Marissa Anne Sylvia

NP | Nurse Practitioner

300 Longwood Ave, Boston
  Massachusetts, 02115-5724
617-355-6000
May or may not accept Medicare Nurse Anesthetist in Boston, Massachusetts.
Marissa Anne Sylvia is a Boston, Massachusetts based nurse practitioner. Active license number of Marissa Anne Sylvia is RN2314857 in Massachusetts. His current practice location is 300 Longwood Ave, Boston. Patients can reach him at 617-355-6000. Marissa Anne Sylvia is NP and his NPI number (Unique professional ID assigned by NPPES) is 1609746940.
Marissa Anne Sylvia has completed additional training beyond basic nursing education and provides primary health care services in accordance with state nurse practice laws or statutes. NPs are trained to assess patient needs, order and interpret diagnostic and laboratory tests, diagnose disease, formulate and prescribe medications and treatment plans.
Complete Profile:
Marissa Anne Sylvia speciality, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.
Name: Marissa Anne Sylvia
Specialization: Nurse Practitioner (NP)
Gender:Male
Credentials: NP
Practice Address:300 Longwood Ave, Boston,
Massachusetts, 02115-5724
Phone:617-355-6000
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.
NPI Number: 1609746940
NPI Enumeration Date: 11 Nov, 2025
NPI Last Update On: 11 Nov, 2025

Medical Licenses:
NPs can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Marissa Anne Sylvia are as mentioned below.
License NumberSpecializationStateStatus
RN2314857 MassachusettsPrimary
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
Address: Marissa Anne Sylvia
659 Weeden St Apt 2,
Pawtucket, Rhode Island
Zip: 02860-1629
Phone Number: 774-521-8296
Patients can reach Marissa Anne Sylvia at 300 Longwood Ave, Boston, Massachusetts or can call to book an appointment on 617-355-6000.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.