Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Margaret C Clarke, OTR/L

Pediatric Occupational Therapist in East Providence, RI · enumerated 2006.

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

National Provider Identifier

1720003726

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Registry record

Entity type Individual (Type 1)

Name Margaret C Clarke

Credential OTR/L

Sex Female

Practice address 667 Waterman Ave, East Providence, RI, 02914

Phone (401) 438-9500

Enumeration date Jul 12, 2006

Last updated in NPPES Jul 9, 2007

Taxonomy & licenses

225XP0200X Pediatric Occupational Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License OT00410 (RI) Primary

Other identifiers

Identifier	Type	State	Issuer
2058	Other	RI	SS NHPRC
6400144	Other	RI	SS UHP
99947	Other	RI	SS BCROSS
407245	Other	RI	SS BCHIP
9009994	Medicaid	RI	-

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 Margaret Clarke?

The National Provider Identifier (NPI) for Margaret Clarke is 1720003726, a Type 1 (individual) record in the CMS NPPES registry.

Where does Margaret Clarke practice?

The practice location on file with NPPES is in East Providence, RI. 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 2007-07-09.