DR. JAMES ALFRED NTAMBI MD
NPI 1669659959
Nuclear Medicine in Newark, DE
About Dr. James Alfred Ntambi Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JAMES ALFRED NTAMBI MD (NPI 1669659959) is an individual nuclear medicine provider in Newark, Delaware, licensed in Delaware (C1-0013361) and active in the NPI registry since January 2008. He is enrolled in Medicare PECOS, maintains a secondary practice location in Little Rock, and is a graduate of Johns Hopkins University School Of Medicine (2006).
NPPES Registry Identity
Specialties & Licenses
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. James Alfred Ntambi 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 Reassignments
7Medicare enrollment records show James Ntambi reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Newark, DE 19718
- Reassigned Medicare billing, Delaware enrollment
- 1,531 clinicians in this Medicare group
Elkton, MD 21921
- Reassigned Medicare billing, Maryland and Delaware enrollments
- Also billed through NPI 1124067848 (Delaware)
- 512 clinicians in this Medicare group
Chadds Ford, PA 19317
- Reassigned Medicare billing, Pennsylvania enrollment
- 217 clinicians in this Medicare group
Owings Mills, MD 21117
- Reassigned Medicare billing, Pennsylvania and Delaware enrollments
- Also billed through NPI 1043719123 (Delaware)
- 13 clinicians in this Medicare group
North Little Rock, AR 72116
- Reassigned Medicare billing, Arkansas enrollment
- Also billed through NPI 1114255353 (Arkansas)
- 2,038 clinicians in this Medicare group
Las Vegas, NV 89118
- Reassigned Medicare billing, Delaware enrollment
Las Vegas, NV 89118
- Reassigned Medicare billing, Delaware and Nevada enrollments
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 26
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 19718 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.
NEWARK, DE 19718
NEWARK, DE 19718
NEWARK, DE 19718
NEWARK, DE 19718
NEWARK, DE 19718
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 James Ntambi's NPI number?
The NPI number for James Ntambi is 1669659959. It was assigned to this individual provider in the NPPES registry on January 29, 2008.
Where is James Ntambi located?
James Ntambi practices at 4755 Ogletown Stanton Rd, Newark, DE 19718. The listed phone number is (302) 733-1540.
What is James Ntambi's specialty?
The primary specialty registered for this NPI is Nuclear Medicine with taxonomy code 207U00000X.
Is James Ntambi enrolled in Medicare?
Yes. James Ntambi 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 James Ntambi's services?
According to the CMS Revalidation Reassignment List (October 2026 release), James Ntambi reassigns Medicare benefits to 7 organizations: Christiana Care Health Services, Inc (Newark, DE), Union Hospital Of Cecil County, Inc. (Elkton, MD), Christiana Care Pennsylvania Inc (Chadds Ford, PA), Chesapeake Urology Associates LLC (Owings Mills, MD), University Of Arkansas For Medical Sciences (North Little Rock, AR) and 2 more organizations, listed in the Medicare section above. 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 James Ntambi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does James Ntambi accept?
Health plans from Ambetter Health, Ambetter from Arizona Complete Health, AmeriHealth Caritas Next, Health Advantage and Octave list James Ntambi 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.
When was this NPI record last updated?
The NPPES record for James Ntambi was last updated on October 8, 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.