SINAI MEDICAL CENTERS LTD
NPI 1346418720
Family Medicine in Chicago, IL
About Sinai Medical Centers Ltd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SINAI MEDICAL CENTERS LTD (NPI 1346418720) is a healthcare organization registered as a family medicine in Chicago, Illinois and active in the NPI registry since February 2008. The organization holds a CLIA Waiver certificate valid through February 26, 2027 and lists Mohammad R Alzein, Physician, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 5
Group Practice 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Sinai Medical Centers Ltd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date
Revalidation due by March 31, 2027
Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.
Clinicians Billing Medicare Through This Organization
11Medicare enrollment records show 11 clinicians reassign Medicare billing to Sinai Medical Centers Ltd, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 3 within 10 miles. They are listed nearest first.
Clinicians by Medicare Specialty 5
Clinicians, nearest first (11)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
CLIA Laboratory Certificates CMS CLIA
Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.
Certificate of Waiver 14D0983644
Sinai Medical Centers Ltd · Chicago, ILFrequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Sinai Medical Centers Ltd's NPI number?
The NPI number for Sinai Medical Centers Ltd is 1346418720. It was assigned to this organization in the NPPES registry on February 19, 2008.
Where is Sinai Medical Centers Ltd located?
Sinai Medical Centers Ltd is located at 5907 W 63rd St, Chicago, IL 60638. The listed phone number is (773) 585-4032.
What is Sinai Medical Centers Ltd's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Sinai Medical Centers Ltd enrolled in Medicare?
Yes. Sinai Medical Centers Ltd is registered in the Medicare PECOS enrollment system.
When is Sinai Medical Centers Ltd's Medicare revalidation due?
According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (Illinois, Clinic/Group Practice) is due for revalidation by March 31, 2027. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.
How many clinicians bill Medicare through Sinai Medical Centers Ltd?
According to the CMS Revalidation Reassignment List (October 2026 release), 11 clinicians in 5 Medicare specialties reassign their Medicare billing to Sinai Medical Centers Ltd. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Internal Medicine (6), Hospitalist (2) and Critical Care (Intensivists) (1). Of these, 1 practice at this address and 3 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Does Sinai Medical Centers Ltd hold a CLIA laboratory certificate?
Yes. A Certificate of Waiver (number 14D0983644) is associated with this NPI, valid through February 26, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
What insurance does Sinai Medical Centers Ltd accept?
Health plans from Ambetter Health and Ambetter Health of Delaware list Sinai Medical Centers Ltd as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Sinai Medical Centers Ltd was last updated on April 8, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Sinai Medical Centers Ltd · NPI 1346418720
Family Medicine organization in Chicago, Illinois. Organization record, active in the CMS NPPES registry since February 19, 2008.
## Identity
- **NPI:** 1346418720 (Entity type: Organization)
- **Enumerated:** February 19, 2008
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **Organization subpart:** No
- **Authorized official:** Mohammad Alzein, PHYSICIAN
## Practice location
- **Address:** 5907 W 63RD ST, Chicago, IL 60638-5409
- **Phone:** (773) 585-4032 · **Fax:** (773) 585-7249
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** March 31, 2027 (Non-DME Part B, Illinois, Clinic/Group Practice) · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 11 clinicians in 5 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Internal Medicine (6), Hospitalist (2), Critical Care (Intensivists) (1); 1 practice at this address and 3 within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** April 8, 2009
- **Other identifiers:** Medicare UPIN I23653 (IL); Medicaid 036110790 (IL); Medicaid 036093271 (IL); and 2 more
- **CLIA laboratory certificates:** 1 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1346418720) · Data from the CMS NPPES public registry.