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SIMON MAURICE SEBASTIAN SELWYN CNP
NPI 1821576935
Nurse Practitioner - Psychiatric/Mental Health in Waltham, MA

Active since July 31, 2018
465 WAVERLY OAKS RD, WALTHAM, MA 02452(617) 596-1975 Get Directions Write a Review

NPPES record last updated: March 25, 2024. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Oct 7, 2021, Jul 31, 2018 (2 updates tracked since 2018).

About Simon Maurice Sebastian Selwyn Cnp NPPES

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

SIMON MAURICE SEBASTIAN SELWYN CNP (NPI 1821576935) is an individual psychiatric/mental health provider in Waltham, Massachusetts, licensed in Massachusetts (2284419) and active in the NPI registry since July 2018.

NPPES Registry Identity

NPI1821576935
Entity TypeIndividualMale
Primary Taxonomy363LP0808X
Provider Legal NameSIMON MAURICE SEBASTIAN SELWYNCredential: CNP
Location Address465 WAVERLY OAKS RDWaltham, MA 02452-8438
Mailing Address465 Waverly Oaks Rd Ste 416Waltham, MA 02452-8401 · (617) 596-1975 · Fax (781) 735-0457
Phone(617) 596-1975
Sole ProprietorYes
Enumeration DateJuly 31, 2018
Last NPPES UpdateMarch 25, 20242 updates tracked since enumeration
NPPES CertifiedMarch 25, 2024
✔ NPI 1821576935 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in MA · 2284419
Also ListedRegistered NurseTaxonomy 163W00000X · License RN2284419 (MA)
465 WAVERLY OAKS RD, Waltham, MA 02452
Open in Google Maps ↗

Other Identifiers 1

OtherRN2284419MA · Nursing Registration Board

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

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

Other Providers at the Same Location NPPES 2

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

LAUREN HODGES
Speech-Language Pathologist
465 WAVERLY OAKS RD
WALTHAM, MA 02452
Middlesex County (781) 894-6564
MOLLY REBECCA FISCHMAN M.S., CF-SLP
Speech-Language Pathologist
465 WAVERLY OAKS RD, SUITE 101
WALTHAM, MA 02452
Middlesex County (781) 894-6564

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 Simon Selwyn's NPI number?

The NPI number for Simon Selwyn is 1821576935. It was assigned to this individual provider in the NPPES registry on July 31, 2018.

Where is Simon Selwyn located?

Simon Selwyn practices at 465 Waverly Oaks Rd, Waltham, MA 02452. The listed phone number is (617) 596-1975.

What is Simon Selwyn's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

What insurance does Simon Selwyn accept?

Health plans from Anthem Blue Cross and Blue Shield and Harvard Pilgrim Health Care list Simon Selwyn 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 Simon Selwyn was last updated on March 25, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.