DR. GREGORY KATSAROS D.C.
NPI 1235136946
Chiropractor in Tempe, AZ
About Dr. Gregory Katsaros D.c. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. GREGORY KATSAROS D.C. (NPI 1235136946) is an individual chiropractor in Tempe, Arizona, licensed in Arizona (DC5311) and active in the NPI registry since July 2005. He is a graduate of Cleveland Chiropractic College - Los Angeles (1994).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 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
Dr. Gregory Katsaros D.c. 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 Reassignment
Medicare enrollment records show Gregory Katsaros reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Tempe, AZ 85282
- Reassigned Medicare billing, Arizona enrollment
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Other Providers at the Same Location NPPES 9
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
TEMPE, AZ 85282
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 Gregory Katsaros's NPI number?
The NPI number for Gregory Katsaros is 1235136946. It was assigned to this individual provider in the NPPES registry on July 7, 2005.
Where is Gregory Katsaros located?
Gregory Katsaros practices at 1050 E Southern Ave Ste 7, Tempe, AZ 85282. The listed phone number is (480) 858-1868.
What is Gregory Katsaros's specialty?
The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.
Is Gregory Katsaros enrolled in Medicare?
Yes. Gregory Katsaros 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 organization bills Medicare for Gregory Katsaros's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gregory Katsaros reassigns Medicare benefits to Integrative Pain Management, LLC (Tempe, AZ). The 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 Gregory Katsaros's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Gregory Katsaros accept?
Health plans from UnitedHealthcare list Gregory Katsaros 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.
When was this NPI record last updated?
The NPPES record for Gregory Katsaros was last updated on March 11, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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. Gregory Katsaros, D.C. · NPI 1235136946
Chiropractor provider in Tempe, Arizona. Individual provider, active in the CMS NPPES registry since July 7, 2005.
## Identity
- **NPI:** 1235136946 (Entity type: Individual)
- **Enumerated:** July 7, 2005
- **Primary specialty:** Chiropractor · taxonomy 111N00000X
- **State license:** DC5311 (Arizona)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1050 E SOUTHERN AVE, STE 7, Tempe, AZ 85282-5483
- **Phone:** (480) 858-1868 · **Fax:** (480) 858-1867
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** Integrative Pain Management, LLC (NPI 1194989715, Tempe, AZ), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Cleveland Chiropractic College - Los Angeles, class of 1994
## Record status
- **NPPES last updated:** March 11, 2016
- **Other identifiers:** Medicare ID-Type Unspecified 69570; Medicare UPIN U61904
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Source: [NPI Profile](https://npiprofile.com/npi/1235136946) · Data from the CMS NPPES public registry.