DR. JILL ZIMMER SIMON MD
NPI 1104887678
Emergency Medicine - Pediatric Emergency Medicine in Newton, MA
About Dr. Jill Zimmer Simon Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JILL ZIMMER SIMON MD (NPI 1104887678) is an individual pediatric emergency medicine provider in Newton, Massachusetts, licensed in Massachusetts (216446) and active in the NPI registry since March 2006. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 4
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. Jill Zimmer Simon Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Jill Simon reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Newton, MA 02462
- Reassigned Medicare billing, Massachusetts enrollment
- Medicare enrollment name: Newton Wellesley Emergency Medicine Specialist PC
- 46 clinicians in this Medicare group
Salem, NH 03079
- Reassigned Medicare billing, Massachusetts enrollment
- 181 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02462 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.
NEWTON, MA 02462
NEWTON, MA 02462
NEWTON, MA 02462
NEWTON, MA 02462
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 Jill Simon's NPI number?
The NPI number for Jill Simon is 1104887678. It was assigned to this individual provider in the NPPES registry on March 31, 2006. The provider is also known as Jill Robin Zimmer MD.
Where is Jill Simon located?
Jill Simon practices at 2014 Washington St, Newton, MA 02462. The listed phone number is (617) 243-6040.
What is Jill Simon's specialty?
The primary specialty registered for this NPI is Emergency Medicine, specializing in Pediatric Emergency Medicine, with taxonomy code 207PP0204X.
Is Jill Simon enrolled in Medicare?
Yes. Jill Simon is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Jill Simon's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jill Simon 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 Jill Simon's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Jill Simon accept?
Health plans from Anthem Blue Cross and Blue Shield list Jill Simon 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 Jill Simon 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.
# Dr. Jill Zimmer Simon, MD · NPI 1104887678
Pediatric Emergency Medicine physician in Newton, Massachusetts. Individual provider, active in the CMS NPPES registry since March 31, 2006.
## Identity
- **NPI:** 1104887678 (Entity type: Individual)
- **Enumerated:** March 31, 2006
- **Primary specialty:** Emergency Medicine - Pediatric Emergency Medicine · taxonomy 207PP0204X
- **State license:** 216446 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 2014 WASHINGTON ST, Newton, MA 02462
- **Phone:** (617) 243-6040 · **Fax:** (617) 243-6924
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Newton Wellesley Emergency Medicine Specialist, P .C. (NPI 1346355526, Newton, MA); Mass General Brigham Medical Group, Inc. (NPI 1083360200, Salem, NH) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 13, 2026
- **Other identifiers:** Medicaid 2091046 (MA); Other J28383; Other 469103; and 1 more
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Source: [NPI Profile](https://npiprofile.com/npi/1104887678) · Data from the CMS NPPES public registry.