MAIRIN HALEY
NPI 1508444639
Internal Medicine in Broomall, PA
About Mairin Haley NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MAIRIN HALEY (NPI 1508444639) is an individual internal medicine provider in Broomall, Pennsylvania, licensed in Pennsylvania (MD484483) and active in the NPI registry since March 2021. She is enrolled in Medicare PECOS, is affiliated with Bryn Mawr Hospital, and maintains a secondary practice location in Wynnewood.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Accepted Insurance
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
Mairin Haley 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 Mairin Haley reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Newtown Square, PA 19073
- Reassigned Medicare billing, Pennsylvania enrollment
- 1,638 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 5
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.
Hospital Affiliations CMS Care Compare 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Bryn Mawr Hospital
Acute Care Hospitals · Bryn Mawr, PAPaoli Hospital
Acute Care Hospitals · Paoli, PAMain Line Hospital Lankenau
Acute Care Hospitals · Wynnewood, PARiddle Memorial Hospital
Acute Care Hospitals · Media, PAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 19008 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 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 Mairin Haley's NPI number?
The NPI number for Mairin Haley is 1508444639. It was assigned to this individual provider in the NPPES registry on March 30, 2021.
Where is Mairin Haley located?
Mairin Haley practices at 1991 Sproul Rd Ste 140, Broomall, PA 19008. The listed phone number is (610) 625-0309.
What is Mairin Haley's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Mairin Haley enrolled in Medicare?
Yes. Mairin Haley 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 Mairin Haley's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mairin Haley reassigns Medicare benefits to Main Line Healthcare (Newtown Square, PA). 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 Mairin Haley's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mairin Haley accept?
Health plans from Highmark Blue Cross Blue Shield Delaware list Mairin Haley as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Mairin Haley affiliated with any hospitals?
According to CMS data, Mairin Haley is affiliated with Bryn Mawr Hospital, Paoli Hospital, Main Line Hospital Lankenau and Riddle Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Mairin Haley was last updated on June 28, 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.
# Mairin Haley · NPI 1508444639
Internal Medicine physician in Broomall, Pennsylvania. Individual provider, active in the CMS NPPES registry since March 30, 2021.
## Identity
- **NPI:** 1508444639 (Entity type: Individual)
- **Enumerated:** March 30, 2021
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** MD484483 (Pennsylvania)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1991 SPROUL RD STE 140, Broomall, PA 19008-3512
- **Phone:** (610) 625-0309
## 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:** Main Line Healthcare (NPI 1922077643, Newtown Square, PA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** George Washington University School Of Medicine, class of 2021
## Record status
- **NPPES last updated:** June 28, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1508444639) · Data from the CMS NPPES public registry.