Ruta Margareta Nonacs, MD PHD
Psychiatry Physician · Boston, MA
Ruta Margareta Nonacs, MD PHD is a psychiatry physician with a practice address in Boston, Massachusetts, and NPI 1912085101, issued on Nov 2, 2006. Check the license (Massachusetts 153022, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Ruta Margareta Nonacs
- Credential
- MD PHD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 153022 MA
Self-reported in NPPES; status is on the state search - Practice location
- 185 Cambridge St Ste 2200, Boston, MA 02114
- Phone
- (617) 724-0811
- Enumerated
- Nov 2, 2006
- Record last updated
- Mar 18, 2025
- Medicaid ID
- 3175561 MA
- Entity
- Type 1 · individual
Also registered at 185 Cambridge St Ste 2200
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Gabriella Ferris-HamlettCognitive & Behavioral Psychologist1548027378
- Rebecca Leval, MD, MPHPsychiatry Physician1215421607
- Jennifer Ragan, PHDClinical Psychologist1629185004
Verify Ruta Margareta Nonacs in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 153022Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average psychiatry physician in 2024
139 Medicare Part D claims for 14 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Lorazepam27 claims
- Clonazepam19 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
845 psychiatry physician records list a practice address in Boston
They are 845 of the 41,865 NPPES records with a practice address in Boston, and 2,736 psychiatry physician records in Massachusetts.
All 845 in Boston → All 2,736 in Massachusetts → Every provider in Boston →
Other psychiatry physician records in Massachusetts
- Karen Abdool, M.D., PH.DLynn, MA1942472824
- Harmony Abejuela, M.D.Quincy, MA1316259492
- Marielle Abell, PAAmherst, MA1275644072
- Steven Ablon, MDBoston, MA1083604839
- Keith Ablow, M.D.Newbury, MA1245423615
- Yousef Abou-Allaban, MDWalpole, MA1922040666
- Habiba Abozeid, MDBoston, MA1689408346
- Margarita Abramovich, MDPittsfield, MA1154883239
- Howard Abrams, MDSalem, MA1821102773
- David Abramson, MDCambridge, MA1376679787
Common questions
What is Ruta Margareta Nonacs, MD PHD's NPI number?
Ruta Margareta Nonacs, MD PHD's National Provider Identifier (NPI) is 1912085101, issued on Nov 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ruta Margareta Nonacs, MD PHD located?
The NPPES record lists a practice address at 185 Cambridge St Ste 2200, Boston, MA, 02114. Phone: (617) 724-0811. Providers update this record themselves, so call before visiting.
How can I verify Ruta Margareta Nonacs, MD PHD's license?
NPPES lists Massachusetts license number 153022, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ruta Margareta Nonacs, MD PHD prescribe under Medicare Part D?
In 2024, Ruta Margareta Nonacs, MD PHD had 139 Medicare Part D claims for 14 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. 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.