DAVID E WEXLER MD FACG
NPI 1386637254
Internal Medicine - Gastroenterology in Clark, NJ
About David E Wexler Md Facg NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DAVID E WEXLER MD FACG (NPI 1386637254) is an individual gastroenterology provider in Clark, New Jersey, licensed in New Jersey (MA039198) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS, is affiliated with Robert Wood Johnson University Hospital At Rahway, and is a graduate of Other (1980).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
David E Wexler Md Facg is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show David Wexler reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Clark, NJ 07066
- Reassigned Medicare billing, New Jersey enrollment
- 5 clinicians in this Medicare group
Mountainside, NJ 07092
- Reassigned Medicare billing, New Jersey enrollment
- 40 clinicians in this Medicare group
Union, NJ 07083
- Reassigned Medicare billing, New Jersey enrollment
- Medicare enrollment name: Rf Ledon MD PC
- 21 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 7
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Robert Wood Johnson University Hospital At Rahway
Acute Care Hospitals · Rahway, NJPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 07066 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.
Reported Quality Measures
Referred Medical Equipment & Supplies CMS DME claims 3
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 David Wexler's NPI number?
The NPI number for David Wexler is 1386637254. It was assigned to this individual provider in the NPPES registry on August 25, 2005.
Where is David Wexler located?
David Wexler practices at 727 Raritan Rd Suite 101, Clark, NJ 07066. The listed phone number is (732) 499-8000.
What is David Wexler's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is David Wexler enrolled in Medicare?
Yes. David Wexler is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for David Wexler's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David Wexler reassigns Medicare benefits to 3 organizations: Gastrointestinal Medical Experts, LLC (Clark, NJ), Morris Avenue Endoscopy LLC (Mountainside, NJ) and Rf Ledon M.D. P.C. (Union, 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 David Wexler's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does David Wexler accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Oscar Health list David Wexler 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 David Wexler affiliated with any hospitals?
According to CMS data, David Wexler is affiliated with Robert Wood Johnson University Hospital At Rahway.
When was this NPI record last updated?
The NPPES record for David Wexler was last updated on February 24, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# David E Wexler, MD FACG · NPI 1386637254
Gastroenterology physician in Clark, New Jersey. Individual provider, active in the CMS NPPES registry since August 25, 2005.
## Identity
- **NPI:** 1386637254 (Entity type: Individual)
- **Enumerated:** August 25, 2005
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **State license:** MA039198 (New Jersey)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 727 RARITAN RD, SUITE 101, Clark, NJ 07066-2229
- **Phone:** (732) 499-8000 · **Fax:** (732) 396-9413
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **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): Gastrointestinal Medical Experts, LLC (NPI 1942263777, Clark, NJ); Morris Avenue Endoscopy LLC (NPI 1184778060, Mountainside, NJ); Rf Ledon M.D. P.C. (NPI 1912160516, Union, NJ) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1980
## Record status
- **NPPES last updated:** February 24, 2015
- **Other identifiers:** Medicare UPIN C54201 (NJ); Medicare PIN 420595 (NJ)
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Source: [NPI Profile](https://npiprofile.com/npi/1386637254) · Data from the CMS NPPES public registry.