DR. SHUBHA MATHUR DO
NPI 1922568377
Internal Medicine - Critical Care Medicine in Chicago, IL
About Dr. Shubha Mathur Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. SHUBHA MATHUR DO (NPI 1922568377) is an individual critical care medicine provider in Chicago, Illinois, licensed in Illinois (036.160887) and active in the NPI registry since March 2019. She is enrolled in Medicare PECOS, is affiliated with Cgh Medical Center, and maintains a secondary practice location in Rockford.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
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
Dr. Shubha Mathur Do 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 Reassignment
Medicare enrollment records show Shubha Mathur reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Rockford, IL 61114
- Reassigned Medicare billing, Illinois enrollment
- 1,375 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
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Cgh Medical Center
Acute Care Hospitals · Sterling, ILFhn Memorial Hospital
Acute Care Hospitals · Freeport, ILJavon Bea Hospital
Acute Care Hospitals · Rockford, ILMercyone Clinton Medical Center
Acute Care Hospitals · Clinton, IAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60612 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CHICAGO, IL 60612
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 Shubha Mathur's NPI number?
The NPI number for Shubha Mathur is 1922568377. It was assigned to this individual provider in the NPPES registry on March 21, 2019.
Where is Shubha Mathur located?
Shubha Mathur practices at 600 S Paulina St, Chicago, IL 60612. The listed phone number is (312) 942-2552.
What is Shubha Mathur's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.
Is Shubha Mathur enrolled in Medicare?
Yes. Shubha Mathur 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 organization bills Medicare for Shubha Mathur's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Shubha Mathur reassigns Medicare benefits to Rockford Health Physicians (Rockford, IL). The 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 Shubha Mathur's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Shubha Mathur accept?
Health plans from Anthem Blue Cross and Blue Shield list Shubha Mathur 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.
Is Shubha Mathur affiliated with any hospitals?
According to CMS data, Shubha Mathur is affiliated with Cgh Medical Center, Fhn Memorial Hospital, Javon Bea Hospital and Mercyone Clinton Medical Center.
When was this NPI record last updated?
The NPPES record for Shubha Mathur was last updated on April 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Dr. Shubha Mathur, DO · NPI 1922568377
Critical Care Medicine physician in Chicago, Illinois. Individual provider, active in the CMS NPPES registry since March 21, 2019.
## Identity
- **NPI:** 1922568377 (Entity type: Individual)
- **Enumerated:** March 21, 2019
- **Primary specialty:** Internal Medicine - Critical Care Medicine · taxonomy 207RC0200X
- **State license:** 036.160887 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 600 S PAULINA ST, Chicago, IL 60612-3806
- **Phone:** (312) 942-2552
## 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:** Rockford Health Physicians (NPI 1043242886, Rockford, IL), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Midwestern University, Chicago College Of Osteopathic Med, class of 2019
## Record status
- **NPPES last updated:** April 16, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1922568377) · Data from the CMS NPPES public registry.