ALLISON HALEY MD
NPI 1750898656
Pediatrics in Randallstown, MD
About Allison Haley Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALLISON HALEY MD (NPI 1750898656) is an individual pediatrics provider in Randallstown, Maryland, licensed in Maryland (D0097579) and active in the NPI registry since January 2018. She is enrolled in Medicare PECOS.
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)
Allison Haley Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Allison Haley reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Baltimore, MD 21201
- Reassigned Medicare billing, Maryland enrollment
- 213 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 21133 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 11
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
RANDALLSTOWN, MD 21133
RANDALLSTOWN, MD 21133
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 Allison Haley's NPI number?
The NPI number for Allison Haley is 1750898656. It was assigned to this individual provider in the NPPES registry on January 2, 2018.
Where is Allison Haley located?
Allison Haley practices at 3510 Brenbrook Dr, Randallstown, MD 21133. The listed phone number is (410) 837-2050.
What is Allison Haley's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Allison Haley enrolled in Medicare?
Yes. Allison Haley is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Allison Haley's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Allison Haley reassigns Medicare benefits to Chase Brexton Health Services, Inc. (Baltimore, MD). 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 Allison Haley'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 Allison Haley was last updated on January 11, 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.
# Allison Haley, MD · NPI 1750898656
Pediatrics physician in Randallstown, Maryland. Individual provider, active in the CMS NPPES registry since January 2, 2018.
## Identity
- **NPI:** 1750898656 (Entity type: Individual)
- **Enumerated:** January 2, 2018
- **Primary specialty:** Pediatrics · taxonomy 208000000X
- **State license:** D0097579 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 3510 BRENBROOK DR, Randallstown, MD 21133-4902
- **Phone:** (410) 837-2050
## 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:** Chase Brexton Health Services, Inc. (NPI 1588606305, Baltimore, MD), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 11, 2024
---
Source: [NPI Profile](https://npiprofile.com/npi/1750898656) · Data from the CMS NPPES public registry.