Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Lemuel Perez Arriola

Psychiatry Physician in Amsterdam, NY · enumerated 2008.

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

National Provider Identifier

1861667669

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Registry record

Entity type Individual (Type 1)

Name Dr. Lemuel Perez Arriola

Sex Male

Practice address 427 Guy Park Ave, Amsterdam, NY, 12010

Phone (518) 841-7360

Fax (518) 770-7536

Enumeration date Apr 23, 2008

Last updated in NPPES Jul 10, 2008

Taxonomy & licenses

2084P0800X Psychiatry Physician Allopathic & Osteopathic Physicians · License 247731-1 (NY) Primary

2084P0802X Addiction Psychiatry Physician Allopathic & Osteopathic Physicians · License 247731-1 (NY) Secondary

2084P0804X Child & Adolescent Psychiatry Physician Allopathic & Osteopathic Physicians · License 247731-1 (NY) Secondary

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.

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Frequently asked questions

Where does Lemuel Arriola practice?

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

What is the NPI number for Lemuel Arriola?

The National Provider Identifier (NPI) for Lemuel Arriola is 1861667669, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2008-07-10.