ANN LOUISE SLABOSKY RN, NP
NPI 1427450329
Nurse Practitioner - Psychiatric/Mental Health in Brooklyn, NY
About Ann Louise Slabosky Rn, Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANN LOUISE SLABOSKY RN, NP (NPI 1427450329) is an individual psychiatric/mental health provider in Brooklyn, New York, licensed in New York (406692) and active in the NPI registry since September 2014. She is enrolled in Medicare PECOS, is affiliated with New York-presbyterian Hospital, and maintains a secondary practice location in New York.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
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
Ann Louise Slabosky Rn, Np 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 Ann Slabosky reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Brooklyn, NY 11215
- Reassigned Medicare billing, New York enrollment
- 1,029 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
New York-Presbyterian Hospital
Acute Care Hospitals · New York, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11201 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 2
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 Ann Slabosky's NPI number?
The NPI number for Ann Slabosky is 1427450329. It was assigned to this individual provider in the NPPES registry on September 23, 2014.
Where is Ann Slabosky located?
Ann Slabosky practices at 151 Lawrence St Fl 3, Brooklyn, NY 11201. The listed phone number is (212) 553-6800.
What is Ann Slabosky's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Ann Slabosky enrolled in Medicare?
Yes. Ann Slabosky 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 Ann Slabosky's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ann Slabosky reassigns Medicare benefits to Kings Physician Services, PC (Brooklyn, NY). 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 Ann Slabosky's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Ann Slabosky affiliated with any hospitals?
According to CMS data, Ann Slabosky is affiliated with New York-Presbyterian Hospital.
When was this NPI record last updated?
The NPPES record for Ann Slabosky was last updated on May 5, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.
# Ann Louise Slabosky, RN, NP · NPI 1427450329
Psychiatric/Mental Health physician in Brooklyn, New York. Individual provider, active in the CMS NPPES registry since September 23, 2014.
## Identity
- **NPI:** 1427450329 (Entity type: Individual)
- **Enumerated:** September 23, 2014
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** 406692 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 151 LAWRENCE ST FL 3, Brooklyn, NY 11201-5240
- **Phone:** (212) 553-6800
## 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:** Kings Physician Services, PC (NPI 1083045090, Brooklyn, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2024
## Record status
- **NPPES last updated:** May 5, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1427450329) · Data from the CMS NPPES public registry.