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MS. JOSEPHINE CHRISTER MATTSSON NP
NPI 1811515430
Nurse Practitioner - Family in Boston, MA

Active since July 09, 2020
300 LONGWOOD AVE, BOSTON, MA 02115(617) 355-6000 Get Directions Write a Review

NPPES record last updated: April 10, 2023. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Apr 10, 2023, Jul 9, 2020 (2 updates tracked since 2020).

About Ms. Josephine Christer Mattsson Np NPPES

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

MS. JOSEPHINE CHRISTER MATTSSON NP (NPI 1811515430) is an individual family provider in Boston, Massachusetts, licensed in Massachusetts (RN2305282) and active in the NPI registry since July 2020. She maintains a secondary practice location in Boston.

NPPES Registry Identity

NPI1811515430
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMS. JOSEPHINE CHRISTER MATTSSONCredential: NP
Location Address300 LONGWOOD AVEBoston, MA 02115-5724
Mailing Address300 Longwood AveBoston, MA 02115-5724 · (617) 355-6000
Phone(617) 355-6000
Sole ProprietorNo
Enumeration DateJuly 9, 2020
Last NPPES UpdateApril 10, 20232 updates tracked since enumeration
NPPES CertifiedApril 10, 2023
✔ NPI 1811515430 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in MA · RN2305282
300 LONGWOOD AVE, Boston, MA 02115
Open in Google Maps ↗

Secondary Practice Location 1

Location 1110 Francis StBoston, MA 02215-5501 · Phone (617) 632-9922

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

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.

JULIE ANN HANSEN LCSW
Social Worker (Clinical)
300 LONGWOOD AVE
BOSTON, MA 02115
Suffolk County (857) 218-4309
MS. ANNA ROGLIERI
Nurse Practitioner (Psychiatric/Mental Health)
300 LONGWOOD AVE
BOSTON, MA 02115
Suffolk County (617) 355-6000
STEPHEN G. FLYNN M.D.
Anesthesiology (Pediatric Anesthesiology)
300 LONGWOOD AVE
BOSTON, MA 02115
Suffolk County (617) 355-6000
MISS LAUREN ASHLEY MASTERSON P.T., D.P.T
Physical Therapist
300 LONGWOOD AVE
BOSTON, MA 02115
Suffolk County (617) 355-7216
MS. SOYUN KWAN LICSW
Social Worker (Clinical)
300 LONGWOOD AVE, CHILDREN'S HOSPITAL BOSTON
BOSTON, MA 02115
Suffolk County (617) 355-0567
PUJA BANKA M.D.
Pediatrics
300 LONGWOOD AVE, BADER 203
BOSTON, MA 02115
Suffolk County (617) 355-6363
MR. COURTNEY SULLIVAN FRATTO CPNP
Nurse Practitioner (Pediatrics)
300 LONGWOOD AVE, HUNNEWELL BUILDING 322
BOSTON, MA 02115
Suffolk County (857) 218-4085
DR. ELIZABETH S TAGLAUER M.D., PH.D.
Pediatrics (Neonatal-Perinatal Medicine)
300 LONGWOOD AVE
BOSTON, MA 02115
Suffolk County (617) 355-6000

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 Josephine Mattsson's NPI number?

The NPI number for Josephine Mattsson is 1811515430. It was assigned to this individual provider in the NPPES registry on July 9, 2020.

Where is Josephine Mattsson located?

Josephine Mattsson practices at 300 Longwood Ave, Boston, MA 02115. The listed phone number is (617) 355-6000.

What is Josephine Mattsson's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

What insurance does Josephine Mattsson accept?

Health plans from Anthem Blue Cross and Blue Shield list Josephine Mattsson as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Josephine Mattsson was last updated on April 10, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.