Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ms. Karen Maurine Trifilio, OTR/L

Specialist in Arlington Heights, IL · enumerated 2006.

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

National Provider Identifier

1780798942

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Registry record

Entity type Individual (Type 1)

Name Ms. Karen Maurine Trifilio

Credential OTR/L

Sex Female

Practice address 1835 W Central Rd, Arlington Heights, IL, 60005

Phone (847) 392-2812

Enumeration date Aug 17, 2006

Last updated in NPPES Feb 25, 2009

Taxonomy & licenses

174400000X Specialist Other Service Providers · License 56005629 (IL) Primary

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 Karen Trifilio?

The National Provider Identifier (NPI) for Karen Trifilio is 1780798942, a Type 1 (individual) record in the CMS NPPES registry.

Where does Karen Trifilio practice?

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

Other providers at this practice address

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Clearbrook Specialist · Arlington Heights, IL NPI 1750374757 Roberta Hansen Physical Therapist · Arlington Heights, IL NPI 1346253127 Carrie Mianulli Developmental Therapist · Arlington Heights, IL NPI 1952423527 Dean Kopecky Clinical Social Worker · Arlington Hts, IL NPI 1508074436 Carl Boyar Emergency Medicine Physician · Arlington Heights, IL NPI 1033383609 Clearbrook Voluntary or Charitable Agency · Arlington Heights, IL NPI 1447425111 Laura Pembrook Professional Counselor · Arlington Heights, IL NPI 1043472160 Laura Rampey Occupational Therapist · Arlington Heights, IL NPI 1336467471

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2009-02-25.