Christos Vassiliou, DO
NPI 1053567784 · Diagnostic Radiology Physician · Tulsa, OK
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christos Vassiliou, DO is a Diagnostic Radiology Physician provider in Tulsa, OK (NPI 1053567784).
Provider details
- NPI number
- 1053567784
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 4441 (OK)
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
17 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,979 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 | 758 | $8 |
| Screening Mammography77067 | 215 | $34 |
| Ct Scan Head Or Brain Without Contrast70450 | 182 | $37 |
| Screening 3d Breast Mammography77063 | 165 | $27 |
| X-Ray of Chest, 2 Views71046 | 108 | $10 |
| Ct Scan of Chest Without Contrast71250 | 102 | $48 |
| X-Ray of Abdomen, 1 View74018 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-08-13
- Last updated
- 2010-08-16
Frequently asked questions
- What is Christos Vassiliou's NPI number?
- Christos Vassiliou's National Provider Identifier (NPI) is 1053567784, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christos Vassiliou's specialty?
- Christos Vassiliou is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Christos Vassiliou located?
- Christos Vassiliou's practice location on file with NPPES is 4500 S Garnett Rd, Tulsa, OK 74146-5229.
- What is Christos Vassiliou's phone number?
- The practice phone number listed in the NPPES registry for Christos Vassiliou is (918) 728-6194.
- Does Christos Vassiliou accept Medicare?
- Christos Vassiliou is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christos Vassiliou's NPI active?
- Yes — Christos Vassiliou's NPI (1053567784) is active in the NPPES registry as of the last update on 2010-08-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.