John Block, MD
NPI 1043302466 · Diagnostic Radiology Physician · Nashville, TN
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Block, MD is a Diagnostic Radiology Physician provider in Nashville, TN (NPI 1043302466).
Provider details
- NPI number
- 1043302466
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD28990 (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
6 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
9,280 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 Knee, 3 Views73562 | 1,040 | $26 |
| X-Ray of Shoulder, Minimum of 2 Views73030 | 705 | $22 |
| X-Ray of Hip, 2-3 Views73502 | 553 | $30 |
| X-Ray of Foot, Minimum of 3 Views73630 | 526 | $22 |
| X-Ray of Lower and Sacral Spine, 2-3 Views72100 | 361 | $25 |
| Mri Scan of Leg Joint Without Contrast73721 | 336 | $122 |
| X-Ray of Knee, 4 Or More Views |
Practice location
Mailing address
Additional practice locations (5)
- 2009 Mallory Ln Ste 150Franklin, TN 37067-2872Phone: (615) 771-8668
- 4525 Harding Pike Ste 102Nashville, TN 37205-2145Phone: (615) 463-3034
- 719 Thompson Ln Ste 23300Nashville, TN 37204-4686Phone: (615) 936-3603
- 337 22nd Ave NNashville, TN 37203-1840Phone: (615) 327-1500
- 1909 Acklen AveNashville, TN 37212-3713Phone: (615) 777-9729
Registry dates
- Enumerated
- 2006-09-30
- Last updated
- 2022-03-22
- Certified
- 2022-03-22
Frequently asked questions
- What is John Block's NPI number?
- John Block's National Provider Identifier (NPI) is 1043302466, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Block's specialty?
- John Block is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is John Block located?
- John Block's practice location on file with NPPES is 3601 Tvc, Nashville, TN 37232-0001.
- What is John Block's phone number?
- The practice phone number listed in the NPPES registry for John Block is (615) 322-3000.
- Does John Block accept Medicare?
- John Block is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Block's NPI active?
- Yes — John Block's NPI (1043302466) is active in the NPPES registry as of the last update on 2022-03-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.