EVA RACHELLE ZIMMERMAN MD
NPI 1366008740
Internal Medicine in Westport, CT
About Eva Rachelle Zimmerman Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
EVA RACHELLE ZIMMERMAN MD (NPI 1366008740) is an individual internal medicine provider in Westport, Connecticut, licensed in Connecticut (72157) and active in the NPI registry since May 2019. She is enrolled in Medicare PECOS and is a graduate of Other (2019).
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
Eva Rachelle Zimmerman Md 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 Eva Zimmerman reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Danbury, CT 06810
- Reassigned Medicare billing, Connecticut enrollment
- 818 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 8
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 06880 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 2
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 20
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 Eva Zimmerman's NPI number?
The NPI number for Eva Zimmerman is 1366008740. It was assigned to this individual provider in the NPPES registry on May 12, 2019.
Where is Eva Zimmerman located?
Eva Zimmerman practices at 333 Post Rd W, Westport, CT 06880. The listed phone number is (203) 226-0731.
What is Eva Zimmerman's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Eva Zimmerman enrolled in Medicare?
Yes. Eva Zimmerman 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 Eva Zimmerman's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Eva Zimmerman reassigns Medicare benefits to Nuvance Health Medical Practice Ct, Inc. (Danbury, 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 Eva Zimmerman's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Eva Zimmerman accept?
Health plans from Anthem Blue Cross and Blue Shield list Eva Zimmerman 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 Eva Zimmerman was last updated on July 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Eva Rachelle Zimmerman, MD · NPI 1366008740
Internal Medicine physician in Westport, Connecticut. Individual provider, active in the CMS NPPES registry since May 12, 2019.
## Identity
- **NPI:** 1366008740 (Entity type: Individual)
- **Enumerated:** May 12, 2019
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 72157 (Connecticut)
- **Sole proprietor:** No
## Practice location
- **Address:** 333 POST RD W, Westport, CT 06880-4754
- **Phone:** (203) 226-0731
## 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:** Nuvance Health Medical Practice Ct, Inc. (NPI 1407898117, Danbury, CT), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** July 21, 2022
---
Source: [NPI Profile](https://npiprofile.com/npi/1366008740) · Data from the CMS NPPES public registry.