DR. DANIELLE D'EMILIA DECOURCEY M.D.
NPI 1396916995
Pediatrics - Pediatric Critical Care Medicine in Boston, MA

Active since March 22, 2008PECOS Enrolled
300 LONGWOOD AVE, BOSTON, MA 02115(617) 355-6000 Get Directions Write a Review

NPPES record last updated: May 22, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. Danielle D'emilia Decourcey M.d. NPPES

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

DR. DANIELLE D'EMILIA DECOURCEY M.D. (NPI 1396916995) is an individual pediatric critical care medicine provider in Boston, Massachusetts, licensed in Massachusetts (236116) and active in the NPI registry since March 2008. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1396916995
Entity TypeIndividualFemale
Primary Taxonomy2080P0203X
Provider Legal NameDR. DANIELLE D'EMILIA DECOURCEYCredential: M.D.
Location Address300 LONGWOOD AVEBoston, MA 02115-5724
Mailing Address300 Longwood AveBoston, MA 02115-5724 · (617) 355-6000
Sole ProprietorNo
Enumeration DateMarch 22, 2008
Last NPPES UpdateMay 22, 2026
NPPES CertifiedMay 22, 2026
✔ NPI 1396916995 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Pediatric Critical Care MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080P0203X
License✔ Licensed in MA · 236116
Definition
A pediatrician expert in advanced life support for children from the term or near-term neonate to the adolescent. This competence extends to the critical care management of life-threatening organ system failure from any cause in both medical and surgical patients and to the support of vital physiological functions. This specialist may have administrative responsibilities for intensive care units and also facilitates patient care among other specialists.
300 LONGWOOD AVE, Boston, MA 02115

Other Names 1

Former Name (1)Miss Danielle Mary D'emilia

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Danielle D'emilia Decourcey M.d. 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 Reassignments

2

Medicare enrollment records show Danielle Decourcey reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Pediatric Anesthesiology
300 LONGWOOD AVE
Boston, MA 02115
  • Reassigned Medicare billing, Massachusetts enrollment
  • 86 clinicians in this Medicare group
Pediatrics
300 LONGWOOD AVE
Boston, MA 02115
  • Reassigned Medicare billing, Massachusetts enrollment
  • 1,358 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.

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.

Social Worker (Clinical)
300 LONGWOOD AVE
BOSTON, MA 02115
Nurse Practitioner (Psychiatric/Mental Health)
300 LONGWOOD AVE
BOSTON, MA 02115
Anesthesiology (Pediatric Anesthesiology)
300 LONGWOOD AVE
BOSTON, MA 02115
Physical Therapist
300 LONGWOOD AVE
BOSTON, MA 02115
Social Worker (Clinical)
300 LONGWOOD AVE, CHILDREN'S HOSPITAL BOSTON
BOSTON, MA 02115
Pediatrics
300 LONGWOOD AVE, BADER 203
BOSTON, MA 02115
Nurse Practitioner (Pediatrics)
300 LONGWOOD AVE, HUNNEWELL BUILDING 322
BOSTON, MA 02115
Pediatrics (Neonatal-Perinatal Medicine)
300 LONGWOOD AVE
BOSTON, MA 02115

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 Danielle Decourcey's NPI number?

The NPI number for Danielle Decourcey is 1396916995. It was assigned to this individual provider in the NPPES registry on March 22, 2008. The provider is also known as Miss Danielle Mary D'emilia.

Where is Danielle Decourcey located?

Danielle Decourcey practices at 300 Longwood Ave, Boston, MA 02115. The listed phone number is (617) 355-6000.

What is Danielle Decourcey's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Critical Care Medicine, with taxonomy code 2080P0203X.

Is Danielle Decourcey enrolled in Medicare?

Yes. Danielle Decourcey is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Danielle Decourcey's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Danielle Decourcey reassigns Medicare benefits to 2 organizations: Chmc Anesthesia Foundation Inc (Boston, MA) and Children's Hospital Pediatric Associates, Inc (Boston, MA). 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 Danielle Decourcey's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Danielle Decourcey accept?

Health plans from Taro Health and WellSense Health Plan list Danielle Decourcey 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 Danielle Decourcey was last updated on May 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.