Wahid Kassar Md LTD in Chicago, IL
This organization bills under NPI 1356961304, an organization record issued on Apr 20, 2020 with the primary taxonomy Endocrinology, Diabetes & Metabolism Physician. Each clinician who works there has their own NPI and license.
Organization recordNPPES, Aug 2026
1356961304
- Legal name
- Wahid Kassar Md LTD
- Entity
- Type 2 · organization
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- Practice location
- 7447 W TALCOTT AVE STE 467, Chicago, IL 60631
- Phone
- 630-866-3636
- Enumerated
- Apr 20, 2020
- Record updated
- Oct 2, 2025
- Authorized official
- Owner (title as filed)
2 clinicians CMS lists with Wahid Kassar Md in Chicago
- Tonya Gollahalli, PA-CPhysician Assistant1588102305
- Wahid Kassar, MDEndocrinology, Diabetes & Metabolism Physician1144203647
Source: CMS Doctors and Clinicians group affiliations, matched by practice name and city.
Checking an organization
- Confirm the business with the Illinois secretary of state.
- Check the HHS-OIG exclusion list for the organization.
- Verify each clinician on their own record and the state license search.
Common questions
Is an organization NPI a license?
No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.
Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.