ALEXANDER WAGGENER
NPI 1790348605
Emergency Medicine in Newark, DE
About Alexander Waggener NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALEXANDER WAGGENER (NPI 1790348605) is an individual emergency medicine provider in Newark, Delaware, licensed in Maryland (D93152) and active in the NPI registry since April 2019. He is enrolled in Medicare PECOS, is affiliated with Union Hospital Of Cecil County, and is a graduate of University Of New Mexico School Of Medicine (2019).
NPPES Registry Identity
Specialties & Licenses
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
Alexander Waggener 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
5Medicare enrollment records show Alexander Waggener reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Newark, DE 19718
- Reassigned Medicare billing, Delaware and Maryland enrollments
- Also billed through NPI 1871375899 (Maryland)
- 167 clinicians in this Medicare group
Newark, DE 19718
- Reassigned Medicare billing, Delaware enrollment
- 1,531 clinicians in this Medicare group
Aberdeen, MD 21001
- Reassigned Medicare billing, Maryland enrollment
- Medicare enrollment name: Emergency Medicine Associates P.A., P.C.
- 729 clinicians in this Medicare group
Bel Air, MD 21014
- Reassigned Medicare billing, Maryland enrollment
- 130 clinicians in this Medicare group
Rockville, MD 20850
- Reassigned Medicare billing, Maryland enrollment
- 301 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 4
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Union Hospital Of Cecil County
Acute Care Hospitals · Elkton, MDPhysician 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 Alexander Waggener's NPI number?
The NPI number for Alexander Waggener is 1790348605. It was assigned to this individual provider in the NPPES registry on April 16, 2019.
Where is Alexander Waggener located?
Alexander Waggener practices at 4755 Ogletown Stanton Rd, Newark, DE 19718. The listed phone number is (302) 733-1000.
What is Alexander Waggener's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Alexander Waggener enrolled in Medicare?
Yes. Alexander Waggener 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 Alexander Waggener's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alexander Waggener reassigns Medicare benefits to 5 organizations: Christiana Care Emergency Physicians LLC (Newark, DE), Christiana Care Health Services, Inc (Newark, DE), Emergency Medicine Associates, PA (Aberdeen, MD), Upper Chesapeake Emergency Medicine Physicians, LLC (Bel Air, MD) and Mep Health, LLC (Rockville, MD). 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 Alexander Waggener's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Alexander Waggener affiliated with any hospitals?
According to CMS data, Alexander Waggener is affiliated with Union Hospital Of Cecil County.
When was this NPI record last updated?
The NPPES record for Alexander Waggener was last updated on July 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Alexander Waggener · NPI 1790348605
Emergency Medicine physician in Newark, Delaware. Individual provider, active in the CMS NPPES registry since April 16, 2019.
## Identity
- **NPI:** 1790348605 (Entity type: Individual)
- **Enumerated:** April 16, 2019
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** D93152 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 4755 OGLETOWN STANTON RD, Newark, DE 19718-2200
- **Phone:** (302) 733-1000
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Christiana Care Emergency Physicians LLC (NPI 1639956451, Newark, DE); Christiana Care Health Services, Inc (NPI 1104896596, Newark, DE); Emergency Medicine Associates, PA (NPI 1609627082, Aberdeen, MD); Upper Chesapeake Emergency Medicine Physicians, LLC (NPI 1285854026, Bel Air, MD); Mep Health, LLC (NPI 1164483558, Rockville, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of New Mexico School Of Medicine, class of 2019
## Record status
- **NPPES last updated:** July 10, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1790348605) · Data from the CMS NPPES public registry.