Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Larry F Thiesen, MD

Anesthesiology Physician in Fall River, MA · enumerated 2005.

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

National Provider Identifier

1073513438

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Registry record

Entity type Individual (Type 1)

Name Larry F Thiesen

Credential MD

Sex Male

Practice address 363 Highland Ave, Fall River, MA, 02720

Phone (508) 973-7558

Fax (508) 973-7147

Enumeration date Jul 28, 2005

Last updated in NPPES Apr 27, 2020

Taxonomy & licenses

207L00000X Anesthesiology Physician Allopathic & Osteopathic Physicians · License 209411 (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
0199290	Medicaid	MA	-

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 Larry Thiesen?

The National Provider Identifier (NPI) for Larry Thiesen is 1073513438, a Type 1 (individual) record in the CMS NPPES registry.

Where does Larry Thiesen practice?

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

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-04-27.