DIANE HELEN ZUG MD
NPI 1578596227
Family Medicine in Rockford, IL
About Diane Helen Zug Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DIANE HELEN ZUG MD (NPI 1578596227) is an individual family medicine provider in Rockford, Illinois and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS and is a graduate of Other (2000).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 7
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Diane Helen Zug Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Diane Zug reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Wray, CO 80758
- Reassigned Medicare billing, Colorado enrollment
- 324 clinicians in this Medicare group
Sterling, CO 80751
- Reassigned Medicare billing, Colorado enrollment
- 163 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 8
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 61107 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 6
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Diane Zug's NPI number?
The NPI number for Diane Zug is 1578596227. It was assigned to this individual provider in the NPPES registry on July 8, 2006.
Where is Diane Zug located?
Diane Zug practices at 6830 Villagreen Vw, Rockford, IL 61107. The listed phone number is (815) 282-1339.
What is Diane Zug's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Diane Zug enrolled in Medicare?
Yes. Diane Zug is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Diane Zug's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Diane Zug reassigns Medicare benefits to 2 organizations: Banner Health Physicians Colorado LLC (Wray, CO) and Banner Hospital Based Physicians Colorado LLC (Sterling, CO). Each 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 Diane Zug's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Diane Zug accept?
Health plans from UnitedHealthcare list Diane Zug 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 Diane Zug was last updated on January 28, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# Diane Helen Zug, MD · NPI 1578596227
Family Medicine physician in Rockford, Illinois. Individual provider, active in the CMS NPPES registry since July 8, 2006.
## Identity
- **NPI:** 1578596227 (Entity type: Individual)
- **Enumerated:** July 8, 2006
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **Sole proprietor:** No
## Practice location
- **Address:** 6830 VILLAGREEN VW, Rockford, IL 61107-5639
- **Phone:** (815) 282-1339 · **Fax:** (815) 282-1298
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Banner Health Physicians Colorado LLC (NPI 1306185699, Wray, CO); Banner Hospital Based Physicians Colorado LLC (NPI 1447598479, Sterling, CO) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2000
## Record status
- **NPPES last updated:** January 28, 2008
- **Other identifiers:** Other P00434019 (IL); Medicare ID-Type Unspecified K29422 (IL); Medicare ID-Type Unspecified 846930 (IL); and 4 more
---
Source: [NPI Profile](https://npiprofile.com/npi/1578596227) · Data from the CMS NPPES public registry.