DR. ROBERT EDWARD HALLIGAN JR. MD
NPI 1962516500
Internal Medicine - Addiction Medicine in Phoenix, AZ
About Dr. Robert Edward Halligan Jr. Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ROBERT EDWARD HALLIGAN JR. MD (NPI 1962516500) is an individual addiction medicine provider in Phoenix, Arizona, licensed in Arizona (AZ20797) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Robert Edward Halligan Jr. Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Robert Halligan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Chandler, AZ 85224
- Reassigned Medicare billing, Arizona enrollment
- 4 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 85012 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
PHOENIX, AZ 85012
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 Robert Halligan's NPI number?
The NPI number for Robert Halligan is 1962516500. It was assigned to this individual provider in the NPPES registry on August 19, 2006.
Where is Robert Halligan located?
Robert Halligan practices at 650 E Indian School Rd, Phoenix, AZ 85012. The listed phone number is (602) 200-2323.
What is Robert Halligan's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Addiction Medicine, with taxonomy code 207RA0401X.
Is Robert Halligan enrolled in Medicare?
Yes. Robert Halligan is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Robert Halligan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Robert Halligan reassigns Medicare benefits to East Valley Internal Medicine PC (Chandler, AZ). 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 Robert Halligan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Robert Halligan accept?
Health plans from Ambetter from Arizona Complete Health and Blue Cross Blue Shield of Arizona list Robert Halligan 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.
When was this NPI record last updated?
The NPPES record for Robert Halligan was last updated on August 2, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Dr. Robert Edward Halligan Jr., MD · NPI 1962516500
Addiction Medicine physician in Phoenix, Arizona. Individual provider, active in the CMS NPPES registry since August 19, 2006.
## Identity
- **NPI:** 1962516500 (Entity type: Individual)
- **Enumerated:** August 19, 2006
- **Primary specialty:** Internal Medicine - Addiction Medicine · taxonomy 207RA0401X
- **State license:** AZ20797 (Arizona)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 650 E INDIAN SCHOOL RD, Phoenix, AZ 85012-1839
- **Phone:** (602) 200-2323
## 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:** East Valley Internal Medicine PC (NPI 1104907039, Chandler, AZ), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 2, 2022
---
Source: [NPI Profile](https://npiprofile.com/npi/1962516500) · Data from the CMS NPPES public registry.