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

Marissa Ellen Pepicelli

Individual provider Registered Nurse · NPI 1699648998

Marissa Ellen Pepicelli is a Nurse Practitioner in Boston, Massachusetts. Qualified in 2025, 1 year ago. Practices with Atrius Health Inc, a 1,205-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
1
Licensed in
MA
In the registry since
2025
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Practice location Address checks out

133 Brookline Ave
Boston, MA 02215-3904
Phone: (617) 421-1000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Registered Nurse (primary) Taxonomy 163W00000X · Licence RN2343225 (MA)

Record details

NPI number1699648998
Entity typeIndividual (Type 1)
GenderNot disclosed
Sole proprietorYes
NPI enumeratedSeptember 24, 2025
Last updated in NPPESOctober 24, 2025
Certification dateSeptember 24, 2025
Mailing address230 Nevada Rd, Tewksbury, MA 01876-4838

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2025 (1 years in practice)
Group practice Atrius Health Inc — 1205 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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