John Carroll, MD
NPI 1134119902 · Diagnostic Radiology Physician · Brentwood, TN
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Carroll, MD is a Diagnostic Radiology Physician provider in Brentwood, TN (NPI 1134119902).
Provider details
- NPI number
- 1134119902
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- D0059664 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
- Diagnostic Radiology Physician2085R0202X
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 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
957 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) |
|---|---|---|
| Mri Scan of Leg Joint Without Contrast73721 | 447 | $78 |
| Mri Scan of Arm Joint Without Contrast73221 | 275 | $77 |
| Ct Scan of Leg Without Contrast73700 | 99 | $48 |
| Mri Scan of Leg Without Contrast73718 | 74 | $75 |
| Ct Scan of Arm Without Contrast73200 | 28 | $48 |
| Mri Scan of Pelvis Without Contrast72195 | 20 | $83 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-10-24
- Last updated
- 2013-04-02
Frequently asked questions
- What is John Carroll's NPI number?
- John Carroll's National Provider Identifier (NPI) is 1134119902, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Carroll's specialty?
- John Carroll is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is John Carroll located?
- John Carroll's practice location on file with NPPES is 8 Cadillac Dr, Brentwood, TN 37027-5087.
- What is John Carroll's phone number?
- The practice phone number listed in the NPPES registry for John Carroll is (615) 376-7370.
- Does John Carroll accept Medicare?
- John Carroll is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Carroll's NPI active?
- Yes — John Carroll's NPI (1134119902) is active in the NPPES registry as of the last update on 2013-04-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.