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DR. MARYANNE KNASAS IRWIN DMD
NPI 1538376165
Dentist - Endodontics in Boston, MA

Active since May 16, 2007
ONE KNEELAND ST, ENDODONTICS DEPT - 4TH FLOOR, BOSTON, MA 02111(617) 636-6796 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Maryanne Knasas Irwin Dmd NPPES

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

DR. MARYANNE KNASAS IRWIN DMD (NPI 1538376165) is an individual endodontics provider in Boston, Massachusetts, licensed in Massachusetts (21391) and active in the NPI registry since May 2007.

NPPES Registry Identity

NPI1538376165
Entity TypeIndividualFemale
Primary Taxonomy1223E0200X
Provider Legal NameDR. MARYANNE KNASAS IRWINCredential: DMD
Location AddressONE KNEELAND ST, ENDODONTICS DEPT - 4TH FLOORBoston, MA 02111
Mailing Address90 Butler RdQuincy, MA 02169-2238 · (617) 943-4936
Phone(617) 636-6796
Sole ProprietorNo
Enumeration DateMay 16, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1538376165 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · EndodonticsDental Providers
Taxonomy Code1223E0200X
License✔ Licensed in MA · 21391
Definition
The branch of dentistry that is concerned with the morphology, physiology and pathology of the human dental pulp and periradicular tissues. Its study and practice encompass the basic and clinical sciences including biology of the normal pulp, the etiology, diagnosis, prevention and treatment of diseases and injuries of the pulp and associated periradicular conditions.
ONE KNEELAND ST, Boston, MA 02111
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Sheld, Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Montana and more.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.

DR. ERICK FERNANDO GOMEZ MARROQUIN
Dentist
ONE KNEELAND ST, ROOM 416
BOSTON, MA 02111
Suffolk County (617) 636-6814
DR. PAUL ANTHONY MARINO DDS
Dentist (Oral and Maxillofacial Surgery)
ONE KNEELAND ST, ORAL AND MAXILLOFACIAL SURGERY DEPT
BOSTON, MA 02111
Suffolk County (617) 636-6515

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 Maryanne Knasas Irwin's NPI number?

The NPI number for Maryanne Knasas Irwin is 1538376165. It was assigned to this individual provider in the NPPES registry on May 16, 2007.

Where is Maryanne Knasas Irwin located?

Maryanne Knasas Irwin practices at One Kneeland St Endodontics Dept - 4th Floor, Boston, MA 02111. The listed phone number is (617) 636-6796.

What is Maryanne Knasas Irwin's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Endodontics, with taxonomy code 1223E0200X.

What insurance does Maryanne Knasas Irwin accept?

Health plans from Anthem Blue Cross and Blue Sheld, Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas and 1 other insurer list Maryanne Knasas Irwin 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 Maryanne Knasas Irwin was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.