Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Michael Avissar, MD.-PH.D.

Psychiatry Physician in New York, NY · enumerated 2012 · practices at The Columbia University Clinic for Anxiety and Related Disorders.

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

National Provider Identifier

1619234291

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Registry record

Entity type Individual (Type 1)

Name Dr. Michael Avissar

Credential MD.-PH.D.

Sex Male

Practice address 3 Columbus Cir, New York, NY, 10019

Phone (877) 426-5673

Enumeration date Apr 19, 2012

Last updated in NPPES Oct 18, 2019

Taxonomy & licenses

2084P0800X Psychiatry Physician Allopathic & Osteopathic Physicians · License 273081 (NY) 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.

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Frequently asked questions

Where does Michael Avissar practice?

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

What is the NPI number for Michael Avissar?

The National Provider Identifier (NPI) for Michael Avissar is 1619234291, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

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Anthony Puliafico Clinical Psychologist · New York, NY NPI 1093867699 Modassir Choudhry Surgery Physician · New York, NY NPI 1023290996 Sarah Frankel Clinical Child & Adolescent Psychologist · New York, NY NPI 1770732042 The Columbia University Clinic for Anxiety and Related Disorders Psychiatric Hospital · New York, NY NPI 1598073173 Daisy Jackson Clinical Psychologist · New York, NY NPI 1114215241 Kimberly Prater Psychologist · New York, NY NPI 1295014546 Alix Sarubbi Clinical Child & Adolescent Psychologist · New York, NY NPI 1710266879 Afshan Hassam Pharmacist · New York, NY NPI 1801144084

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-10-18.