DR. TAL GRUNWALD M.D.
NPI 1285954560
Pediatrics - Pediatric Endocrinology in Wilmington, DE
About Dr. Tal Grunwald M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. TAL GRUNWALD M.D. (NPI 1285954560) is an individual pediatric endocrinology provider in Wilmington, Delaware, licensed in Pennsylvania (MD447800) and active in the NPI registry since June 2010. She is enrolled in Medicare PECOS and maintains a secondary practice location in Newtown Square.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
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. Tal Grunwald M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Tal Grunwald reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Wilmington, DE 19803
- Reassigned Medicare billing, Delaware enrollment
- 526 clinicians in this Medicare group
Deptford, NJ 08096
- Reassigned Medicare billing, New Jersey enrollment
- Medicare enrollment name: Nemours New Jersey Physician Practice PC
- 183 clinicians in this Medicare group
Camden, NJ 08103
- Reassigned Medicare billing, New Jersey enrollment
- 132 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 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.
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.
WILMINGTON, DE 19803
WILMINGTON, DE 19803
WILMINGTON, DE 19803
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 Tal Grunwald's NPI number?
The NPI number for Tal Grunwald is 1285954560. It was assigned to this individual provider in the NPPES registry on June 9, 2010.
Where is Tal Grunwald located?
Tal Grunwald practices at 1600 Rockland Rd Nemours A.I. Dupont Hospital For Children, Wilmington, DE 19803. The listed phone number is (302) 651-4000.
What is Tal Grunwald's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Endocrinology, with taxonomy code 2080P0205X.
Is Tal Grunwald enrolled in Medicare?
Yes. Tal Grunwald is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Tal Grunwald's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Tal Grunwald reassigns Medicare benefits to 3 organizations: The Nemours Foundation (Wilmington, DE), Nemours New Jersey Physician Practice, P.C. (Deptford, NJ) and Cooper Pediatric Specialists, PC (Camden, NJ). 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 Tal Grunwald's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Tal Grunwald accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from NH Healthy Families, Ambetter from Sunflower Health Plan and AmeriHealth Caritas Next and 2 other insurers list Tal Grunwald 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 Tal Grunwald was last updated on March 14, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Dr. Tal Grunwald, M.D. · NPI 1285954560
Pediatric Endocrinology physician in Wilmington, Delaware. Individual provider, active in the CMS NPPES registry since June 9, 2010.
## Identity
- **NPI:** 1285954560 (Entity type: Individual)
- **Enumerated:** June 9, 2010
- **Primary specialty:** Pediatrics - Pediatric Endocrinology · taxonomy 2080P0205X
- **State license:** MD447800 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 1600 ROCKLAND RD, NEMOURS A.I. DUPONT HOSPITAL FOR CHILDREN, Wilmington, DE 19803-3607
- **Phone:** (302) 651-4000
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): The Nemours Foundation (NPI 1366594699, Wilmington, DE); Nemours New Jersey Physician Practice, P.C. (NPI 1265874713, Deptford, NJ); Cooper Pediatric Specialists, PC (NPI 1306867585, Camden, NJ) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 14, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1285954560) · Data from the CMS NPPES public registry.