Leo Steven Weinstein, M. D.
Psychiatry Physician · Chicago, IL
Leo Steven Weinstein, M. D. is a psychiatry physician with a practice address in Chicago, Illinois, and NPI 1629120530, issued on Jan 18, 2007. Check the license on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Leo Steven Weinstein
- Credential
- M. D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- Practice location
- 122 S Michigan Ave, Chicago, IL 60603
- Phone
- (312) 431-9018
- Enumerated
- Jan 18, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (312) 431-8892
- Entity
- Type 1 · individual
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Verify Leo Steven Weinstein 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
93% fewer Medicare Part D claims than the average psychiatry physician in 2024
70 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
Most prescribed
- Escitalopram Oxalate15 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.
Leo Steven Weinstein among 2,147 psychiatry physician records in Illinois
Leo Steven Weinstein, 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. Its NPI, issued in 2007, is newer than 35% of them.
- NPI issued2007 · 35% of these records are older, 50% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileNo · 41% of these records are
- Record last updated2007 · 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).
841 psychiatry physician records list a practice address in Chicago
They are 841 of the 63,379 NPPES records with a practice address in Chicago, and 2,147 psychiatry physician records in Illinois.
All 2,147 in Illinois → Every provider in Chicago → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Robert Fajardo, MDChicago, IL 606031275617383
- James FischChicago, IL 606031386604221
- Robert Galatzer Levy, MDChicago, IL 606031437265501
- Benjamin Garber, M.D.Chicago, IL 606031407977671
- Dorothy Grunes, M.D.Chicago, IL 606031093953663
- Lauren Kern, MDChicago, IL 606031407801574
- Mark Levey, M.D.Chicago, IL 606031457464232
- Robert Sobut, M.D.Chicago, IL 606031750414785
Common questions
What is Leo Steven Weinstein, M. D.'s NPI number?
Leo Steven Weinstein, M. D.'s National Provider Identifier (NPI) is 1629120530, issued on Jan 18, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Leo Steven Weinstein, M. D. located?
The NPPES record lists a practice address at 122 S Michigan Ave, Chicago, IL, 60603. Phone: (312) 431-9018. Providers update this record themselves, so call before visiting.
How can I verify Leo Steven Weinstein, 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 Leo Steven Weinstein, M. D. prescribe under Medicare Part D?
In 2024, Leo Steven Weinstein, M. D. had 70 Medicare Part D claims; 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.