Ishaq Lachin, MD
Psychiatry Physician · Chicago, IL
Ishaq Lachin, MD is a psychiatry physician with a practice address in Chicago, Illinois, and NPI 1396134581, issued on Jan 12, 2015. Check the license (Illinois 125070225, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Ishaq Lachin
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 125070225 IL
Self-reported in NPPES; status is on the state search - Practice location
- 5841 S Maryland Ave # MC3077, Chicago, IL 60637
- Phone
- (773) 834-0373
- Enumerated
- Jan 12, 2015
- Record last updated
- Jul 21, 2022
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 2,147 in Illinois → Look up another NPI →
Also registered at 5841 S Maryland Ave # MC3077
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Ishaq Lachin 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 125070225Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average psychiatry physician in 2024
84 Medicare Part D claims for 13 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Sertraline Hcl27 claims
- Fluoxetine Hcl11 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: $28.60
1 payment: food and beverage; the largest payer was Abbvie Inc. The 13,693 providers of this specialty with any payment received $4,954.93 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Ishaq Lachin among 2,147 psychiatry physician records in Illinois
Ishaq Lachin, 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 2015, is newer than 68% of them.
- NPI issued2015 · 68% of these records are older, 30% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileNo · 41% of these records are
- Record last updated2022 · 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
- Judith Badner, M.D.Chicago, IL 606371154449544
- David Berrier, M.D.Chicago, IL 606371508984907
- Eunice Chen, M.D.Chicago, IL 606371992823215
- Elliot GershonChicago, IL 606371063520781
- Morris Goldman, MDChicago, IL 606371952314106
- Jon GrantChicago, IL 606371235163759
- Seth Himelhoch, MD, MPHChicago, IL 606371659393569
- Erin Hurst, M.D.Chicago, IL 606371578603593
Common questions
What is Ishaq Lachin, MD's NPI number?
Ishaq Lachin, MD's National Provider Identifier (NPI) is 1396134581, issued on Jan 12, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Ishaq Lachin, MD located?
The NPPES record lists a practice address at 5841 S Maryland Ave # MC3077, Chicago, IL, 60637. Phone: (773) 834-0373. Providers update this record themselves, so call before visiting.
How can I verify Ishaq Lachin, MD's license?
NPPES lists Illinois license number 125070225, 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 Ishaq Lachin, MD prescribe under Medicare Part D?
In 2024, Ishaq Lachin, MD had 84 Medicare Part D claims for 13 beneficiaries; 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.