NPPES file of Aug 9, 2026

Gillian Pearis, M.D.

Child & Adolescent Psychiatry Physician · Providence, RI

Gillian Pearis, M.D. is a child & adolescent psychiatry physician with a practice address in Providence, Rhode Island, and NPI 1689731820, issued on Jan 3, 2007. Check the license (Rhode Island MD11437, as entered in NPPES) on the Rhode Island Board of Medical Licensure and Discipline; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1689731820
Name
Gillian Pearis
Credential
M.D.
Primary taxonomy
Child & Adolescent Psychiatry Physician 2084P0804X
License number
MD11437 RI
Self-reported in NPPES; status is on the state search
Practice location
339 Angell St, Providence, RI 02906
Phone
(401) 521-1400
Enumerated
Jan 3, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(401) 521-3456
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 339 Angell St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Matthew Bowen, PH.D.Clinical Psychologist1619018173
  2. Kathleen Newman, LICSWClinical Social Worker1013045053
  3. Dana Osowiecki, PH.D.Psychologist1831216415
  4. Anne Whitaker, MDPsychiatry Physician1316165277

Verify Gillian Pearis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersRhode Island Board of Medical Licensure and Discipline
    Search for license MD11437    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Rhode Island license search

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76% fewer Medicare Part D claims than the average child & adolescent psychiatry physician in 2024

121 Medicare Part D claims, against an average of 504 among the 3,545 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.

  1. Gillian Pearis121
  2. Specialty average504

Most prescribed

  1. Aripiprazole26 claims
  2. Bupropion Xl20 claims
  3. Escitalopram Oxalate20 claims
  4. Carbamazepine13 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.

Child & Adolescent Psychiatry Physician providers in Rhode Island

There are 90 child & adolescent psychiatry physician records in Rhode Island.

All 90 in Rhode Island → Every provider in Providence →

Other child & adolescent psychiatry physician records in Rhode Island

  1. Jacob Abraham, MDWakefield, RI1689732497
  2. Sara Armaiz-Flores, MDProvidence, RI1043674583
  3. Bekir Artukoglu, MDRiverside, RI1114554367
  4. Antra BamiProvidence, RI1467893982
  5. Daisy Bassen, MDEast Greenwich, RI1770708885
  6. Candice Beaubian-Espinoza, MDWarwick, RI1912562992
  7. Nebyou Belay, MDWoonsocket, RI1194810507
  8. Christa Belgrave, MDProvidence, RI1164942793
  9. Ann Bisland, APRNWakefield, RI1821465386
  10. Larry Brown, MDProvidence, RI1326022369

Common questions

What is Gillian Pearis, M.D.'s NPI number?

Gillian Pearis, M.D.'s National Provider Identifier (NPI) is 1689731820, issued on Jan 3, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Gillian Pearis, M.D. located?

The NPPES record lists a practice address at 339 Angell St, Providence, RI, 02906. Phone: (401) 521-1400. Providers update this record themselves, so call before visiting.

How can I verify Gillian Pearis, M.D.'s license?

NPPES lists Rhode Island license number MD11437, 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.

How much does Gillian Pearis, M.D. prescribe under Medicare Part D?

In 2024, Gillian Pearis, M.D. had 121 Medicare Part D claims; the average among child & adolescent psychiatry physician prescribers was 504. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.