Sidney Herman Weissman, MD
Psychiatry Physician · Chicago, IL
Sidney Herman Weissman, MD is a psychiatry physician with a practice address in Chicago, Illinois, and NPI 1326059726, issued on Aug 10, 2006. Check the license (Illinois 036040770, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Sidney Herman Weissman
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 036040770 IL
Self-reported in NPPES; status is on the state search - Practice location
- 676 N Saint Clair St, Chicago, IL 60611
- Phone
- (312) 751-1144
- Enumerated
- Aug 10, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20040209000032); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 2,147 in Illinois → Look up another NPI →
Also registered at 676 N Saint Clair St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Sidney Herman Weissman 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 036040770Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average psychiatry physician in 2024
95 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.
Most prescribed
- Lorazepam17 claims
- Clonazepam11 claims
- Escitalopram Oxalate11 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.
Sidney Herman Weissman among 2,147 psychiatry physician records in Illinois
Sidney Herman Weissman, MD 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 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 65% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 41% of these records are
- Graduated1965 · median 2004 among the 877 with a school on file
- 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
- Ghada Albeheary, MDChicago, IL 606111477534576
- Joan Anzia, MDChicago, IL 606111528039658
- Lydia Breen, MDChicago, IL 606111518926203
- Kenneth Cohen, M.D.Chicago, IL 606111952366551
- Pedro Dago, MDChicago, IL 606111689637639
- John Gerber, M.D.Chicago, IL 606111447216544
- Larry Goldman, M.D.Chicago, IL 606111851356752
- Jonathon Goldman, M.D.Chicago, IL 606111427013374
Common questions
What is Sidney Herman Weissman, MD's NPI number?
Sidney Herman Weissman, MD's National Provider Identifier (NPI) is 1326059726, issued on Aug 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Sidney Herman Weissman, MD located?
The NPPES record lists a practice address at 676 N Saint Clair St, Chicago, IL, 60611. Phone: (312) 751-1144. Providers update this record themselves, so call before visiting.
How can I verify Sidney Herman Weissman, MD's license?
NPPES lists Illinois license number 036040770, 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.
How much does Sidney Herman Weissman, MD prescribe under Medicare Part D?
In 2024, Sidney Herman Weissman, MD had 95 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.