ESTHER M MERVIL APRN
NPI 1023397510
Nurse Practitioner - Family in Bridgeport, CT
About Esther M Mervil Aprn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ESTHER M MERVIL APRN (NPI 1023397510) is an individual family provider in Bridgeport, Connecticut, licensed in Connecticut (04741) and active in the NPI registry since August 2011. She is enrolled in Medicare PECOS and is a graduate of Other (2011).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 1
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
Esther M Mervil Aprn 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
3Medicare enrollment records show Esther Mervil reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Bridgeport, CT 06608
- Reassigned Medicare billing, Connecticut enrollment
- 132 clinicians in this Medicare group
New Haven, CT 06519
- Reassigned Medicare billing, Connecticut enrollment
- 3,728 clinicians in this Medicare group
New Haven, CT 06504
- Reassigned Medicare billing, Connecticut enrollment
- 130 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
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 06608 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.
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 Esther Mervil's NPI number?
The NPI number for Esther Mervil is 1023397510. It was assigned to this individual provider in the NPPES registry on August 15, 2011.
Where is Esther Mervil located?
Esther Mervil practices at 471 Barnum Ave, Bridgeport, CT 06608. The listed phone number is (203) 333-6864.
What is Esther Mervil's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Esther Mervil enrolled in Medicare?
Yes. Esther Mervil 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 Esther Mervil's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Esther Mervil reassigns Medicare benefits to 3 organizations: Optimus Health Care Inc (Bridgeport, CT), Yale University (New Haven, CT) and Yale New Haven Hospital (New Haven, 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 Esther Mervil's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Esther Mervil accept?
Health plans from Anthem Blue Cross and Blue Shield list Esther Mervil 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 Esther Mervil was last updated on August 3, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Esther M Mervil, APRN · NPI 1023397510
Family physician in Bridgeport, Connecticut. Individual provider, active in the CMS NPPES registry since August 15, 2011.
## Identity
- **NPI:** 1023397510 (Entity type: Individual)
- **Enumerated:** August 15, 2011
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 04741 (Connecticut)
- **Sole proprietor:** No
## Practice location
- **Address:** 471 BARNUM AVE, Bridgeport, CT 06608-2409
- **Phone:** (203) 333-6864 · **Fax:** (203) 332-0376
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Optimus Health Care Inc (NPI 1669445946, Bridgeport, CT); Yale University (NPI 1124148887, New Haven, CT); Yale New Haven Hospital (NPI 1336139500, New Haven, CT) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2011
## Record status
- **NPPES last updated:** August 3, 2016
- **Other identifiers:** Other 04741 (CT)
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Source: [NPI Profile](https://npiprofile.com/npi/1023397510) · Data from the CMS NPPES public registry.