Shelley J. Korshak, M.D.
Addiction Medicine (Psychiatry & Neurology) Physician · Chicago, IL
Shelley J. Korshak, M.D. is an addiction medicine (psychiatry & neurology) physician with a practice address in Chicago, Illinois, and NPI 1750415261, issued on Mar 15, 2007. Check the license on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Shelley J. Korshak
- Credential
- M.D.
- Primary taxonomy
- Addiction Medicine (Psychiatry & Neurology) Physician 2084A0401X
- Practice location
- 30 N Michigan Ave, Chicago, IL 60602
- Phone
- (312) 263-3110
- Enumerated
- Mar 15, 2007
- Record last updated
- Sep 11, 2025
- Fax
- (312) 263-3119
- Entity
- Type 1 · individual
8 nearest addiction medicine (psychiatry & neurology) physician records → All 16 in Illinois → Look up another NPI →
Also registered at 30 N Michigan Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- William Aber, PH.D.Clinical Psychologist1598777187
- Andrea Alpert, L.C.S.W.Clinical Social Worker1962526657
- Bailey AmisProfessional Counselor1720662448
- Elizabeth Aram, PSYDClinical Psychologist1396257366
- Maria Ashley, DDSDentist1508083288
- David Baum, MDObstetrics & Gynecology Physician1245296888
Verify Shelley J. Korshak in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average addiction medicine (psychiatry & neurology) physician in 2024
39 Medicare Part D claims, against an average of 870 among the 264 providers of this specialty who prescribed in Part D.
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.
Shelley J. Korshak among 16 addiction medicine (psychiatry & neurology) physician records in Illinois
Shelley J. Korshak, M.D. is one of 16 addiction medicine (psychiatry & neurology) physician records with a practice address in Illinois. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 50% of them.
- NPI issued2007 · 50% of these records are older, 25% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 44% of these records are
- Record last updated2025 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084A0401X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Addiction Medicine (Psychiatry & Neurology) Physician providers in Illinois
There are 16 addiction medicine (psychiatry & neurology) physician records in Illinois.
All 16 in Illinois → Every provider in Chicago → Addiction Medicine (Psychiatry & Neurology) Physician nationwide →
The 8 addiction medicine (psychiatry & neurology) physician records with the nearest ZIP codes
- Carol Childers, M.D.Chicago, IL 606021700086220
- Alexander Reardon, MDChicago, IL 606111407505175
- Parveen Azam, M.D.Chicago, IL 606121477639078
- Roueen Rafeyan, M.D.Chicago, IL 606161003891458
- Malcolm BrownChicago, IL 606441629553748
- Kenneth Moore, M.D.Burr Ridge, IL 605271891899258
- Mary Gannon, M.D.,C.A.D.C.Oak Brook, IL 605231235268541
- Phillip Helding, D.O.Hinsdale, IL 605211043351026
Common questions
What is Shelley J. Korshak, M.D.'s NPI number?
Shelley J. Korshak, M.D.'s National Provider Identifier (NPI) is 1750415261, issued on Mar 15, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Shelley J. Korshak, M.D. located?
The NPPES record lists a practice address at 30 N Michigan Ave, Chicago, IL, 60602. Phone: (312) 263-3110. Providers update this record themselves, so call before visiting.
How can I verify Shelley J. Korshak, 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 Shelley J. Korshak, M.D. prescribe under Medicare Part D?
In 2024, Shelley J. Korshak, M.D. had 39 Medicare Part D claims; the average among addiction medicine (psychiatry & neurology) physician prescribers was 870. 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.