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ILAN SCHWARTZ MD
NPI 1639153547
Pediatrics - Pediatric Emergency Medicine in Boston, MA

Active since December 05, 2005PECOS Enrolled
1 BOSTON MEDICAL CENTER PL, CHILD HEALTH FOUNDATION OF BOSTON , DOWLING 3 SOUTH, BOSTON, MA 02118(617) 414-5170(617) 414-3803 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 13, 2026, Sep 11, 2025 (2 updates tracked since 2025).

About Ilan Schwartz Md NPPES

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

ILAN SCHWARTZ MD (NPI 1639153547) is an individual pediatric emergency medicine provider in Boston, Massachusetts, licensed in Massachusetts (153746) and active in the NPI registry since December 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1639153547
Entity TypeIndividualMale
Primary Taxonomy2080P0204X
Provider Legal NameILAN SCHWARTZCredential: MD
Location Address1 BOSTON MEDICAL CENTER PL, CHILD HEALTH FOUNDATION OF BOSTON , DOWLING 3 SOUTHBoston, MA 02118
Mailing Address1 Boston Medical Center Pl, Division Of Pediatrics, Dowling 3 SouthBoston, MA 02118 · (617) 414-5170 · Fax (617) 414-3803
Phone(617) 414-5170
Fax(617) 414-3803
Sole ProprietorNo
Enumeration DateDecember 5, 2005
Last NPPES UpdateJuly 13, 20262 updates tracked since enumeration
✔ NPI 1639153547 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Pediatric Emergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080P0204X
License✔ Licensed in MA · 153746
Definition
A pediatrician who has special qualifications to manage emergencies in infants and children.
Also ListedPediatricsTaxonomy 208000000X · License 153746 (MA)
1 BOSTON MEDICAL CENTER PL, Boston, MA 02118
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Other Identifiers 1

Medicaid3168158MA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ilan Schwartz Md 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 Ilan Schwartz reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Newton Wellesley Emergency Medicine Specialist, P .C.
8.8 mi
Emergency Medicine
2014 WASHINGTON ST
Newton, MA 02462
  • Reassigned Medicare billing, Massachusetts enrollment
  • Medicare enrollment name: Newton Wellesley Emergency Medicine Specialist PC
  • 46 clinicians in this Medicare group
NPI 1346355526 (617) 243-6040
Mass General Brigham Medical Group, Inc.
31 mi
Internal Medicine
30 TUSCAN BOULEVARD
Salem, NH 03079
  • Reassigned Medicare billing, Massachusetts enrollment
  • 181 clinicians in this Medicare group
NPI 1083360200 (857) 282-7014

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

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 Ilan Schwartz's NPI number?

The NPI number for Ilan Schwartz is 1639153547. It was assigned to this individual provider in the NPPES registry on December 5, 2005.

Where is Ilan Schwartz located?

Ilan Schwartz practices at 1 Boston Medical Center Pl Child Health Foundation Of Boston , Dowling 3 South, Boston, MA 02118. The listed phone number is (617) 414-5170.

What is Ilan Schwartz's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Emergency Medicine, with taxonomy code 2080P0204X.

Is Ilan Schwartz enrolled in Medicare?

Yes. Ilan Schwartz is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Ilan Schwartz's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ilan Schwartz reassigns Medicare benefits to 2 organizations: Newton Wellesley Emergency Medicine Specialist, P .C. (Newton, MA) and Mass General Brigham Medical Group, Inc. (Salem, NH). 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 Ilan Schwartz'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 Ilan Schwartz was last updated on July 13, 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.