MICHAEL PATRICK O'BRIEN MD
NPI 1811070972
Psychiatry & Neurology - Psychiatry in Stonington, CT

Q: What is Michael O'brien's NPI number?

The NPI number for Michael O'brien is 1811070972. It was assigned to this individual provider in the NPPES registry on October 23, 2006.

Q: What is Michael O'brien's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Q: When was this NPI record last updated?

The NPPES record for Michael O'brien was last updated on August 13, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since October 23, 2006

32 WATER STREET, STONINGTON, CT 06378(860) 535-2028(860) 535-9195 Get Directions Write a Review

NPPES record last updated: August 13, 2009. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Michael Patrick O'brien Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MICHAEL PATRICK O'BRIEN MD (NPI 1811070972) is an individual psychiatry provider in Stonington, Connecticut, licensed in Connecticut (014409) and active in the NPI registry since October 2006.

NPPES Registry Identity

NPI1811070972

Entity TypeIndividualMale

Primary Taxonomy2084P0800X

Provider Legal NameMICHAEL PATRICK O'BRIENCredential: MD

Location Address32 WATER STREETStonington, CT 06378

Mailing Address32 Water StreetStonington, CT 06378 · (860) 535-2028 · Fax (860) 535-9195

Phone(860) 535-2028

Fax(860) 535-9195

Sole ProprietorYes

Enumeration DateOctober 23, 2006

Last NPPES UpdateAugust 13, 2009

✔ NPI 1811070972 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians

Taxonomy Code2084P0800X

License✔ Licensed in CT · 014409

Definition

A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

32 WATER STREET, Stonington, CT 06378

Open in Google Maps ↗

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Michael O'brien's NPI number?

The NPI number for Michael O'brien is 1811070972. It was assigned to this individual provider in the NPPES registry on October 23, 2006.

Where is Michael O'brien located?

Michael O'brien practices at 32 Water Street, Stonington, CT 06378. The listed phone number is (860) 535-2028.

What is Michael O'brien's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

When was this NPI record last updated?

The NPPES record for Michael O'brien was last updated on August 13, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.