JEFFREY MARK KAGAN M.D.
NPI 1003886193
Internal Medicine in Newington, CT
About Jeffrey Mark Kagan M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JEFFREY MARK KAGAN M.D. (NPI 1003886193) is an individual internal medicine provider in Newington, Connecticut, licensed in Connecticut (030937) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1988).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 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 and accepts Medicare assignment
Jeffrey Mark Kagan 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 Reassignments
2Medicare enrollment records show Jeffrey Kagan reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Hartford, CT 06106
- Reassigned Medicare billing, Connecticut enrollment
- 1,921 clinicians in this Medicare group
Wethersfield, CT 06109
- Reassigned Medicare billing, Connecticut enrollment
- 747 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 10
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 06111 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 7
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 9
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NEWINGTON, CT 06111
NEWINGTON, CT 06111
NEWINGTON, CT 06111
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 Jeffrey Kagan's NPI number?
The NPI number for Jeffrey Kagan is 1003886193. It was assigned to this individual provider in the NPPES registry on January 23, 2006.
Where is Jeffrey Kagan located?
Jeffrey Kagan practices at 365 Willard Ave Suite 2-D, Newington, CT 06111. The listed phone number is (860) 665-1571.
What is Jeffrey Kagan's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Jeffrey Kagan enrolled in Medicare?
Yes. Jeffrey Kagan 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 Jeffrey Kagan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jeffrey Kagan reassigns Medicare benefits to 2 organizations: Hartford Healthcare Medical Group Specialists, PLLC (Hartford, CT) and Hartford Healthcare Medical Group, Inc (Wethersfield, CT). 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 Jeffrey Kagan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Jeffrey Kagan accept?
Health plans from Anthem Blue Cross and Blue Shield list Jeffrey Kagan 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 Jeffrey Kagan was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Jeffrey Mark Kagan, M.D. · NPI 1003886193
Internal Medicine physician in Newington, Connecticut. Individual provider, active in the CMS NPPES registry since January 23, 2006.
## Identity
- **NPI:** 1003886193 (Entity type: Individual)
- **Enumerated:** January 23, 2006
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 030937 (Connecticut)
- **Sole proprietor:** No
## Practice location
- **Address:** 365 WILLARD AVE, SUITE 2-D, Newington, CT 06111-2373
- **Phone:** (860) 665-1571 · **Fax:** (860) 667-3668
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Hartford Healthcare Medical Group Specialists, PLLC (NPI 1023584216, Hartford, CT); Hartford Healthcare Medical Group, Inc (NPI 1043561301, Wethersfield, CT) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1988
## Record status
- **NPPES last updated:** July 8, 2007
- **Other identifiers:** Medicaid 001309378 (CT); Medicare UPIN E66144 (CT); Medicare ID-Type Unspecified 110007914 (CT)
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Source: [NPI Profile](https://npiprofile.com/npi/1003886193) · Data from the CMS NPPES public registry.