CHIEW-JEN ONG MD
NPI 1164058152
Radiology - Diagnostic Radiology in Indianapolis, IN
About Chiew-jen Ong Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHIEW-JEN ONG MD (NPI 1164058152) is an individual diagnostic radiology provider in Indianapolis, Indiana, licensed in Indiana (01096103A) and active in the NPI registry since March 2020. He is enrolled in Medicare PECOS, is affiliated with Indiana University Health Bloomington Hospital, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 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 and accepts Medicare assignment
Chiew-jen Ong 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
3Medicare enrollment records show Chiew-jen Ong reassigns Medicare billing to 3 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
- 279 clinicians in this Medicare group
Indianapolis, IN 46202
- Reassigned Medicare billing, Indiana enrollment
- 5,212 clinicians in this Medicare group
Maywood, IL 60153
- Reassigned Medicare billing, Illinois enrollment
- 1,138 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.
Hospital Affiliations CMS Care Compare 5
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, INIu Health West Hospital
Acute Care Hospitals · Avon, INIndiana University Health Tipton Hospital Inc
Critical Access Hospitals · Tipton, INCameron Memorial Community Hospital Inc
Critical Access Hospitals · Angola, 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 Chiew-jen Ong's NPI number?
The NPI number for Chiew-jen Ong is 1164058152. It was assigned to this individual provider in the NPPES registry on March 21, 2020.
Where is Chiew-jen Ong located?
Chiew-jen Ong practices at 550 University Blvd, Indianapolis, IN 46202. The listed phone number is (317) 274-0010.
What is Chiew-jen Ong's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Chiew-jen Ong enrolled in Medicare?
Yes. Chiew-jen Ong 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 Chiew-jen Ong's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Chiew-jen Ong reassigns Medicare benefits to 3 organizations: Indiana University Radiology Associates, Inc. (Indianapolis, IN), Iu Health Medical Group, LLC (Indianapolis, IN) and Loyola University Medical Center (Maywood, IL). 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 Chiew-jen Ong's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Chiew-jen Ong accept?
Health plans from Anthem Blue Cross and Blue Shield, CareSource and Oscar Health list Chiew-jen Ong 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 Chiew-jen Ong affiliated with any hospitals?
According to CMS data, Chiew-jen Ong is affiliated with Indiana University Health Bloomington Hospital, Indiana University Health, Iu Health West Hospital, Indiana University Health Tipton Hospital Inc and Cameron Memorial Community Hospital Inc.
When was this NPI record last updated?
The NPPES record for Chiew-jen Ong was last updated on October 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# Chiew-Jen Ong, MD · NPI 1164058152
Diagnostic Radiology physician in Indianapolis, Indiana. Individual provider, active in the CMS NPPES registry since March 21, 2020.
## Identity
- **NPI:** 1164058152 (Entity type: Individual)
- **Enumerated:** March 21, 2020
- **Primary specialty:** Radiology - Diagnostic Radiology · taxonomy 2085R0202X
- **State license:** 01096103A (Indiana)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 550 UNIVERSITY BLVD, Indianapolis, IN 46202-5149
- **Phone:** (317) 274-0010
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Indiana University Radiology Associates, Inc. (NPI 1336192665, Indianapolis, IN); Iu Health Medical Group, LLC (NPI 1326893777, Indianapolis, IN); Loyola University Medical Center (NPI 1336159961, Maywood, IL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** October 1, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1164058152) · Data from the CMS NPPES public registry.