Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

Cianni and Sherwin PC

Q: What is the NPI number for Cianni and Sherwin PC?

The NPI for Cianni and Sherwin PC is 1659493534, a Type 2 (organization) record in the CMS NPPES registry.

Gastroenterology Physician in Scranton, PA · enumerated 2007 · authorized official Ronald Cianni, Owner.

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

National Provider Identifier

1659493534

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Registry record

Entity type Organization (Type 2)

Legal business name Cianni and Sherwin PC

Practice address 517 Ash St, Suite 1, Scranton, PA, 18509

Phone (570) 969-6100

Fax (570) 983-0267

Enumeration date Apr 4, 2007

Last updated in NPPES Aug 22, 2020

Taxonomy & classification

207RG0100X Gastroenterology Physician Allopathic & Osteopathic Physicians Primary

Authorized official

Name Ronald Cianni

Title Owner

Phone (570) 969-6100

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 Cianni and Sherwin PC?

The NPI for Cianni and Sherwin PC is 1659493534, a Type 2 (organization) record in the CMS NPPES registry.

Who is the authorized official for Cianni and Sherwin PC?

NPPES lists Ronald Cianni (Owner) as the authorized official for this organization.

Providers at this address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-08-22.