ALEXANDRA MAZZONI NP
NPI 1720896582
Nurse Practitioner in Boston, MA

Active since December 26, 2024PECOS EnrolledAccepts Medicare Assignment

NPPES record last updated: January 21, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Alexandra Mazzoni Np NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ALEXANDRA MAZZONI NP (NPI 1720896582) is an individual nurse practitioner in Boston, Massachusetts, licensed in Massachusetts (RN2298442) and active in the NPI registry since December 2024. She is enrolled in Medicare PECOS, is affiliated with Massachusetts General Hospital, and is a graduate of Other (2023).

NPPES Registry Identity

NPI1720896582
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameALEXANDRA MAZZONICredential: NP
Location Address55 FRUIT STBoston, MA 02114-2696
Mailing Address4 Fox Hollow DrCanton, MA 02021-1683
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateDecember 26, 2024
Last NPPES UpdateJanuary 21, 2025
NPPES CertifiedJanuary 21, 2025
NPI 1720896582 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License Licensed in MA · RN2298442
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
55 FRUIT ST, Boston, MA 02114

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Alexandra Mazzoni Np is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID8729500194
PECOS Enrollment IDI20250314003429
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Massachusetts General Hospital

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220071
Location55 Fruit StreetBoston, MA 02114 · Suffolk County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02114 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$97.64 typical visit price
range $63.72 – $189.86
Typical copayment $24.41 (range $15.93 – $47.46)
Most-billed visit code 99203
Established Patient
$111.18 typical visit price
range $21.07 – $155.29
Typical copayment $27.79 (range $5.26 – $38.82)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Pathology (Anatomic Pathology)
55 FRUIT ST
BOSTON, MA 02114
Internal Medicine (Hematology & Oncology)
55 FRUIT ST
BOSTON, MA 02114
Anesthesiology
55 FRUIT ST, GRAY-BIGELOW 444
BOSTON, MA 02114
Physical Medicine & Rehabilitation
55 FRUIT ST
BOSTON, MA 02114
Internal Medicine (Infectious Disease)
55 FRUIT ST, DIVISION OF INFECTIOUS DISEASE, GRJ-504
BOSTON, MA 02114
Nurse Practitioner (Acute Care)
55 FRUIT ST, BIGALOW 852 F
BOSTON, MA 02114
Nurse Practitioner
55 FRUIT ST
BOSTON, MA 02114
Internal Medicine (Cardiovascular Disease)
55 FRUIT ST
BOSTON, MA 02114

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Alexandra Mazzoni's NPI number?

The NPI number for Alexandra Mazzoni is 1720896582. It was assigned to this individual provider in the NPPES registry on December 26, 2024.

Where is Alexandra Mazzoni located?

Alexandra Mazzoni practices at 55 Fruit St, Boston, MA 02114. The listed phone number is (617) 726-2000.

What is Alexandra Mazzoni's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Alexandra Mazzoni enrolled in Medicare?

Yes. Alexandra Mazzoni is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Alexandra Mazzoni affiliated with any hospitals?

According to CMS data, Alexandra Mazzoni is affiliated with Massachusetts General Hospital.

When was this NPI record last updated?

The NPPES record for Alexandra Mazzoni was last updated on January 21, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.