2080H0002X · Licence 287119 (MA)

Record details

NPI number1013412659
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 27, 2018
Last updated in NPPESJuly 30, 2026
Certification dateJuly 30, 2026

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