William E. Ottowitz, MD
Psychiatry Physician · Cumberland, RI
William E. Ottowitz, MD is a psychiatry physician with a practice address in Cumberland, Rhode Island, and NPI 1932205655, issued on Sep 16, 2006. Check the license (Rhode Island MD10159, as entered in NPPES) on the Rhode Island Board of Medical Licensure and Discipline; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- William E. Ottowitz
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- MD10159 RI
Self-reported in NPPES; status is on the state search - Practice location
- 1464 Diamond Hill RD, Cumberland, RI 02864
- Phone
- (401) 333-3810
- Enumerated
- Sep 16, 2006
- Record last updated
- Jun 30, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (401) 333-1675
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 383 in Rhode Island → Look up another NPI →
Also registered at 1464 Diamond Hill RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Elizabeth Heiss, PHDPsychologist1528149853
- Lesley Landau, PHDPsychologist1255443784
- Wendy Schwartz, PHDPsychologist1194837641
Verify William E. Ottowitz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersRhode Island Board of Medical Licensure and Discipline
Search for license MD10159Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
William E. Ottowitz among 383 psychiatry physician records in Rhode Island
William E. Ottowitz, MD is one of 383 psychiatry physician records with a practice address in Rhode Island. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 64% newer
- In a Medicare fileNo · 68% of these records are
- In the CMS Doctors and Clinicians fileNo · 45% of these records are
- Record last updated2021 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Rhode Island practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatry Physician providers in Rhode Island
There are 383 psychiatry physician records in Rhode Island. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 383 in Rhode Island → Every provider in Cumberland → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Jonathan Dela Luna, M.D.Cumberland, RI 028641649591421
- Lorangelly RiveraCumberland, RI 028641942662598
- James Whalen, M.D.Lincoln, RI 028651134245954
- Norana Caivano, M.D.Pawtucket, RI 028601942418207
- Stephen Chabot, MDPawtucket, RI 028601609847078
- Leah Cullen, M.D.Pawtucket, RI 028601477698702
- Peter Politser, MDPawtucket, RI 028601669446647
- Pedro Tactacan, MDPawtucket, RI 028601871503425
Common questions
What is William E. Ottowitz, MD's NPI number?
William E. Ottowitz, MD's National Provider Identifier (NPI) is 1932205655, issued on Sep 16, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William E. Ottowitz, MD located?
The NPPES record lists a practice address at 1464 Diamond Hill RD, Cumberland, RI, 02864. Phone: (401) 333-3810. Providers update this record themselves, so call before visiting.
How can I verify William E. Ottowitz, MD's license?
NPPES lists Rhode Island license number MD10159, as entered by the provider. Search the Rhode Island Board of Medical Licensure and Discipline at https://healthri.mylicense.com/Verification/. 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), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.