MS. ALEXA CHALMERS
NPI 1881065530
Social Worker in New York, NY
About Ms. Alexa Chalmers NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. ALEXA CHALMERS (NPI 1881065530) is an individual social worker in New York, New York, licensed in New York (095220-1) and active in the NPI registry since October 2015. She is enrolled in Medicare PECOS and is a graduate of Other (2015).
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
Ms. Alexa Chalmers 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 Alexa Chalmers reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Great Neck, NY 11021
- Reassigned Medicare billing, New York enrollment
- 9,353 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NEW YORK, NY 10029
NEW YORK, NY 10029
NEW YORK, NY 10029
NEW YORK, NY 10029
NEW YORK, NY 10029
NEW YORK, NY 10029
NEW YORK, NY 10029
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 Alexa Chalmers's NPI number?
The NPI number for Alexa Chalmers is 1881065530. It was assigned to this individual provider in the NPPES registry on October 7, 2015.
Where is Alexa Chalmers located?
Alexa Chalmers practices at 1 Gustave L Levy Place, New York, NY 10029. The listed phone number is (212) 241-6500.
What is Alexa Chalmers's specialty?
The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.
Is Alexa Chalmers enrolled in Medicare?
Yes. Alexa Chalmers 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 Alexa Chalmers's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alexa Chalmers reassigns Medicare benefits to North Shore-Lij Medical PC (Great Neck, 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 Alexa Chalmers'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 Alexa Chalmers was last updated on October 7, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Ms. Alexa Chalmers · NPI 1881065530
Social Worker provider in New York, New York. Individual provider, active in the CMS NPPES registry since October 7, 2015.
## Identity
- **NPI:** 1881065530 (Entity type: Individual)
- **Enumerated:** October 7, 2015
- **Primary specialty:** Social Worker · taxonomy 104100000X
- **State license:** 095220-1 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 1 GUSTAVE L LEVY PLACE, New York, NY 10029-6574
- **Phone:** (212) 241-6500
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** North Shore-Lij Medical PC (NPI 1053688572, Great Neck, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2015
## Record status
- **NPPES last updated:** October 7, 2015
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Source: [NPI Profile](https://npiprofile.com/npi/1881065530) · Data from the CMS NPPES public registry.