Stellios Karnezis, M.D.
NPI 1205152956 · Diagnostic Radiology Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stellios Karnezis, M.D. is a Diagnostic Radiology Physician provider in Los Angeles, CA (NPI 1205152956).
Provider details
- NPI number
- 1205152956
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A112377 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
16 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
6 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
4,531 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 767 | $9 |
| Ct Scan Head Or Brain Without Contrast70450 | 560 | $40 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 249 | $87 |
| Ct Scan of Upper Spine Without Contrast72125 | 248 | $47 |
| Ct Scan of Abdomen and Pelvis Without Contrast74176 | 173 | $84 |
| Ct Scan of Blood Vessels of Head With Contrast70496 | 157 | $83 |
Practice location
Mailing address
Additional practice locations (5)
- 4323 W Riverside DrBurbank, CA 91505-4044Phone: (818) 556-2700Fax: (818) 295-3450
- 335 N La Brea AveLos Angeles, CA 90036-2517Phone: (323) 634-3850Fax: (323) 938-9958
- 100 Ucla Medical Plz Ste 100Los Angeles, CA 90024-7000Phone: (310) 301-6800Fax: (310) 794-9035
- 1245 16th St Ste 110Santa Monica, CA 90404-1240Phone: (310) 301-6800Fax: (310) 794-1428
- 23388 Mulholland DrWoodland Hills, CA 91364-2733Phone: (818) 876-1050Fax: (818) 876-1026
Registry dates
- Enumerated
- 2010-04-19
- Last updated
- 2019-12-16
- Certified
- 2019-12-16
Frequently asked questions
- What is Stellios Karnezis's NPI number?
- Stellios Karnezis's National Provider Identifier (NPI) is 1205152956, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stellios Karnezis's specialty?
- Stellios Karnezis is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Stellios Karnezis located?
- Stellios Karnezis's practice location on file with NPPES is 757 Westwood Plz Ste 1621, Los Angeles, CA 90095-3075.
- What is Stellios Karnezis's phone number?
- The practice phone number listed in the NPPES registry for Stellios Karnezis is (310) 267-6708.
- Does Stellios Karnezis accept Medicare?
- Stellios Karnezis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stellios Karnezis's NPI active?
- Yes — Stellios Karnezis's NPI (1205152956) is active in the NPPES registry as of the last update on 2019-12-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.