CAITLIN SIERRA LIM NP
NPI 1942170345
Nurse Practitioner - Family in Whitestone, NY
About Caitlin Sierra Lim Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CAITLIN SIERRA LIM NP (NPI 1942170345) is an individual family provider in Whitestone, New York, licensed in New York (357367) and active in the NPI registry since November 2025. She is enrolled in Medicare PECOS and is a graduate of New York University School Of Medicine (2025).
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 (PECOS)
Caitlin Sierra Lim Np is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Caitlin Lim reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Florham Park, NJ 07932
- Reassigned Medicare billing, New York enrollment
- 19 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11357 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Caitlin Lim's NPI number?
The NPI number for Caitlin Lim is 1942170345. It was assigned to this individual provider in the NPPES registry on November 10, 2025.
Where is Caitlin Lim located?
Caitlin Lim practices at 14921 23rd Ave, Whitestone, NY 11357. The listed phone number is (917) 652-2611.
What is Caitlin Lim's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Caitlin Lim enrolled in Medicare?
Yes. Caitlin Lim is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Caitlin Lim's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Caitlin Lim reassigns Medicare benefits to New Jersey Medical Services Group, LLC (Florham Park, NJ). 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 Caitlin Lim'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 Caitlin Lim was last updated on November 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Caitlin Sierra Lim, NP · NPI 1942170345
Family physician in Whitestone, New York. Individual provider, active in the CMS NPPES registry since November 10, 2025.
## Identity
- **NPI:** 1942170345 (Entity type: Individual)
- **Enumerated:** November 10, 2025
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 357367 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 14921 23RD AVE, Whitestone, NY 11357-3613
- **Phone:** (917) 652-2611
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** New Jersey Medical Services Group, LLC (NPI 1962828277, Florham Park, NJ), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** New York University School Of Medicine, class of 2025
## Record status
- **NPPES last updated:** November 10, 2025
---
Source: [NPI Profile](https://npiprofile.com/npi/1942170345) · Data from the CMS NPPES public registry.