ELLSWORTH PHYSICIAN SERVICES
NPI 1386220937
Pain Medicine - Interventional Pain Medicine in Mesa, AZ
About Ellsworth Physician Services NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ELLSWORTH PHYSICIAN SERVICES (NPI 1386220937) is a healthcare organization registered as an interventional pain medicine in Mesa, Arizona and active in the NPI registry since March 2021. The organization lists Armen Derian, Member, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Ellsworth Physician Services is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
3Medicare enrollment records show 3 clinicians reassign Medicare billing to Ellsworth Physician Services, which bills Medicare for the services they deliver. Of these, 1 practice at this address. They are listed nearest first.
Clinicians, nearest first (3)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Ellsworth Physician Services's NPI number?
The NPI number for Ellsworth Physician Services is 1386220937. It was assigned to this organization in the NPPES registry on March 23, 2021.
Where is Ellsworth Physician Services located?
Ellsworth Physician Services is located at 2919 S Ellsworth Rd Ste 109, Mesa, AZ 85212. The listed phone number is (480) 354-2008.
What is Ellsworth Physician Services's specialty?
The primary specialty registered for this NPI is Pain Medicine, specializing in Interventional Pain Medicine, with taxonomy code 208VP0014X.
Is Ellsworth Physician Services enrolled in Medicare?
Yes. Ellsworth Physician Services is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Ellsworth Physician Services?
According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians reassign their Medicare billing to Ellsworth Physician Services, in Family Practice, Interventional Pain Management and Physical Medicine and Rehabilitation. A 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 the clinician's services. Of these, 1 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Ellsworth Physician Services was last updated on July 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Ellsworth Physician Services · NPI 1386220937
Interventional Pain Medicine organization in Mesa, Arizona. Organization record, active in the CMS NPPES registry since March 23, 2021.
## Identity
- **NPI:** 1386220937 (Entity type: Organization)
- **Enumerated:** March 23, 2021
- **Primary specialty:** Pain Medicine - Interventional Pain Medicine · taxonomy 208VP0014X
- **Organization subpart:** No
- **Authorized official:** Armen Derian, MEMBER
## Practice location
- **Address:** 2919 S ELLSWORTH RD STE 109, Mesa, AZ 85212-2165
- **Phone:** (480) 354-2008 · **Fax:** (480) 907-1322
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 3 clinicians in 3 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Family Practice (1), Interventional Pain Management (1), Physical Medicine and Rehabilitation (1); 1 practice at this address · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 8, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1386220937) · Data from the CMS NPPES public registry.