LINDEN OAKS MEDICAL GROUP
NPI 1568413995
Psychiatry & Neurology - Psychiatry in Naperville, IL
About Linden Oaks Medical Group NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LINDEN OAKS MEDICAL GROUP (NPI 1568413995) is a healthcare organization registered as a psychiatry in Naperville, Illinois and active in the NPI registry since May 2006. The organization lists William G. Kottman, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 3
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)
Linden Oaks Medical Group is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
559Medicare enrollment records show 559 clinicians reassign Medicare billing to Linden Oaks Medical Group, which bills Medicare for the services they deliver. Of these, 65 practice at this address and 306 within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 37
Nearest to this location (20)
See all 559Naperville, IL 60540
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 Edward Health Ventures's NPI number?
The NPI number for Edward Health Ventures is 1568413995. It was assigned to this organization in the NPPES registry on May 12, 2006. The provider is also known as Linden Oaks Medical Group.
Where is Edward Health Ventures located?
Edward Health Ventures is located at 120 Spalding Drive Suite 408, Naperville, IL 60540. The listed phone number is (630) 630-5275.
What is Edward Health Ventures's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.
Is Edward Health Ventures enrolled in Medicare?
Yes. Edward Health Ventures is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Edward Health Ventures?
According to the CMS Revalidation Reassignment List (October 2026 release), 559 clinicians in 37 Medicare specialties reassign their Medicare billing to Edward Health Ventures. 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 (190), Family Practice (75) and Internal Medicine (45). Of these, 65 practice at this address and 306 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 Edward Health Ventures was last updated on March 30, 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.
# Linden Oaks Medical Group · NPI 1568413995
Psychiatry organization in Naperville, Illinois. Organization record, active in the CMS NPPES registry since May 12, 2006.
## Identity
- **NPI:** 1568413995 (Entity type: Organization)
- **Enumerated:** May 12, 2006
- **Primary specialty:** Psychiatry & Neurology - Psychiatry · taxonomy 2084P0800X
- **Legal business name:** Edward Health Ventures
- **Organization subpart:** No
- **Authorized official:** William Kottman, PRESIDENT
## Practice location
- **Address:** 120 SPALDING DRIVE, SUITE 408, Naperville, IL 60540
- **Phone:** (630) 630-5275 · **Fax:** (630) 527-5488
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 559 clinicians in 37 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (190), Family Practice (75), Internal Medicine (45); 65 practice at this address and 306 within 10 miles; [full list](https://npiprofile.com/npi/1568413995/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 30, 2009
- **Other identifiers:** Other 2220936 (IL); Medicare ID-Type Unspecified 207953 (IL); Medicare PIN CC2969 (IL)
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Source: [NPI Profile](https://npiprofile.com/npi/1568413995) · Data from the CMS NPPES public registry.