SARAH P ELFSTROM LCSW
NPI 1235566183
Social Worker - Clinical in Cortland, NY
About Sarah P Elfstrom Lcsw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SARAH P ELFSTROM LCSW (NPI 1235566183) is an individual clinical provider in Cortland, New York, licensed in New York (080961-01) and active in the NPI registry since October 2013. She is enrolled in Medicare PECOS and is a graduate of Other (2007).
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
Sarah P Elfstrom Lcsw 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
3Medicare enrollment records show Sarah Elfstrom reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Ithaca, NY 14850
- Reassigned Medicare billing, New York enrollment
- 328 clinicians in this Medicare group
Brooklyn, NY 11201
- Reassigned Medicare billing, New York enrollment
- 457 clinicians in this Medicare group
Brooklyn, NY 11235
- Reassigned Medicare billing, New York enrollment
- 436 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
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 13045 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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 Sarah Elfstrom's NPI number?
The NPI number for Sarah Elfstrom is 1235566183. It was assigned to this individual provider in the NPPES registry on October 8, 2013.
Where is Sarah Elfstrom located?
Sarah Elfstrom practices at 260 Tompkins St, Cortland, NY 13045. The listed phone number is (607) 756-9941.
What is Sarah Elfstrom's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Sarah Elfstrom enrolled in Medicare?
Yes. Sarah Elfstrom 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 Sarah Elfstrom's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sarah Elfstrom reassigns Medicare benefits to 3 organizations: Cayuga Medical Associates, PC (Ithaca, NY), Che Senior Psychological Services, PC (Brooklyn, NY) and Knapp Street Psychiatry, PC (Brooklyn, NY). 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 Sarah Elfstrom'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 Sarah Elfstrom was last updated on April 29, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Sarah P Elfstrom, LCSW · NPI 1235566183
Clinical provider in Cortland, New York. Individual provider, active in the CMS NPPES registry since October 8, 2013.
## Identity
- **NPI:** 1235566183 (Entity type: Individual)
- **Enumerated:** October 8, 2013
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **State license:** 080961-01 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 260 TOMPKINS ST, Cortland, NY 13045-3393
- **Phone:** (607) 756-9941
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Cayuga Medical Associates, PC (NPI 1679525455, Ithaca, NY); Che Senior Psychological Services, PC (NPI 1023078219, Brooklyn, NY); Knapp Street Psychiatry, PC (NPI 1043248776, Brooklyn, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2007
## Record status
- **NPPES last updated:** April 29, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1235566183) · Data from the CMS NPPES public registry.