Registry data as of Aug 27, 2026

Dima Arbach, M.D.

Psychiatry Physician · Oak Brook, IL

Dima Arbach, M.D. is a psychiatry physician with a practice address in Oak Brook, Illinois, and NPI 1760739114, issued on Aug 3, 2012. Check the license on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1760739114
Name
Dima Arbach
Credential
M.D.
Primary taxonomy
Psychiatry Physician 2084P0800X
Practice location
915 Harger RD Ste 101, Oak Brook, IL 60523
Phone
(909) 570-7194
Enumerated
Aug 3, 2012
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.
Download card Updates feed

Verify Dima Arbach in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck 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 Illinois license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

81% fewer Medicare Part D claims than the average psychiatry physician in 2024

191 Medicare Part D claims for 15 beneficiaries, against an average of 1,010 among the 32,287 providers of this specialty who prescribed in Part D.

  1. Dima Arbach191
  2. Specialty average1,010

Most prescribed

  1. Sertraline Hcl30 claims
  2. Gabapentin24 claims
  3. Clonazepam19 claims
  4. Bupropion Xl14 claims
  5. Methylphenidate Hcl13 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.

Industry payments in 2024: $183.34

8 payments, mostly food and beverage; the largest payer was Iti, Inc. (d/b/a Intra-Cellular Therapies, Inc.). The 12,691 providers of this specialty with any payment received $4,902.45 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Dima Arbach$183.34
  2. Specialty average$4,902.45

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital or facility affiliation

  1. Mindwell IncOak Brook, IL

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

16 psychiatry physician records list a Oak Brook practice address

They are 16 of the 950 NPPES records with a Oak Brook practice address, and 2,003 psychiatry physician records in Illinois.

Other psychiatry physician records in Illinois

  1. Alexandra Aaronson, M.D.Chicago, IL1881937928
  2. Anthony Abadir, MDOak Park, IL1295312551
  3. Jeff Abbott, M.D.Chicago, IL1265887509
  4. Kathryn AbbottChicago, IL1295537561
  5. Gil Abelita, MDBloomington, IL1619986551
  6. Dinuk Abeysekera, M.D.North Chicago, IL1366616534
  7. Patrick Abler, DOSpringfield, IL1770158537
  8. Jenny Abraham, APNDowners Grove, IL1396322392
  9. Rohit Abraham, MD, MPH, MATChicago, IL1013478932
  10. Constantin Abuzatoaie, M.D.Hoffman Estates, IL1477817062

Common questions

What is Dima Arbach, M.D.'s NPI number?

Dima Arbach, M.D.'s National Provider Identifier (NPI) is 1760739114, issued on Aug 3, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Dima Arbach, M.D. located?

The NPPES record lists a practice address at 915 Harger RD Ste 101, Oak Brook, IL, 60523. Phone: (909) 570-7194. Providers update this record themselves, so call before visiting.

How can I verify Dima Arbach, M.D.'s license?

Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Dima Arbach, M.D. prescribe under Medicare Part D?

In 2024, Dima Arbach, M.D. had 191 Medicare Part D claims for 15 beneficiaries; the average among psychiatry physician prescribers was 1,010. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

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.