ERIKA SISK
NPI 1366846859
Nurse Practitioner - Family in White Plains, NY
About Erika Sisk NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ERIKA SISK (NPI 1366846859) is an individual family provider in White Plains, New York, licensed in New York (F339219) and active in the NPI registry since October 2014. She is enrolled in Medicare PECOS, maintains 4 additional practice locations, and is a graduate of Other (2014).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 4
Other Identifiers 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
Erika Sisk 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 Erika Sisk reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Rye Brook, NY 10573
- Reassigned Medicare billing, Connecticut and New York enrollments
- 186 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.
Areas of Expertise CMS Part B claims 12
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10604 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.
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 Erika Sisk's NPI number?
The NPI number for Erika Sisk is 1366846859. It was assigned to this individual provider in the NPPES registry on October 13, 2014.
Where is Erika Sisk located?
Erika Sisk practices at 210 Westchester Ave, White Plains, NY 10604. The listed phone number is (914) 681-3100.
What is Erika Sisk's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Erika Sisk enrolled in Medicare?
Yes. Erika Sisk 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 Erika Sisk's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Erika Sisk reassigns Medicare benefits to Westchester Medical Group, P.C. (Rye Brook, 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 Erika Sisk'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 Erika Sisk was last updated on December 10, 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.
# Erika Sisk · NPI 1366846859
Family physician in White Plains, New York. Individual provider, active in the CMS NPPES registry since October 13, 2014.
## Identity
- **NPI:** 1366846859 (Entity type: Individual)
- **Enumerated:** October 13, 2014
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** F339219 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 210 WESTCHESTER AVE, White Plains, NY 10604-2901
- **Phone:** (914) 681-3100 · **Fax:** (914) 682-6588
## 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:** Westchester Medical Group, P.C. (NPI 1881653822, Rye Brook, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2014
## Record status
- **NPPES last updated:** December 10, 2019
- **Other identifiers:** Medicaid 02663812 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1366846859) · Data from the CMS NPPES public registry.