Marissa Anne Sylvia
FNP | Nurse Practitioner - Family
300 Longwood Ave, Boston
Massachusetts, 02115-5724
617-355-6000
Marissa Anne Sylvia is a Boston, Massachusetts based nurse practitioner who is specialized as Family NP. Active license number of Marissa Anne Sylvia is RN2314857 for Family NP in Massachusetts. Her current practice location is 300 Longwood Ave, Boston. Patients can reach her at 617-355-6000. Marissa Anne Sylvia is FNP with specialization in Family NP and her NPI number (Unique professional ID assigned by NPPES) is 1609746940.
Marissa Anne Sylvia delivers family-focused care which means she provides care for patients ranging from infants to the elderly and every age in between. Family Nurse Practitioner (FNP) are frequently the primary care provider for families, which means that they will not only diagnose conditions, but also treat them. FNPs perform physical exams, order diagnostic tests and procedures, diagnose and treat illness, prescribe needed medications, and teach their patients how to develop healthy lifestyles to promote health and prevent disease.
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 - Family (FNP) |
| Gender: | Female |
| Credentials: | FNP |
| 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: | 18 Feb, 2026 |
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 Number | Specialization | State | Status | |
| RN2314857 | Family NP | Massachusetts | Primary | |
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
300 Longwood Ave,
Boston, Massachusetts |
| Zip: | 02115-5724 |
| Phone Number: | 617-355-6000 |
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 09 March, 2026.