Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Catherine Forlenza, C.R.N.P.

Obstetrics & Gynecology Nurse Practitioner in Plains, PA · enumerated 2011.

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

National Provider Identifier

1841594546

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Registry record

Entity type Individual (Type 1)

Name Mrs. Catherine Forlenza

Credential C.R.N.P.

Sex Female

Practice address 672 N River St, Suite 111, Plains, PA, 18705

Phone (570) 552-7150

Fax (570) 552-7155

Enumeration date Jan 10, 2011

Last updated in NPPES Nov 22, 2016

Taxonomy & licenses

363LX0001X Obstetrics & Gynecology Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License UP001371G (PA) Primary

Other identifiers

Identifier	Type	State	Issuer
1029424310001	Medicaid	PA	-
1029424310002	Medicaid	PA	-

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 Catherine Forlenza?

The National Provider Identifier (NPI) for Catherine Forlenza is 1841594546, a Type 1 (individual) record in the CMS NPPES registry.

Where does Catherine Forlenza practice?

The practice location on file with NPPES is in Plains, PA. 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 2016-11-22.