AMY BIERBAUM FNP-BC
NPI 1235503608
Nurse Practitioner - Family in Middletown, CT
About Amy Bierbaum Fnp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
AMY BIERBAUM FNP-BC (NPI 1235503608) is an individual family provider in Middletown, Connecticut, licensed in Connecticut (6383) and active in the NPI registry since November 2015. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Amy Bierbaum Fnp-bc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Amy Bierbaum reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Middletown, CT 06457
- Reassigned Medicare billing, Connecticut enrollment
- 178 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 06457 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.
MIDDLETOWN, CT 06457
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 Amy Bierbaum's NPI number?
The NPI number for Amy Bierbaum is 1235503608. It was assigned to this individual provider in the NPPES registry on November 22, 2015.
Where is Amy Bierbaum located?
Amy Bierbaum practices at 28 Crescent St, Middletown, CT 06457. The listed phone number is (860) 358-6939.
What is Amy Bierbaum's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Amy Bierbaum enrolled in Medicare?
Yes. Amy Bierbaum is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Amy Bierbaum's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Amy Bierbaum reassigns Medicare benefits to Middlesex Hospital (Middletown, 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 Amy Bierbaum'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 Amy Bierbaum was last updated on October 8, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Amy Bierbaum, FNP-BC · NPI 1235503608
Family physician in Middletown, Connecticut. Individual provider, active in the CMS NPPES registry since November 22, 2015.
## Identity
- **NPI:** 1235503608 (Entity type: Individual)
- **Enumerated:** November 22, 2015
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 6383 (Connecticut)
- **Sole proprietor:** No
## Practice location
- **Address:** 28 CRESCENT ST, Middletown, CT 06457-3654
- **Phone:** (860) 358-6939
## 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:** Middlesex Hospital (NPI 1972563138, Middletown, CT), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 8, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1235503608) · Data from the CMS NPPES public registry.