TAMID MEDICAL GROUP
NPI 1689744245
Internal Medicine in Riverwoods, IL
About Tamid Medical Group NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
TAMID MEDICAL GROUP (NPI 1689744245) is a healthcare organization registered as an internal medicine in Riverwoods, Illinois and active in the NPI registry since November 2006. The organization maintains a secondary practice location in Chicago and lists Tom Klein, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Tamid Medical Group is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
11Medicare enrollment records show 11 clinicians reassign Medicare billing to Tamid Medical Group, which bills Medicare for the services they deliver. Of these, 4 practice at this address and 6 within 10 miles. They are listed nearest first.
Clinicians by Medicare Specialty 3
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.
Frequently 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 Tamid Medical Group's NPI number?
The NPI number for Tamid Medical Group is 1689744245. It was assigned to this organization in the NPPES registry on November 9, 2006.
Where is Tamid Medical Group located?
Tamid Medical Group is located at 1105 Milwaukee Ave, Riverwoods, IL 60015. The listed phone number is (847) 325-5110.
What is Tamid Medical Group's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Tamid Medical Group enrolled in Medicare?
Yes. Tamid Medical Group is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Tamid Medical Group?
According to the CMS Revalidation Reassignment List (October 2026 release), 11 clinicians in 3 Medicare specialties reassign their Medicare billing to Tamid Medical Group. 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 Nurse Practitioner (6), Internal Medicine (4) and Family Practice (1). Of these, 4 practice at this address and 6 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Tamid Medical Group was last updated on July 7, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Tamid Medical Group · NPI 1689744245
Internal Medicine organization in Riverwoods, Illinois. Organization record, active in the CMS NPPES registry since November 9, 2006.
## Identity
- **NPI:** 1689744245 (Entity type: Organization)
- **Enumerated:** November 9, 2006
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **Organization subpart:** No
- **Authorized official:** Tom Klein, PRESIDENT
## Practice location
- **Address:** 1105 MILWAUKEE AVE, Riverwoods, IL 60015-3512
- **Phone:** (847) 325-5110 · **Fax:** (847) 325-5114
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 11 clinicians in 3 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (6), Internal Medicine (4), Family Practice (1); 4 practice at this address and 6 within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 7, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1689744245) · Data from the CMS NPPES public registry.