Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Ms. Amy Krentzman, LICSW

Clinical Social Worker in Waltham, MA · enumerated 2015 · practices at Brandeis University.

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

National Provider Identifier

1073905162

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Registry record

Entity type Individual (Type 1)

Name Ms. Amy Krentzman

Credential LICSW

Sex Female

Practice address Waltham, MA, 02453

Phone (617) 921-7009

Enumeration date Feb 26, 2015

Last updated in NPPES Feb 26, 2015

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License 118679 (MA) Primary

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

What is the NPI number for Amy Krentzman?

The National Provider Identifier (NPI) for Amy Krentzman is 1073905162, a Type 1 (individual) record in the CMS NPPES registry.

Where does Amy Krentzman practice?

The practice location on file with NPPES is in Waltham, MA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-02-26.