ROBERT J ALONSO MD
NPI 1548284011
Psychiatry & Neurology - Neurology in Indianapolis, IN
About Robert J Alonso Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ROBERT J ALONSO MD (NPI 1548284011) is an individual neurology provider in Indianapolis, Indiana, licensed in Indiana (01028536A) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Indiana University Health Bloomington Hospital, and maintains a secondary practice location in Indianapolis.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Other Identifiers 3
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
Robert J Alonso Md 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 Reassignments
2Medicare enrollment records show Robert Alonso reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Indianapolis, IN 46202
- Reassigned Medicare billing, Indiana enrollment
- 104 clinicians in this Medicare group
Indianapolis, IN 46202
- Reassigned Medicare billing, Indiana enrollment
- 5,212 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 2
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Indiana University Health Bloomington Hospital
Acute Care Hospitals · Bloomington, INIndiana University Health
Acute Care Hospitals · Indianapolis, INIndiana University Health North Hospital
Acute Care Hospitals · Carmel, INPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 46202 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.
INDIANAPOLIS, IN 46202
INDIANAPOLIS, IN 46202
INDIANAPOLIS, IN 46202
INDIANAPOLIS, IN 46202
INDIANAPOLIS, IN 46202
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 Alonso's NPI number?
The NPI number for Robert Alonso is 1548284011. It was assigned to this individual provider in the NPPES registry on July 27, 2006.
Where is Robert Alonso located?
Robert Alonso practices at 550 University Blvd, Indianapolis, IN 46202. The listed phone number is (317) 274-8800.
What is Robert Alonso's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.
Is Robert Alonso enrolled in Medicare?
Yes. Robert Alonso 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 organizations bill Medicare for Robert Alonso's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Robert Alonso reassigns Medicare benefits to 2 organizations: Indiana Clinic-Neurology, LLC (Indianapolis, IN) and Iu Health Medical Group, LLC (Indianapolis, IN). Each 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 Alonso's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Robert Alonso accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, AmeriHealth Caritas Next and Anthem Blue Cross and Blue Shield list Robert Alonso 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 Robert Alonso affiliated with any hospitals?
According to CMS data, Robert Alonso is affiliated with Indiana University Health Bloomington Hospital, Indiana University Health and Indiana University Health North Hospital.
When was this NPI record last updated?
The NPPES record for Robert Alonso was last updated on March 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Robert J Alonso, MD · NPI 1548284011
Neurology physician in Indianapolis, Indiana. Individual provider, active in the CMS NPPES registry since July 27, 2006.
## Identity
- **NPI:** 1548284011 (Entity type: Individual)
- **Enumerated:** July 27, 2006
- **Primary specialty:** Psychiatry & Neurology - Neurology · taxonomy 2084N0400X
- **State license:** 01028536A (Indiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 550 UNIVERSITY BLVD, Indianapolis, IN 46202-5149
- **Phone:** (317) 274-8800
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Indiana Clinic-Neurology, LLC (NPI 1578792271, Indianapolis, IN); Iu Health Medical Group, LLC (NPI 1326893777, Indianapolis, IN) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Indiana University School Of Medicine, class of 1978
## Record status
- **NPPES last updated:** March 16, 2025
- **Other identifiers:** Medicaid 100334090 (IN); Other 000000333467; Other P00747951 (IN)
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Source: [NPI Profile](https://npiprofile.com/npi/1548284011) · Data from the CMS NPPES public registry.