Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Thomas A Walsh, MD

Q: What is the NPI number for Thomas Walsh?

The National Provider Identifier (NPI) for Thomas Walsh is 1750363081, a Type 1 (individual) record in the CMS NPPES registry.

Internal Medicine Physician in Shrewsbury, MA · enumerated 2005.

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

National Provider Identifier

1750363081

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Registry record

Entity type Individual (Type 1)

Name Thomas A Walsh

Credential MD

Sex Male

Practice address 604 Main St, Shrewsbury, MA, 01545

Phone (508) 842-0057

Fax (508) 845-6571

Enumeration date Nov 14, 2005

Last updated in NPPES May 26, 2010

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 44970 (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
043058466	Other	-	TRICARE/CHAMPUS
27064	Other	-	CHILDRENS MEDICAL
784245	Other	-	MVP HEALTH CARE
9111503	Other	-	CIGNA HEALTH PLAN
AA1252	Other	-	HARVARD PILGRIM
E33015	Other	-	BLUE SHIELD HMO BLUE
27064	Other	-	HEALTHY START
E33015	Other	-	BLUE SHIELD INDEMNITY
044970	Other	-	TUFTS HEALTH PLAN
4034914	Other	-	AETNA US HEALTHCARE
043058466	Other	-	HEALTHCARE VALUE
1583439	Other	-	FIRST HEALTH
04-3058466	Other	-	THREE RIVERS
110048770	Other	-	RAILROAD MEDICARE
9900056	Other	-	FALLON COMMUNITY HEALTH
E33015	Other	-	BLUE CARE ELECT
04-00962	Other	-	EVERCARE
04/24/72266	Other	-	PRIVATE HEALTHCARE SYSTEM

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

Where does Thomas Walsh practice?

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

What is the NPI number for Thomas Walsh?

The National Provider Identifier (NPI) for Thomas Walsh is 1750363081, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2010-05-26.