Ralph J. Cusick, M.D.
Psychiatry Physician · Hinsdale, IL
Ralph J. Cusick, M.D. is a psychiatry physician with a practice address in Hinsdale, Illinois, and NPI 1801855234, issued on Mar 23, 2006. Check the license (Illinois 036-073329, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Ralph J. Cusick
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License numbers
- 036-073329 IL
036073329 IL
Self-reported in NPPES; status is on the state search - Practice location
- 201 East Ogden Avenue, Hinsdale, IL 60521
- Phone
- (630) 325-8893
- Enumerated
- Mar 23, 2006
- Record last updated
- Jul 29, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (632) 325-8939
- Medicaid ID
- 036073329 IL
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 2,147 in Illinois → Look up another NPI →
Also registered at 201 East Ogden Avenue
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Brendan Beresford, M.D.Psychiatry Physician1922075951
Verify Ralph J. Cusick in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036-073329Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Ralph J. Cusick among 2,147 psychiatry physician records in Illinois
Ralph J. Cusick, M.D. is one of 2,147 psychiatry physician records with a practice address in Illinois. 69% 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, 65% newer
- In a Medicare fileNo · 69% of these records are
- In the CMS Doctors and Clinicians fileNo · 41% of these records are
- Record last updated2011 · 53% 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 Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
20 psychiatry physician records list a practice address in Hinsdale
They are 20 of the 1,290 NPPES records with a practice address in Hinsdale, and 2,147 psychiatry physician records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 2,147 in Illinois → Every provider in Hinsdale → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Ghassan Aldurra, MDHinsdale, IL 605211699781310
- Jabeen Ali, M.D.Hinsdale, IL 605211528222791
- Carol Ballou, M.D.Hinsdale, IL 605211144304874
- David Baron, M.D.Hinsdale, IL 605211689738874
- Brendan Beresford, M.D.Hinsdale, IL 605211922075951
- Zafeer Berki, MDHinsdale, IL 605211396722815
- Sapana Chokshi, M.D.Hinsdale, IL 605211982647707
- Sanjeev Dwivedi, MDHinsdale, IL 605211053321810
Common questions
What is Ralph J. Cusick, M.D.'s NPI number?
Ralph J. Cusick, M.D.'s National Provider Identifier (NPI) is 1801855234, issued on Mar 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ralph J. Cusick, M.D. located?
The NPPES record lists a practice address at 201 East Ogden Avenue, Hinsdale, IL, 60521. Phone: (630) 325-8893. Providers update this record themselves, so call before visiting.
How can I verify Ralph J. Cusick, M.D.'s license?
NPPES lists Illinois license number 036-073329, as entered by the provider. 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.
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.