SYLVIA MROCZKO
NPI 1023656691
Social Worker in Plainville, CT
About Sylvia Mroczko NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SYLVIA MROCZKO (NPI 1023656691) is an individual social worker in Plainville, Connecticut and active in the NPI registry since December 2019. She is enrolled in Medicare PECOS and is a graduate of Other (2019).
NPPES Registry Identity
Specialties & Licenses
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
Sylvia Mroczko 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
2Medicare enrollment records show Sylvia Mroczko reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New Britain, CT 06052
- Reassigned Medicare billing, Connecticut enrollment
- 745 clinicians in this Medicare group
Meriden, CT 06451
- Reassigned Medicare billing, Connecticut enrollment
- 505 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.
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.
PLAINVILLE, CT 06062
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 Sylvia Mroczko's NPI number?
The NPI number for Sylvia Mroczko is 1023656691. It was assigned to this individual provider in the NPPES registry on December 14, 2019.
Where is Sylvia Mroczko located?
Sylvia Mroczko practices at 74 East St, Plainville, CT 06062. The listed phone number is (860) 793-3500.
What is Sylvia Mroczko's specialty?
The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.
Is Sylvia Mroczko enrolled in Medicare?
Yes. Sylvia Mroczko 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 Sylvia Mroczko's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sylvia Mroczko reassigns Medicare benefits to 2 organizations: The Hospital Of Central Connecticut At New Britain General And Bradley (New Britain, CT) and Midstate Medical Center (Meriden, 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 Sylvia Mroczko's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Sylvia Mroczko accept?
Health plans from Anthem Blue Cross and Blue Shield list Sylvia Mroczko 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 Sylvia Mroczko was last updated on December 14, 2019. 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.
# Sylvia Mroczko · NPI 1023656691
Social Worker provider in Plainville, Connecticut. Individual provider, active in the CMS NPPES registry since December 14, 2019.
## Identity
- **NPI:** 1023656691 (Entity type: Individual)
- **Enumerated:** December 14, 2019
- **Primary specialty:** Social Worker · taxonomy 104100000X
- **Sole proprietor:** No
## Practice location
- **Address:** 74 EAST ST, Plainville, CT 06062-2367
- **Phone:** (860) 793-3500
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): The Hospital Of Central Connecticut At New Britain General And Bradley (NPI 1053477075, New Britain, CT); Midstate Medical Center (NPI 1154425288, Meriden, CT) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** December 14, 2019
---
Source: [NPI Profile](https://npiprofile.com/npi/1023656691) · Data from the CMS NPPES public registry.