DR. BONNIE SUZANNE MACKENZIE MD
NPI 1275790958
Pediatrics in New London, CT
About Dr. Bonnie Suzanne Mackenzie Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. BONNIE SUZANNE MACKENZIE MD (NPI 1275790958) is an individual pediatrics provider in New London, Connecticut, licensed in Rhode Island (MD13276) and active in the NPI registry since May 2008. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Bonnie Suzanne Mackenzie Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Bonnie Mackenzie reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
New London, CT 06320
- Reassigned Medicare billing, Connecticut enrollment
- 65 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 06320 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NEW LONDON, CT 06320
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 Bonnie Mackenzie's NPI number?
The NPI number for Bonnie Mackenzie is 1275790958. It was assigned to this individual provider in the NPPES registry on May 20, 2008.
Where is Bonnie Mackenzie located?
Bonnie Mackenzie practices at 365 Montauk Ave, New London, CT 06320. The listed phone number is (860) 442-0711.
What is Bonnie Mackenzie's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Bonnie Mackenzie enrolled in Medicare?
Yes. Bonnie Mackenzie is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Bonnie Mackenzie's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Bonnie Mackenzie reassigns Medicare benefits to Lawrence And Memorial Hospital, Inc. (New London, 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 Bonnie Mackenzie's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Bonnie Mackenzie was last updated on July 9, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Dr. Bonnie Suzanne Mackenzie, MD · NPI 1275790958
Pediatrics physician in New London, Connecticut. Individual provider, active in the CMS NPPES registry since May 20, 2008.
## Identity
- **NPI:** 1275790958 (Entity type: Individual)
- **Enumerated:** May 20, 2008
- **Primary specialty:** Pediatrics · taxonomy 208000000X
- **State license:** MD13276 (Rhode Island)
- **Sole proprietor:** No
## Practice location
- **Address:** 365 MONTAUK AVE, New London, CT 06320-4700
- **Phone:** (860) 442-0711
## 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:** Lawrence And Memorial Hospital, Inc. (NPI 1073530879, New London, CT), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 9, 2013
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Source: [NPI Profile](https://npiprofile.com/npi/1275790958) · Data from the CMS NPPES public registry.