DR. MONICA ADEDEJI MD, MPH
NPI 1487146999
Internal Medicine - Hematology & Oncology in Hershey, PA
About Dr. Monica Adedeji Md, Mph NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MONICA ADEDEJI MD, MPH (NPI 1487146999) is an individual hematology & oncology provider in Hershey, Pennsylvania, licensed in Pennsylvania (MD481932) and active in the NPI registry since May 2018. She is enrolled in Medicare PECOS, is affiliated with Northwestern Medicine Delnor Community Hospital, and maintains a secondary practice location in Geneva.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
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. Monica Adedeji Md, Mph 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 Monica Adedeji reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Northwestern Medicine Delnor Community Hospital
Acute Care Hospitals · Geneva, ILNorthwestern Medicine Central Dupage Hospital
Acute Care Hospitals · Winfield, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 17033 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.
HERSHEY, PA 17033
HERSHEY, PA 17033
HERSHEY, PA 17033
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 Monica Adedeji's NPI number?
The NPI number for Monica Adedeji is 1487146999. It was assigned to this individual provider in the NPPES registry on May 31, 2018.
Where is Monica Adedeji located?
Monica Adedeji practices at 500 University Dr, Hershey, PA 17033. The listed phone number is (800) 243-1455.
What is Monica Adedeji's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.
Is Monica Adedeji enrolled in Medicare?
Yes. Monica Adedeji 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 Monica Adedeji's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Monica Adedeji reassigns Medicare benefits to Northwestern Medical Faculty Foundation (Carol Stream, 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 Monica Adedeji's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Monica Adedeji affiliated with any hospitals?
According to CMS data, Monica Adedeji is affiliated with Northwestern Medicine Delnor Community Hospital and Northwestern Medicine Central Dupage Hospital.
When was this NPI record last updated?
The NPPES record for Monica Adedeji was last updated on April 30, 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. Monica Adedeji, MD, MPH · NPI 1487146999
Hematology & Oncology physician in Hershey, Pennsylvania. Individual provider, active in the CMS NPPES registry since May 31, 2018.
## Identity
- **NPI:** 1487146999 (Entity type: Individual)
- **Enumerated:** May 31, 2018
- **Primary specialty:** Internal Medicine - Hematology & Oncology · taxonomy 207RH0003X
- **State license:** MD481932 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 500 UNIVERSITY DR, Hershey, PA 17033-2360
- **Phone:** (800) 243-1455
## 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:** Northwestern Medical Faculty Foundation (NPI 1346235314, Carol Stream, IL), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2018
## Record status
- **NPPES last updated:** April 30, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1487146999) · Data from the CMS NPPES public registry.