RENEE CAROLINE FONTAINE DNP, FNP, PMHNP
NPI 1740988666
Nurse Practitioner - Psychiatric/Mental Health in Stamford, CT
About Renee Caroline Fontaine Dnp, Fnp, Pmhnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RENEE CAROLINE FONTAINE DNP, FNP, PMHNP (NPI 1740988666) is an individual psychiatric/mental health provider in Stamford, Connecticut, licensed in Connecticut (11399) and active in the NPI registry since February 2023. She is enrolled in Medicare PECOS, maintains a secondary practice location in Riverside, and is a graduate of Other (2025).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 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
Renee Caroline Fontaine Dnp, Fnp, Pmhnp 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 Renee Fontaine reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Stamford, CT 06905
- Reassigned Medicare billing, Connecticut and New York enrollments
- 6 clinicians in this Medicare group
Rocky Hill, CT 06067
- Reassigned Medicare billing, Connecticut enrollment
- 124 clinicians in this Medicare group
Rocky Hill, CT 06067
- Reassigned Medicare billing, Connecticut enrollment
- 62 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 4
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 06905 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 4
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
STAMFORD, CT 06905
STAMFORD, CT 06905
STAMFORD, CT 06905
STAMFORD, CT 06905
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 Renee Fontaine's NPI number?
The NPI number for Renee Fontaine is 1740988666. It was assigned to this individual provider in the NPPES registry on February 20, 2023.
Where is Renee Fontaine located?
Renee Fontaine practices at 1055 Summer St Ste 2, Stamford, CT 06905. The listed phone number is (203) 504-9758.
What is Renee Fontaine's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Renee Fontaine enrolled in Medicare?
Yes. Renee Fontaine 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 Renee Fontaine's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Renee Fontaine reassigns Medicare benefits to 3 organizations: Evolve Brain Health LLC (Stamford, CT), Mc Diagnostic Of Connecticut, P.C. (Rocky Hill, CT) and Minuteclinic Primary Care Connecticut PLLC (Rocky Hill, 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 Renee Fontaine's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Renee Fontaine accept?
Health plans from Anthem Blue Cross and Blue Shield list Renee Fontaine 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 Renee Fontaine was last updated on August 27, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months 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.
# Renee Caroline Fontaine, DNP, FNP, PMHNP · NPI 1740988666
Psychiatric/Mental Health physician in Stamford, Connecticut. Individual provider, active in the CMS NPPES registry since February 20, 2023.
## Identity
- **NPI:** 1740988666 (Entity type: Individual)
- **Enumerated:** February 20, 2023
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** 11399 (Connecticut)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1055 SUMMER ST STE 2, Stamford, CT 06905-5527
- **Phone:** (203) 504-9758 · **Fax:** (203) 547-4914
## 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): Evolve Brain Health LLC (NPI 1740916105, Stamford, CT); Mc Diagnostic Of Connecticut, P.C. (NPI 1386821932, Rocky Hill, CT); Minuteclinic Primary Care Connecticut PLLC (NPI 1548076086, Rocky Hill, CT) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2025
## Record status
- **NPPES last updated:** August 27, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1740988666) · Data from the CMS NPPES public registry.