ERIC ROYSTON DO
NPI 1235490194
Radiology - Diagnostic Radiology in Long Beach, CA
About Eric Royston Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ERIC ROYSTON DO (NPI 1235490194) is an individual diagnostic radiology provider in Long Beach, California, licensed in California (20A17746) and active in the NPI registry since June 2012. He is enrolled in Medicare PECOS, is affiliated with University Of Michigan Health System, and maintains 6 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 6
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)
Eric Royston Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
30Medicare enrollment records show Eric Royston reassigns Medicare billing to 30 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Long Beach, CA 90813
- Reassigned Medicare billing, California enrollment
- 1,939 clinicians in this Medicare group
Palos Verdes Estates, CA 90274
- Reassigned Medicare billing, California enrollment
- 102 clinicians in this Medicare group
Fountain Valley, CA 92708
- Reassigned Medicare billing, California enrollment
- 948 clinicians in this Medicare group
Fullerton, CA 92835
- Reassigned Medicare billing, California enrollment
- 53 clinicians in this Medicare group
Glendora, CA 91741
- Reassigned Medicare billing, Michigan enrollment
- 2 clinicians in this Medicare group
West Hills, CA 91307
- Reassigned Medicare billing, California and Michigan enrollments
- 68 clinicians in this Medicare group
Temecula, CA 92592
- Reassigned Medicare billing, California enrollment
- 124 clinicians in this Medicare group
Mojave, CA 93501
- Reassigned Medicare billing, California enrollment
- Also billed through NPI 1275538530 (California)
- 192 clinicians in this Medicare group
Tehachapi, CA 93561
- Reassigned Medicare billing, California enrollment
- 252 clinicians in this Medicare group
Bakersfield, CA 93301
- Reassigned Medicare billing, California enrollment
- 214 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 13
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
University Of Michigan Health System
Acute Care Hospitals · Ann Arbor, MIValley Hospital Medical Center
Acute Care Hospitals · Las Vegas, NVPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 90806 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.
LONG BEACH, CA 90806
LONG BEACH, CA 90806
LONG BEACH, CA 90806
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 Eric Royston's NPI number?
The NPI number for Eric Royston is 1235490194. It was assigned to this individual provider in the NPPES registry on June 6, 2012.
Where is Eric Royston located?
Eric Royston practices at 2801 Atlantic Ave, Long Beach, CA 90806. The listed phone number is (562) 933-1550.
What is Eric Royston's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Eric Royston enrolled in Medicare?
Yes. Eric Royston is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Eric Royston's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Eric Royston reassigns Medicare benefits to 30 organizations: County Of Los Angeles (Long Beach, CA), Modesto Radiological Medical Group, Inc (Palos Verdes Estates, CA), Memorialcare Medical Foundation (Fountain Valley, CA), St Jude Radiology Medical Group Inc (Fullerton, CA), Menalam Health Services PC (Glendora, CA) and 25 more organizations, listed in the Medicare section above. 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 Eric Royston's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Eric Royston accept?
Health plans from Blue Cross and Blue Shield of Oklahoma, Priority Health and UnitedHealthcare list Eric Royston 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 Eric Royston affiliated with any hospitals?
According to CMS data, Eric Royston is affiliated with University Of Michigan Health System and Valley Hospital Medical Center.
When was this NPI record last updated?
The NPPES record for Eric Royston was last updated on May 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Eric Royston, DO · NPI 1235490194
Diagnostic Radiology physician in Long Beach, California. Individual provider, active in the CMS NPPES registry since June 6, 2012.
## Identity
- **NPI:** 1235490194 (Entity type: Individual)
- **Enumerated:** June 6, 2012
- **Primary specialty:** Radiology - Diagnostic Radiology · taxonomy 2085R0202X
- **State license:** 20A17746 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 2801 ATLANTIC AVE, Long Beach, CA 90806-1701
- **Phone:** (562) 933-1550
## 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:** 30 organizations under Medicare reassignment (form CMS-855R): County Of Los Angeles (NPI 1568483766, Long Beach, CA); Modesto Radiological Medical Group, Inc (NPI 1861866022, Palos Verdes Estates, CA); Memorialcare Medical Foundation (NPI 1205167350, Fountain Valley, CA); St Jude Radiology Medical Group Inc (NPI 1649349705, Fullerton, CA); Menalam Health Services PC (NPI 1003779596, Glendora, CA); and 25 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Michigan State University College Of Osteopathic Medicine, class of 2012
## Record status
- **NPPES last updated:** May 6, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1235490194) · Data from the CMS NPPES public registry.