SENORA NELSON MD
NPI 1093855835
General Practice in South Holland, IL
About Senora Nelson Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SENORA NELSON MD (NPI 1093855835) is an individual general practice provider in South Holland, Illinois, licensed in Illinois (036106244) and active in the NPI registry since February 2007. She is enrolled in Medicare PECOS, is affiliated with Advocate Trinity Hospital, and is a graduate of Loyola University Of Chicago, Stritch School Of Medicine (1996).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
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
Senora Nelson 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 Reassignment
Medicare enrollment records show Senora Nelson 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 7
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, ILReferred Medical Equipment & Supplies CMS DME claims 3
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 4
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SOUTH HOLLAND, IL 60473
SOUTH HOLLAND, IL 60473
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 Senora Nelson's NPI number?
The NPI number for Senora Nelson is 1093855835. It was assigned to this individual provider in the NPPES registry on February 8, 2007.
Where is Senora Nelson located?
Senora Nelson practices at 901 E Sibley Blvd, South Holland, IL 60473. The listed phone number is (773) 233-4100.
What is Senora Nelson's specialty?
The primary specialty registered for this NPI is General Practice with taxonomy code 208D00000X.
Is Senora Nelson enrolled in Medicare?
Yes. Senora Nelson 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 Senora Nelson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Senora Nelson 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 Senora Nelson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Senora Nelson accept?
Health plans from Oscar Health list Senora Nelson 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 Senora Nelson affiliated with any hospitals?
According to CMS data, Senora Nelson is affiliated with Advocate Trinity Hospital and Advocate Christ Hospital & Medical Center.
When was this NPI record last updated?
The NPPES record for Senora Nelson was last updated on June 12, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# Senora Nelson, MD · NPI 1093855835
General Practice physician in South Holland, Illinois. Individual provider, active in the CMS NPPES registry since February 8, 2007.
## Identity
- **NPI:** 1093855835 (Entity type: Individual)
- **Enumerated:** February 8, 2007
- **Primary specialty:** General Practice · taxonomy 208D00000X
- **State license:** 036106244 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 901 E SIBLEY BLVD, South Holland, IL 60473-1166
- **Phone:** (773) 233-4100 · **Fax:** (773) 233-4055
## 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:** Loyola University Of Chicago, Stritch School Of Medicine, class of 1996
## Record status
- **NPPES last updated:** June 12, 2008
- **Other identifiers:** Medicaid 036106244 (IL); Medicare PIN K49976
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Source: [NPI Profile](https://npiprofile.com/npi/1093855835) · Data from the CMS NPPES public registry.