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ALYSSA DENENBERG CPNP-PC
NPI 1023577616
Pediatrics in Wilmington, DE

Active since March 14, 2019PECOS Enrolled
NEMOURS DUPONT PEDIATRICS, 1600 ROCKLAND ROAD, WILMINGTON, DE 19803(302) 651-4200(302) 651-4945 Get Directions Write a Review

NPPES record last updated: October 5, 2020. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 5, 2020, Jun 11, 2019, Mar 14, 2019 (3 updates tracked since 2019).

About Alyssa Denenberg Cpnp-pc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ALYSSA DENENBERG CPNP-PC (NPI 1023577616) is an individual pediatrics provider in Wilmington, Delaware, licensed in Pennsylvania (020127) and active in the NPI registry since March 2019. She is enrolled in Medicare PECOS and maintains a secondary practice location in Bensalem.

NPPES Registry Identity

NPI1023577616
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameALYSSA DENENBERGCredential: CPNP-PC
Location AddressNEMOURS DUPONT PEDIATRICS, 1600 ROCKLAND ROADWilmington, DE 19803-3607
Mailing AddressPo Box 191Rockland, DE 19732-0191 · (302) 651-4200 · Fax (302) 651-4945
Phone(302) 651-4200
Fax(302) 651-4945
Sole ProprietorNo
Enumeration DateMarch 14, 2019
Last NPPES UpdateOctober 5, 20203 updates tracked since enumeration
NPPES CertifiedOctober 2, 2020
✔ NPI 1023577616 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in PA · 020127
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
Also ListedNurse PractitionerTaxonomy 363L00000X · License LJ-0010384 (DE)
NEMOURS DUPONT PEDIATRICS, Wilmington, DE 19803
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Secondary Practice Location 1

Location 12217 Bristol PikeBensalem, PA 19020-5736 · Phone (215) 638-0555 · Fax (215) 638-2929

Other Identifiers 1

OtherXXXXXXXXXXDo Not Have Any Additional Numbers

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Alyssa Denenberg Cpnp-pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Alyssa Denenberg reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

The Nemours Foundation
1.7 mi
Clinic/Center
1801 ROCKLAND RD
Wilmington, DE 19803
  • Reassigned Medicare billing, Delaware enrollment
  • 526 clinicians in this Medicare group
NPI 1811034630 (302) 651-4400

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19803 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$88.37 typical visit price
range $57.12 – $173.08
Typical copayment $22.09 (range $14.28 – $43.27)
Most-billed visit code 99203
Established Patient
$100.68 typical visit price
range $18.36 – $141.05
Typical copayment $25.17 (range $4.59 – $35.26)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. ANA MELIKISHVILI M.D.
Pediatrics
NEMOURS DUPONT PEDIATRICS, 1600 ROCKLAND ROAD
WILMINGTON, DE 19803
New Castle County (302) 651-4200
DR. CANDACE DANIELLE SCACE MD
Radiology (Pediatric Radiology)
NEMOURS DUPONT PEDIATRICS, 1600 ROCKLAND ROAD
WILMINGTON, DE 19803
New Castle County (302) 651-4200

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 Alyssa Denenberg's NPI number?

The NPI number for Alyssa Denenberg is 1023577616. It was assigned to this individual provider in the NPPES registry on March 14, 2019.

Where is Alyssa Denenberg located?

Alyssa Denenberg practices at Nemours Dupont Pediatrics 1600 Rockland Road, Wilmington, DE 19803. The listed phone number is (302) 651-4200.

What is Alyssa Denenberg's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Alyssa Denenberg enrolled in Medicare?

Yes. Alyssa Denenberg is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Alyssa Denenberg's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Alyssa Denenberg reassigns Medicare benefits to The Nemours Foundation (Wilmington, DE). 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 Alyssa Denenberg's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Alyssa Denenberg was last updated on October 5, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.