Thomas Grillot, M.D.
NPI 1578978243 · Diagnostic Radiology Physician · Nashville, TN
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Grillot, M.D. is a Diagnostic Radiology Physician provider in Nashville, TN (NPI 1578978243).
Provider details
- NPI number
- 1578978243
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 94-08730 (KS)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
12 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
4,827 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 | 536 | $8 |
| X-Ray of Chest, 2 Views71046 | 297 | $10 |
| Dxa Bone Density Measurement of Hip, Pelvis, Spine77080 | 266 | $9 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 244 | $84 |
| Ct Scan Head Or Brain Without Contrast70450 | 217 | $38 |
| X-Ray of Knee, 3 Views73562 | 133 | $9 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-06-21
- Last updated
- 2019-05-14
Frequently asked questions
- What is Thomas Grillot's NPI number?
- Thomas Grillot's National Provider Identifier (NPI) is 1578978243, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Grillot's specialty?
- Thomas Grillot is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Grillot located?
- Thomas Grillot's practice location on file with NPPES is 1161 21st Ave S Ste Ccc 1118, Nashville, TN 37232-3124.
- What is Thomas Grillot's phone number?
- The practice phone number listed in the NPPES registry for Thomas Grillot is (615) 343-1188.
- Does Thomas Grillot accept Medicare?
- Thomas Grillot is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Grillot's NPI active?
- Yes — Thomas Grillot's NPI (1578978243) is active in the NPPES registry as of the last update on 2019-05-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.