Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

Associated Physicians of Harvard Medical Faculty Physicians at Beth Is

Hematology & Oncology Physician in Newburyport, MA · enumerated 2014 · authorized official Stuart Rosenberg, President and Ceo.

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

National Provider Identifier

1235537093

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Registry record

Entity type Organization (Type 2)

Legal business name Associated Physicians of Harvard Medical Faculty Physicians at Beth Is

Practice address 1 Wallace Bashaw Way, Suite 2001, Newburyport, MA, 01950

Phone (978) 463-1374

Fax (978) 463-1425

Enumeration date Dec 10, 2014

Last updated in NPPES Dec 10, 2014

Taxonomy & classification

207RH0000X Hematology (Internal Medicine) Physician Allopathic & Osteopathic Physicians Secondary

207RH0003X Hematology & Oncology Physician Allopathic & Osteopathic Physicians Primary

207RX0202X Medical Oncology Physician Allopathic & Osteopathic Physicians Secondary

Authorized official

Name Stuart Rosenberg

Title President and Ceo

Phone (617) 632-7441

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.

Read the full guide → Validate an NPI →

Frequently asked questions

Who is the authorized official for Associated Physicians of Harvard Medical Faculty Physicians at Beth Is?

NPPES lists Stuart Rosenberg (President and Ceo) as the authorized official for this organization.

What is the NPI number for Associated Physicians of Harvard Medical Faculty Physicians at Beth Is?

The NPI for Associated Physicians of Harvard Medical Faculty Physicians at Beth Is is 1235537093, 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 2014-12-10.