DR. CLAUDIA LORENA VERGARA M.D.
NPI 1639325848
Internal Medicine - Rheumatology in Orland Park, IL
About Dr. Claudia Lorena Vergara M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. CLAUDIA LORENA VERGARA M.D. (NPI 1639325848) is an individual rheumatology provider in Orland Park, Illinois, licensed in Illinois (036.130897) and active in the NPI registry since August 2008. She is enrolled in Medicare PECOS, is affiliated with Thorek Memorial Hospital, and is a graduate of University Of Puerto Rico School Of Medicine (2008).
NPPES Registry Identity
Specialties & Licenses
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. Claudia Lorena Vergara M.d. 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 Claudia Vergara reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Chicago, IL 60620
- Reassigned Medicare billing, Illinois enrollment
- 2,127 clinicians in this Medicare group
Chicago, IL 60613
- Reassigned Medicare billing, Illinois enrollment
- 61 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Thorek Memorial Hospital
Acute Care Hospitals · Chicago, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60467 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 2
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 Claudia Vergara's NPI number?
The NPI number for Claudia Vergara is 1639325848. It was assigned to this individual provider in the NPPES registry on August 7, 2008.
Where is Claudia Vergara located?
Claudia Vergara practices at 10763 Winterset Dr, Orland Park, IL 60467. The listed phone number is (708) 403-7788.
What is Claudia Vergara's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.
Is Claudia Vergara enrolled in Medicare?
Yes. Claudia Vergara 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 Claudia Vergara's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Claudia Vergara reassigns Medicare benefits to 2 organizations: The Board Of Trustees Of The University Of Illinois (Chicago, IL) and Thorek Memorial Hospital (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 Claudia Vergara's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Claudia Vergara accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Oscar Health list Claudia Vergara 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 Claudia Vergara affiliated with any hospitals?
According to CMS data, Claudia Vergara is affiliated with Thorek Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Claudia Vergara was last updated on December 22, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Dr. Claudia Lorena Vergara, M.D. · NPI 1639325848
Rheumatology physician in Orland Park, Illinois. Individual provider, active in the CMS NPPES registry since August 7, 2008.
## Identity
- **NPI:** 1639325848 (Entity type: Individual)
- **Enumerated:** August 7, 2008
- **Primary specialty:** Internal Medicine - Rheumatology · taxonomy 207RR0500X
- **State license:** 036.130897 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 10763 WINTERSET DR, Orland Park, IL 60467-1106
- **Phone:** (708) 403-7788
## 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): The Board Of Trustees Of The University Of Illinois (NPI 1952713323, Chicago, IL); Thorek Memorial Hospital (NPI 1982643961, Chicago, IL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Puerto Rico School Of Medicine, class of 2008
## Record status
- **NPPES last updated:** December 22, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1639325848) · Data from the CMS NPPES public registry.