Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Ari Jay Wiesen, MD

Q: What is the NPI number for Ari Wiesen?

The National Provider Identifier (NPI) for Ari Wiesen is 1780851444, a Type 1 (individual) record in the CMS NPPES registry.

Gastroenterology Physician in Mayfield Hts, OH · enumerated 2008.

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

National Provider Identifier

1780851444

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Registry record

Entity type Individual (Type 1)

Name Dr. Ari Jay Wiesen

Credential MD

Sex Male

Practice address 6770 Mayfield Rd Ste 415, Mayfield Hts, OH, 44124

Phone (440) 461-2550

Fax (440) 461-3497

Enumeration date May 13, 2008

Last updated in NPPES Jun 27, 2014

Taxonomy & licenses

207RG0100X Gastroenterology Physician Allopathic & Osteopathic Physicians · License D72366 (MD) Secondary

207RG0100X Gastroenterology Physician Allopathic & Osteopathic Physicians · License 35.099505 (OH) 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
S062-0432	Other	MD	CAREFIRST BC/BS - REGIONAL
440207300	Medicaid	MD	-
974421-01	Other	MD	CAREFIRST BC/BS

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 Ari Wiesen?

The National Provider Identifier (NPI) for Ari Wiesen is 1780851444, a Type 1 (individual) record in the CMS NPPES registry.

Where does Ari Wiesen practice?

The practice location on file with NPPES is in Mayfield Hts, OH. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-06-27.