ALLISON THOBURN M.D.
NPI 1962881086
Internal Medicine in Chicago, IL
About Allison Thoburn M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALLISON THOBURN M.D. (NPI 1962881086) is an individual internal medicine provider in Chicago, Illinois, licensed in Illinois (125066435) and active in the NPI registry since May 2015. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Allison Thoburn M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Allison Thoburn reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Chicago, IL 60623
- Reassigned Medicare billing, Illinois enrollment
- 147 clinicians in this Medicare group
Chicago, IL 60623
- Reassigned Medicare billing, Illinois enrollment
- 210 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60623 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 20
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 Allison Thoburn's NPI number?
The NPI number for Allison Thoburn is 1962881086. It was assigned to this individual provider in the NPPES registry on May 21, 2015.
Where is Allison Thoburn located?
Allison Thoburn practices at 3860 W Ogden Ave, Chicago, IL 60623. The listed phone number is (728) 588-3000.
What is Allison Thoburn's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Allison Thoburn enrolled in Medicare?
Yes. Allison Thoburn is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Allison Thoburn's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Allison Thoburn reassigns Medicare benefits to 2 organizations: Lawndale Christian Health Center (Chicago, IL) and Saint Anthony Health Affiliates (Chicago, IL). 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 Allison Thoburn's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Allison Thoburn was last updated on September 13, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.