ADRIANNA SIENKIEWICZ LPC
NPI 1891574232
Counselor - Professional in Clifton, NJ
About Adrianna Sienkiewicz Lpc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ADRIANNA SIENKIEWICZ LPC (NPI 1891574232) is an individual professional provider in Clifton, New Jersey, licensed in New Jersey (37PC01153900) and active in the NPI registry since September 2023. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2012).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 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
Adrianna Sienkiewicz Lpc 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 Adrianna Sienkiewicz reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Rochelle Park, NJ 07662
- Reassigned Medicare billing, New Jersey enrollment
- 19 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 6
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 Adrianna Sienkiewicz's NPI number?
The NPI number for Adrianna Sienkiewicz is 1891574232. It was assigned to this individual provider in the NPPES registry on September 25, 2023.
Where is Adrianna Sienkiewicz located?
Adrianna Sienkiewicz practices at 1135 Clifton Ave Ste 207, Clifton, NJ 07013. The listed phone number is (973) 988-4241.
What is Adrianna Sienkiewicz's specialty?
The primary specialty registered for this NPI is Counselor, specializing in Professional, with taxonomy code 101YP2500X.
Is Adrianna Sienkiewicz enrolled in Medicare?
Yes. Adrianna Sienkiewicz 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 Adrianna Sienkiewicz's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Adrianna Sienkiewicz reassigns Medicare benefits to Center Of Revitalizing Psychiatry, P.C. (Rochelle Park, NJ). 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 Adrianna Sienkiewicz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Adrianna Sienkiewicz accept?
Health plans from Oscar Health list Adrianna Sienkiewicz 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 Adrianna Sienkiewicz was last updated on April 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Adrianna Sienkiewicz, LPC · NPI 1891574232
Professional provider in Clifton, New Jersey. Individual provider, active in the CMS NPPES registry since September 25, 2023.
## Identity
- **NPI:** 1891574232 (Entity type: Individual)
- **Enumerated:** September 25, 2023
- **Primary specialty:** Counselor - Professional · taxonomy 101YP2500X
- **State license:** 37PC01153900 (New Jersey)
- **Sole proprietor:** No
## Practice location
- **Address:** 1135 CLIFTON AVE STE 207, Clifton, NJ 07013-3643
- **Phone:** (973) 988-4241
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Center Of Revitalizing Psychiatry, P.C. (NPI 1356497960, Rochelle Park, NJ), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2012
## Record status
- **NPPES last updated:** April 20, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1891574232) · Data from the CMS NPPES public registry.