MARY KATE BARNES LMSW
NPI 1992403703
Social Worker in Staten Island, NY
About Mary Kate Barnes Lmsw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARY KATE BARNES LMSW (NPI 1992403703) is an individual social worker in Staten Island, New York, licensed in New York (113227-01) and active in the NPI registry since February 2023. She is enrolled in Medicare PECOS and is a graduate of Other (2021).
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 and accepts Medicare assignment
Mary Kate Barnes Lmsw 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 Mary Barnes reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Brooklyn, NY 11223
- Reassigned Medicare billing, New York enrollment
- 306 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.
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 Mary Barnes's NPI number?
The NPI number for Mary Barnes is 1992403703. It was assigned to this individual provider in the NPPES registry on February 21, 2023.
Where is Mary Barnes located?
Mary Barnes practices at 1000 Targee St Apt 4K, Staten Island, NY 10304. The listed phone number is (917) 922-9062.
What is Mary Barnes's specialty?
The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.
Is Mary Barnes enrolled in Medicare?
Yes. Mary Barnes 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 Mary Barnes's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Barnes reassigns Medicare benefits to Interborough Developmental And Consultation Center, Inc. (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 Mary Barnes'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 Mary Barnes was last updated on February 21, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Mary Kate Barnes, LMSW · NPI 1992403703
Social Worker provider in Staten Island, New York. Individual provider, active in the CMS NPPES registry since February 21, 2023.
## Identity
- **NPI:** 1992403703 (Entity type: Individual)
- **Enumerated:** February 21, 2023
- **Primary specialty:** Social Worker · taxonomy 104100000X
- **State license:** 113227-01 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 1000 TARGEE ST APT 4K, Staten Island, NY 10304-4472
- **Phone:** (917) 922-9062
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Interborough Developmental And Consultation Center, Inc. (NPI 1912867433, Brooklyn, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2021
## Record status
- **NPPES last updated:** February 21, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1992403703) · Data from the CMS NPPES public registry.