John Ellzey, MD
NPI 1447365846 · Diagnostic Radiology Physician · Memphis, TN
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Ellzey, MD is a Diagnostic Radiology Physician provider in Memphis, TN (NPI 1447365846).
Provider details
- NPI number
- 1447365846
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 36589 (TN)
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
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
7,066 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 | 1,653 | $8 |
| X-Ray of Chest, 2 Views71046 | 299 | $15 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 270 | $80 |
| Ct Scan Head Or Brain Without Contrast70450 | 240 | $36 |
| X-Ray of Chest, 2 Views71046 | 222 | $10 |
| X-Ray of Abdomen, 1 View74018 | 204 | $8 |
| Mri Scan of Leg Joint Without Contrast |
Practice location
Mailing address
Additional practice locations (1)
- 7600 Wolf River Blvd Ste 200Germantown, TN 38138-1788Phone: (901) 747-1000Fax: (901) 747-1001
Registry dates
- Enumerated
- 2006-08-19
- Last updated
- 2022-01-28
- Certified
- 2022-01-28
Frequently asked questions
- What is John Ellzey's NPI number?
- John Ellzey's National Provider Identifier (NPI) is 1447365846, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Ellzey's specialty?
- John Ellzey is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is John Ellzey located?
- John Ellzey's practice location on file with NPPES is 6019 Walnut Grove, Memphis, TN 38120.
- What is John Ellzey's phone number?
- The practice phone number listed in the NPPES registry for John Ellzey is (901) 383-8860.
- Does John Ellzey accept Medicare?
- John Ellzey is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Ellzey's NPI active?
- Yes — John Ellzey's NPI (1447365846) is active in the NPPES registry as of the last update on 2022-01-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.