MR. GEORGE NITHIN THOMAS MD
NPI 1861836033
Internal Medicine - Critical Care Medicine in Rockford, IL
About Mr. George Nithin Thomas Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. GEORGE NITHIN THOMAS MD (NPI 1861836033) is an individual critical care medicine provider in Rockford, Illinois, licensed in Illinois (036140691) and active in the NPI registry since April 2013. He is enrolled in Medicare PECOS, is affiliated with Uw Health, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 4
Secondary Practice Locations 2
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
Mr. George Nithin Thomas 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 George Thomas reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Rockford, IL 61104
- Reassigned Medicare billing, Illinois enrollment
- 474 clinicians in this Medicare group
Carol Stream, IL 60122
- Reassigned Medicare billing, Illinois enrollment
- 4,817 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 2
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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Uw Health
Acute Care Hospitals · Rockford, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 61104 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
ROCKFORD, IL 61104
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 George Thomas's NPI number?
The NPI number for George Thomas is 1861836033. It was assigned to this individual provider in the NPPES registry on April 18, 2013.
Where is George Thomas located?
George Thomas practices at 1401 E State St, Rockford, IL 61104. The listed phone number is (779) 696-4400.
What is George Thomas's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.
Is George Thomas enrolled in Medicare?
Yes. George Thomas 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 George Thomas's services?
According to the CMS Revalidation Reassignment List (October 2026 release), George Thomas reassigns Medicare benefits to 2 organizations: Swedishamerican Hospital (Rockford, IL) and Northwestern Medical Faculty Foundation (Carol Stream, 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 George Thomas's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is George Thomas affiliated with any hospitals?
According to CMS data, George Thomas is affiliated with Uw Health.
When was this NPI record last updated?
The NPPES record for George Thomas was last updated on July 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months 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.
# Mr. George Nithin Thomas, MD · NPI 1861836033
Critical Care Medicine physician in Rockford, Illinois. Individual provider, active in the CMS NPPES registry since April 18, 2013.
## Identity
- **NPI:** 1861836033 (Entity type: Individual)
- **Enumerated:** April 18, 2013
- **Primary specialty:** Internal Medicine - Critical Care Medicine · taxonomy 207RC0200X
- **State license:** 036140691 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 1401 E STATE ST, Rockford, IL 61104-2315
- **Phone:** (779) 696-4400
## 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): Swedishamerican Hospital (NPI 1245385954, Rockford, IL); Northwestern Medical Faculty Foundation (NPI 1346235314, Carol Stream, IL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2009
## Record status
- **NPPES last updated:** July 7, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1861836033) · Data from the CMS NPPES public registry.