Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Rebecca Ahlfors, LMHC, PSYCHOLOGIST

Clinical Psychologist in Worcester, MA · enumerated 2006 · practices at Reliable Transportation.

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

National Provider Identifier

1245246834

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Registry record

Entity type Individual (Type 1)

Name Dr. Rebecca Ahlfors

Credential LMHC, PSYCHOLOGIST

Sex Female

Practice address 40 Southbridge St, Worcester, MA, 01608

Phone (508) 762-3019

Fax (508) 438-1490

Enumeration date Aug 1, 2006

Last updated in NPPES Jan 28, 2013

Taxonomy & licenses

101Y00000X Counselor Behavioral Health & Social Service Providers · License 5703 (MA) Secondary

103TC0700X Clinical Psychologist Behavioral Health & Social Service Providers · License 9605 (MA) Primary

Other identifiers

Identifier	Type	State	Issuer
101Y00000X	Other	MA	COUNSELOR

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 Rebecca Ahlfors?

The National Provider Identifier (NPI) for Rebecca Ahlfors is 1245246834, a Type 1 (individual) record in the CMS NPPES registry.

Where does Rebecca Ahlfors practice?

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

Other providers at this practice address

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Reliable Transportation Private Vehicle · Worcester, MA NPI 1861870040

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-01-28.