ZACHARY F KORWIN
NPI 1669886123
Dentist in Stratford, CT
About Zachary F Korwin NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ZACHARY F KORWIN (NPI 1669886123) is an individual dentist in Stratford, Connecticut, licensed in New Jersey (22DI02570400) and active in the NPI registry since June 2014. He is enrolled in Medicare PECOS and is a graduate of Other (2014).
NPPES Registry Identity
Specialties & Licenses 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
Zachary F Korwin 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 Zachary Korwin reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Bethany, CT 06524
- Reassigned Medicare billing, Connecticut enrollment
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 06614 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 6
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 Zachary Korwin's NPI number?
The NPI number for Zachary Korwin is 1669886123. It was assigned to this individual provider in the NPPES registry on June 12, 2014.
Where is Zachary Korwin located?
Zachary Korwin practices at 4949 Main St, Stratford, CT 06614. The listed phone number is (848) 459-2584.
What is Zachary Korwin's specialty?
The primary specialty registered for this NPI is Dentist with taxonomy code 122300000X.
Is Zachary Korwin enrolled in Medicare?
Yes. Zachary Korwin 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 Zachary Korwin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Zachary Korwin reassigns Medicare benefits to Sleep Connecticut PLLC (Bethany, CT). 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 Zachary Korwin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Zachary Korwin accept?
Health plans from Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and Renaissance Dental list Zachary Korwin 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 Zachary Korwin was last updated on May 25, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Zachary F Korwin · NPI 1669886123
Dentist provider in Stratford, Connecticut. Individual provider, active in the CMS NPPES registry since June 12, 2014.
## Identity
- **NPI:** 1669886123 (Entity type: Individual)
- **Enumerated:** June 12, 2014
- **Primary specialty:** Dentist · taxonomy 122300000X
- **State license:** 22DI02570400 (New Jersey)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 4949 MAIN ST, Stratford, CT 06614-1613
- **Phone:** (848) 459-2584
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** Sleep Connecticut PLLC (NPI 1588418677, Bethany, CT), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2014
## Record status
- **NPPES last updated:** May 25, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1669886123) · Data from the CMS NPPES public registry.