Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Joseph G. D'Alton, M.D.

Neurology Physician in Framingham, MA · enumerated 2006.

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

National Provider Identifier

1003993858

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Registry record

Entity type Individual (Type 1)

Name Joseph G. D'Alton

Credential M.D.

Sex Male

Practice address 463 Worcester Rd, Suite 101, Framingham, MA, 01701

Phone (508) 820-0469

Fax (508) 626-1985

Enumeration date Nov 1, 2006

Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

2084N0400X Neurology Physician Allopathic & Osteopathic Physicians · License 59459 (MA) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier	Type	State	Issuer
3040348	Medicaid	MA	-
710200	Other	MA	TUFTS HEALTH PLAN
30734	Other	MA	FALLON
11102	Other	MA	HARVARD PILGRIM HEALTH PL
48745	Other	MA	AETNA/US HEALTHCARE

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

What is the NPI number for Joseph D'Alton?

The National Provider Identifier (NPI) for Joseph D'Alton is 1003993858, a Type 1 (individual) record in the CMS NPPES registry.

Where does Joseph D'Alton practice?

The practice location on file with NPPES is in Framingham, 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 2007-07-08.