Gregory Katsaros, D.C.
NPI 1235136946 · Chiropractor · Tempe, AZ
Enrolled with Medicare as Practitioner - Chiropractic · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Katsaros, D.C. is a Chiropractor provider in Tempe, AZ (NPI 1235136946).
Provider details
- NPI number
- 1235136946
- Entity type
- Individual
- Primary specialty
- ChiropractorChiropractic Providers
- Credential
- D.C.
- Sex
- Male
- Sole proprietor
- Yes
- License
- DC5311 (AZ)
Specialties & taxonomies
Chiropractic Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-07-07
- Last updated
- 2016-03-11
Frequently asked questions
- What is Gregory Katsaros's NPI number?
- Gregory Katsaros's National Provider Identifier (NPI) is 1235136946, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Katsaros's specialty?
- Gregory Katsaros is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).
- Where is Gregory Katsaros located?
- Gregory Katsaros's practice location on file with NPPES is 1050 E Southern Ave, Tempe, AZ 85282-5483.
- What is Gregory Katsaros's phone number?
- The practice phone number listed in the NPPES registry for Gregory Katsaros is (480) 858-1868.
- Does Gregory Katsaros accept Medicare?
- Gregory Katsaros is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Katsaros's NPI active?
- Yes — Gregory Katsaros's NPI (1235136946) is active in the NPPES registry as of the last update on 2016-03-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.