DR. ADAYA WEISSLER-SNIR MD
NPI 1588929954
Internal Medicine - Clinical Cardiac Electrophysiology in Morristown, NJ
About Dr. Adaya Weissler-snir Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ADAYA WEISSLER-SNIR MD (NPI 1588929954) is an individual clinical cardiac electrophysiology provider in Morristown, New Jersey, licensed in New Jersey (25MA13046800) and active in the NPI registry since July 2012. She is enrolled in Medicare PECOS, is affiliated with Morristown Medical Center, and maintains 3 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 3
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. Adaya Weissler-snir Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
7Medicare enrollment records show Adaya Weissler-snir reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Morristown, NJ 07960
- Reassigned Medicare billing, New Jersey enrollment
- 1,699 clinicians in this Medicare group
New York, NY 10025
- Reassigned Medicare billing, New York enrollment
- 5,251 clinicians in this Medicare group
New York, NY 10029
- Reassigned Medicare billing, New York enrollment
- 261 clinicians in this Medicare group
New York, NY 10037
- Reassigned Medicare billing, New York enrollment
- 2,094 clinicians in this Medicare group
Meriden, CT 06451
- Reassigned Medicare billing, Connecticut enrollment
- 505 clinicians in this Medicare group
New Britain, CT 06052
- Reassigned Medicare billing, Connecticut enrollment
- 745 clinicians in this Medicare group
Hartford, CT 06102
- Reassigned Medicare billing, Connecticut enrollment
- 964 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.
Areas of Expertise CMS Part B claims 5
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Morristown Medical Center
Acute Care Hospitals · Morristown, NJMontefiore Medical Center
Acute Care Hospitals · Bronx, NYJacobi Medical Center
Acute Care Hospitals · Bronx, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 07960 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MORRISTOWN, NJ 07960
MORRISTOWN, NJ 07960
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 Adaya Weissler-snir's NPI number?
The NPI number for Adaya Weissler-snir is 1588929954. It was assigned to this individual provider in the NPPES registry on July 11, 2012.
Where is Adaya Weissler-snir located?
Adaya Weissler-snir practices at 111 Madison Ave Ste 301, Morristown, NJ 07960. The listed phone number is (973) 971-5899.
What is Adaya Weissler-snir's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Clinical Cardiac Electrophysiology, with taxonomy code 207RC0001X.
Is Adaya Weissler-snir enrolled in Medicare?
Yes. Adaya Weissler-snir is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Adaya Weissler-snir's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Adaya Weissler-snir reassigns Medicare benefits to 7 organizations: Practice Associates Medical Group (Morristown, NJ), Montefiore Medical Center (New York, NY), Icahn School Of Medicine At Mount Sinai (New York, NY), Physician Affiliate Group Of New York PC (New York, NY), Midstate Medical Center (Meriden, CT) and 2 more organizations, listed in the Medicare section above. 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 Adaya Weissler-snir's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Adaya Weissler-snir accept?
Health plans from Oscar Health list Adaya Weissler-snir 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.
Is Adaya Weissler-snir affiliated with any hospitals?
According to CMS data, Adaya Weissler-snir is affiliated with Morristown Medical Center, Montefiore Medical Center and Jacobi Medical Center.
When was this NPI record last updated?
The NPPES record for Adaya Weissler-snir was last updated on September 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 43 days 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. Adaya Weissler-Snir, MD · NPI 1588929954
Clinical Cardiac Electrophysiology physician in Morristown, New Jersey. Individual provider, active in the CMS NPPES registry since July 11, 2012.
## Identity
- **NPI:** 1588929954 (Entity type: Individual)
- **Enumerated:** July 11, 2012
- **Primary specialty:** Internal Medicine - Clinical Cardiac Electrophysiology · taxonomy 207RC0001X
- **State license:** 25MA13046800 (New Jersey)
- **Sole proprietor:** No
## Practice location
- **Address:** 111 MADISON AVE STE 301, Morristown, NJ 07960-6083
- **Phone:** (973) 971-5899 · **Fax:** (973) 290-7139
## 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:** 7 organizations under Medicare reassignment (form CMS-855R): Practice Associates Medical Group (NPI 1427016385, Morristown, NJ); Montefiore Medical Center (NPI 1760288278, New York, NY); Icahn School Of Medicine At Mount Sinai (NPI 1487912416, New York, NY); Physician Affiliate Group Of New York PC (NPI 1013375526, New York, NY); Midstate Medical Center (NPI 1154425288, Meriden, CT); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2005
## Record status
- **NPPES last updated:** September 28, 2026
---
Source: [NPI Profile](https://npiprofile.com/npi/1588929954) · Data from the CMS NPPES public registry.