ADULT MEDICINE PHYSICIANS OF COUNTRYSIDE
NPI 1366487936
Internal Medicine in Countryside, IL
About Adult Medicine Physicians Of Countryside NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ADULT MEDICINE PHYSICIANS OF COUNTRYSIDE (NPI 1366487936) is a healthcare organization registered as an internal medicine in Countryside, Illinois and active in the NPI registry since June 2006. The organization holds a CLIA Waiver certificate valid through April 24, 2028 and lists Ruby Mann, Director Of Managed Care, as its authorized official.
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Other Identifiers 1
Group Practice 2
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Adult Medicine Physicians Of Countryside is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
378Medicare enrollment records show 378 clinicians reassign Medicare billing to Adult Medicine Physicians Of Countryside, which bills Medicare for the services they deliver. Of these, 168 practice within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 40
Nearest to this location (20)
See all 378La Grange Highlands, IL 60525
La Grange Highlands, IL 60525
La Grange Highlands, IL 60525
La Grange Highlands, IL 60525
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 14D1053417
Adult Medicine Physicians · Countryside, 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 Adventist Health Partners, Inc's NPI number?
The NPI number for Adventist Health Partners, Inc is 1366487936. It was assigned to this organization in the NPPES registry on June 18, 2006. The provider is doing business as Adult Medicine Physicians Of Countryside.
Where is Adventist Health Partners, Inc located?
Adventist Health Partners, Inc is located at 6438 Joliet Rd, Countryside, IL 60525. The listed phone number is (708) 352-5222.
What is Adventist Health Partners, Inc's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Adventist Health Partners, Inc enrolled in Medicare?
Yes. Adventist Health Partners, Inc is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Adventist Health Partners, Inc?
According to the CMS Revalidation Reassignment List (October 2026 release), 378 clinicians in 40 Medicare specialties reassign their Medicare billing to Adventist Health Partners, Inc. 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 Family Practice (81), Nurse Practitioner (53) and Obstetrics/Gynecology (30). Of these, 168 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Does Adventist Health Partners, Inc hold a CLIA laboratory certificate?
Yes. A Certificate of Waiver (number 14D1053417) is associated with this NPI, valid through April 24, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
When was this NPI record last updated?
The NPPES record for Adventist Health Partners, Inc was last updated on June 12, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Adult Medicine Physicians Of Countryside · NPI 1366487936
Internal Medicine organization in Countryside, Illinois. Organization record, active in the CMS NPPES registry since June 18, 2006.
## Identity
- **NPI:** 1366487936 (Entity type: Organization)
- **Enumerated:** June 18, 2006
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **Legal business name:** Adventist Health Partners, Inc
- **Organization subpart:** No
- **Authorized official:** Ruby Mann, DIRECTOR OF MANAGED CARE
## Practice location
- **Address:** 6438 JOLIET RD, Countryside, IL 60525-4685
- **Phone:** (708) 352-5222 · **Fax:** (708) 352-5285
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 378 clinicians in 40 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Family Practice (81), Nurse Practitioner (53), Obstetrics/Gynecology (30); 168 practice within 10 miles; [full list](https://npiprofile.com/npi/1366487936/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** June 12, 2017
- **Other identifiers:** Medicare ID-Type Unspecified 208342 (IL)
- **CLIA laboratory certificates:** 1 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1366487936) · Data from the CMS NPPES public registry.