Michael O'Brien, MD
Psychiatry Physician · Stonington, CT
Michael O'Brien, MD is a psychiatry physician with a practice address in Stonington, Connecticut, and NPI 1811070972, issued on Oct 23, 2006. Check the license on the Connecticut Medical Examining Board; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Michael O'Brien
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- Practice location
- 32 Water Street, Stonington, CT 06378
- Phone
- (860) 535-2028
- Enumerated
- Oct 23, 2006
- Entity
- Type 1 · individual
Verify Michael O'Brien in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining BoardCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
1 psychiatry physician records list a Stonington practice address
They are 1 of the 48 NPPES records with a Stonington practice address, and 1,096 psychiatry physician records in Connecticut. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
Other psychiatry physician records in Connecticut
- Enenge A'Bodjedi, MDStamford, CT1952310666
- Chadi Abdallah, M.D.West Haven, CT1851591820
- Sarah AbdallahNew Haven, CT1740800952
- Elie AbdelnourNew Haven, CT1790346070
- Jessica Abellard, PSYCHIATRISTNew Haven, CT1881906139
- Irene Abramovich, M.D.West Hartford, CT1407864887
- Linus Abrams, M.D.Greenwich, CT1073675922
- Tia Maria Acosta, M.D.Willimantic, CT1679582167
- Bellanirys Acosta Arias, MDNew Haven, CT1063040293
- Michael Adusei, M.D.Stamford, CT1043560287
Common questions
What is Michael O'Brien, MD's NPI number?
Michael O'Brien, MD's National Provider Identifier (NPI) is 1811070972, issued on Oct 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael O'Brien, MD located?
The NPPES record lists a practice address at 32 Water Street, Stonington, CT, 06378. Phone: (860) 535-2028. Providers update this record themselves, so call before visiting.
How can I verify Michael O'Brien, MD's license?
Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.