DR. TSVETELINA TODOROVA
NPI 1366947079
Internal Medicine - Hematology & Oncology in Oak Lawn, IL
About Dr. Tsvetelina Todorova NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. TSVETELINA TODOROVA (NPI 1366947079) is an individual hematology & oncology provider in Oak Lawn, Illinois, licensed in Illinois (036171707) and active in the NPI registry since March 2018. She is enrolled in Medicare PECOS, is affiliated with Advocate Trinity Hospital, and maintains a secondary practice location in Hazel Crest.
NPPES Registry Identity
Specialties & Licenses 3
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. Tsvetelina Todorova 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 Tsvetelina Todorova reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Oak Lawn, IL 60453
- Reassigned Medicare billing, Illinois enrollment
- Medicare enrollment name: Advocate Health And Hospitals Corporation
- 4,870 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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Advocate Trinity Hospital
Acute Care Hospitals · Chicago, ILAdvocate Christ Hospital & Medical Center
Acute Care Hospitals · Oak Lawn, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60453 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.
OAK LAWN, IL 60453
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 Tsvetelina Todorova's NPI number?
The NPI number for Tsvetelina Todorova is 1366947079. It was assigned to this individual provider in the NPPES registry on March 26, 2018.
Where is Tsvetelina Todorova located?
Tsvetelina Todorova practices at 4440 W 95th St, Oak Lawn, IL 60453. The listed phone number is (708) 684-8000.
What is Tsvetelina Todorova's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.
Is Tsvetelina Todorova enrolled in Medicare?
Yes. Tsvetelina Todorova 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 Tsvetelina Todorova's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Tsvetelina Todorova reassigns Medicare benefits to Advocate Health & Hospitals Corporation (Oak Lawn, 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 Tsvetelina Todorova's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Tsvetelina Todorova accept?
Health plans from Ambetter Health and Ambetter Health of Delaware list Tsvetelina Todorova 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 Tsvetelina Todorova affiliated with any hospitals?
According to CMS data, Tsvetelina Todorova is affiliated with Advocate Trinity Hospital and Advocate Christ Hospital & Medical Center.
When was this NPI record last updated?
The NPPES record for Tsvetelina Todorova was last updated on September 9, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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. Tsvetelina Todorova · NPI 1366947079
Hematology & Oncology physician in Oak Lawn, Illinois. Individual provider, active in the CMS NPPES registry since March 26, 2018.
## Identity
- **NPI:** 1366947079 (Entity type: Individual)
- **Enumerated:** March 26, 2018
- **Primary specialty:** Internal Medicine - Hematology & Oncology · taxonomy 207RH0003X
- **State license:** 036171707 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 4440 W 95TH ST, Oak Lawn, IL 60453-2600
- **Phone:** (708) 684-8000
## 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:** Advocate Health & Hospitals Corporation (NPI 1912936014, Oak Lawn, IL), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Des Moines University Of Osteopathic Medicine And Health Sciences, class of 2018
## Record status
- **NPPES last updated:** September 9, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1366947079) · Data from the CMS NPPES public registry.