DON ZWICKLER M.D.
NPI 1255409553
Internal Medicine - Endocrinology, Diabetes & Metabolism in Pomona, NY
About Don Zwickler M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DON ZWICKLER M.D. (NPI 1255409553) is an individual endocrinology, diabetes & metabolism provider in Pomona, New York, licensed in New York (165180) and active in the NPI registry since December 2006. He is enrolled in Medicare PECOS, is affiliated with Monmouth Medical Center-southern Campus, and is a graduate of New York University School Of Medicine (1984).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 5
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
Don Zwickler M.d. 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 Reassignment
Medicare enrollment records show Don Zwickler reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Pomona, NY 10970
- Reassigned Medicare billing, New York enrollment
- 4 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 60
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Monmouth Medical Center-Southern Campus
Acute Care Hospitals · Lakewood, NJGood Samaritan Hospital Of Suffern
Acute Care Hospitals · Suffern, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10970 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.
Referred Medical Equipment & Supplies CMS DME claims 13
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 4
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
POMONA, NY 10970
POMONA, NY 10970
POMONA, NY 10970
POMONA, NY 10970
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 Don Zwickler's NPI number?
The NPI number for Don Zwickler is 1255409553. It was assigned to this individual provider in the NPPES registry on December 4, 2006.
Where is Don Zwickler located?
Don Zwickler practices at 5B Medical Park Dr, Pomona, NY 10970. The listed phone number is (845) 362-3111.
What is Don Zwickler's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.
Is Don Zwickler enrolled in Medicare?
Yes. Don Zwickler 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 organization bills Medicare for Don Zwickler's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Don Zwickler reassigns Medicare benefits to Endocrine Associates Of Rockland, LLP (Pomona, NY). The 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 Don Zwickler's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Don Zwickler affiliated with any hospitals?
According to CMS data, Don Zwickler is affiliated with Monmouth Medical Center-Southern Campus and Good Samaritan Hospital Of Suffern.
When was this NPI record last updated?
The NPPES record for Don Zwickler was last updated on May 7, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.