LEAH ELIZABETH WHELAN APRN
NPI 1134546989
Nurse Practitioner - Adult Health in New Haven, CT
About Leah Elizabeth Whelan Aprn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LEAH ELIZABETH WHELAN APRN (NPI 1134546989) is an individual adult health provider in New Haven, Connecticut, licensed in Connecticut (5566) and active in the NPI registry since March 2014. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Leah Elizabeth Whelan Aprn is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Leah Whelan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
New Haven, CT 06511
- Reassigned Medicare billing, Connecticut enrollment
- 149 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 06511 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 4
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 Leah Whelan's NPI number?
The NPI number for Leah Whelan is 1134546989. It was assigned to this individual provider in the NPPES registry on March 18, 2014.
Where is Leah Whelan located?
Leah Whelan practices at 1308 Chapel St, New Haven, CT 06511. The listed phone number is (203) 865-5111.
What is Leah Whelan's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.
Is Leah Whelan enrolled in Medicare?
Yes. Leah Whelan is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Leah Whelan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Leah Whelan reassigns Medicare benefits to Yale University (New Haven, CT). 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 Leah Whelan'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 Leah Whelan was last updated on August 27, 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.
# Leah Elizabeth Whelan, APRN · NPI 1134546989
Adult Health physician in New Haven, Connecticut. Individual provider, active in the CMS NPPES registry since March 18, 2014.
## Identity
- **NPI:** 1134546989 (Entity type: Individual)
- **Enumerated:** March 18, 2014
- **Primary specialty:** Nurse Practitioner - Adult Health · taxonomy 363LA2200X
- **State license:** 5566 (Connecticut)
- **Sole proprietor:** No
## Practice location
- **Address:** 1308 CHAPEL ST, New Haven, CT 06511-4515
- **Phone:** (203) 865-5111
## 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:** Yale University (NPI 1093862740, New Haven, CT), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 27, 2015
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Source: [NPI Profile](https://npiprofile.com/npi/1134546989) · Data from the CMS NPPES public registry.