DR. ETHAN COLE ARNOLD DO
NPI 1265011100
Internal Medicine in Apo, AA
About Dr. Ethan Cole Arnold Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ETHAN COLE ARNOLD DO (NPI 1265011100) is an individual internal medicine provider in Apo, AA, licensed in Mississippi (31643) and active in the NPI registry since April 2021. He is enrolled in Medicare PECOS, is affiliated with Singing River Health System, and is a graduate of Alabama College Of Osteopathic Medicine (2021).
NPPES Registry Identity
Specialties & Licenses
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
Dr. Ethan Cole Arnold Do 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 Ethan Arnold reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Ocean Springs, MS 39564
- Reassigned Medicare billing, Mississippi enrollment
- 450 clinicians in this Medicare group
Gulfport, MS 39503
- Reassigned Medicare billing, Mississippi enrollment
- 298 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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Singing River Health System
Acute Care Hospitals · Pascagoula, MSSinging River Gulfport
Acute Care Hospitals · Gulfport, MSPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 39534 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Ethan Arnold's NPI number?
The NPI number for Ethan Arnold is 1265011100. It was assigned to this individual provider in the NPPES registry on April 7, 2021.
Where is Ethan Arnold located?
Ethan Arnold practices at Keesler Medical Center, 301 Fisher St, Biloxi, Ms, Apo, AA 39534. The listed phone number is (228) 376-2273.
What is Ethan Arnold's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Ethan Arnold enrolled in Medicare?
Yes. Ethan Arnold 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 Ethan Arnold's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ethan Arnold reassigns Medicare benefits to 2 organizations: Singing River Health System (Ocean Springs, MS) and Singing River Gulfport (Gulfport, MS). 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 Ethan Arnold's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ethan Arnold accept?
Health plans from Blue Cross and Blue Shield of Alabama and Oscar Health Plan, Inc. list Ethan Arnold 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 Ethan Arnold affiliated with any hospitals?
According to CMS data, Ethan Arnold is affiliated with Singing River Health System and Singing River Gulfport.
When was this NPI record last updated?
The NPPES record for Ethan Arnold was last updated on July 1, 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.
# Dr. Ethan Cole Arnold, DO · NPI 1265011100
Internal Medicine physician in Apo, AA. Individual provider, active in the CMS NPPES registry since April 7, 2021.
## Identity
- **NPI:** 1265011100 (Entity type: Individual)
- **Enumerated:** April 7, 2021
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 31643 (Mississippi)
- **Sole proprietor:** No
## Practice location
- **Address:** KEESLER MEDICAL CENTER, 301 FISHER ST, BILOXI, MS, Apo, AA 39534
- **Phone:** (228) 376-2273
## 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): Singing River Health System (NPI 1053528109, Ocean Springs, MS); Singing River Gulfport (NPI 1861010159, Gulfport, MS) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Alabama College Of Osteopathic Medicine, class of 2021
## Record status
- **NPPES last updated:** July 1, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1265011100) · Data from the CMS NPPES public registry.