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Kerstein & Friedmann PC

General Practice Dentistry in Boston, MA · enumerated 2006 · authorized official Rhonda Friedmann, Treasurer Dentist.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1730261603

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Registry record

Entity type Organization (Type 2)
Legal business name Kerstein & Friedmann PC
Practice address 665 Beacon St, Suite 204, Boston, MA, 02215
Phone (617) 247-1700
Fax (617) 247-1611
Enumeration date Oct 20, 2006
Last updated in NPPES Sep 11, 2025

Taxonomy & classification

122300000X Dentist Dental Providers · License 15678 (MA) Secondary
1223G0001X General Practice Dentistry Dental Providers Primary
1223P0700X Prosthodontics Dental Providers · License 15650 (MA) Secondary

Authorized official

Name Rhonda Friedmann
Title Treasurer Dentist
Phone (617) 247-1700

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

Who is the authorized official for Kerstein & Friedmann PC?
NPPES lists Rhonda Friedmann (Treasurer Dentist) as the authorized official for this organization.
What is the NPI number for Kerstein & Friedmann PC?
The NPI for Kerstein & Friedmann PC is 1730261603, a Type 2 (organization) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-09-11.