Grant Ordiway, DO
NPI 1467448886 · Diagnostic Radiology Physician · Nashville, TN
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Grant Ordiway, DO is a Diagnostic Radiology Physician provider in Nashville, TN (NPI 1467448886).
Provider details
- NPI number
- 1467448886
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- DO0000001159 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
5,375 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) |
|---|---|---|
| Screening 3d Breast Mammography77063 | 438 | $25 |
| Screening Mammography77067 | 436 | $32 |
| X-Ray of Chest, 1 View71045 | 355 | $8 |
| X-Ray of Chest, 2 Views71046 | 221 | $10 |
| Ct Scan of Chest Without Contrast71250 | 219 | $47 |
| Drainage of Fluid From Abdominal Cavity Using Imaging Guidance49083 | 160 | $94 |
| Ct Scan of Abdomen and Pelvis With Contrast |
Practice location
Mailing address
Additional practice locations (1)
- 1801 N Jackson StTullahoma, TN 37388-2201Phone: (931) 393-3000Fax: (931) 393-7806
Registry dates
- Enumerated
- 2005-09-21
- Last updated
- 2023-06-21
- Certified
- 2023-06-21
Frequently asked questions
- What is Grant Ordiway's NPI number?
- Grant Ordiway's National Provider Identifier (NPI) is 1467448886, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Grant Ordiway's specialty?
- Grant Ordiway is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Grant Ordiway located?
- Grant Ordiway's practice location on file with NPPES is 3601 the Vanderbilt Clinic, Nashville, TN 37232-2201.
- What is Grant Ordiway's phone number?
- The practice phone number listed in the NPPES registry for Grant Ordiway is (615) 322-3000.
- Does Grant Ordiway accept Medicare?
- Grant Ordiway is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Grant Ordiway's NPI active?
- Yes — Grant Ordiway's NPI (1467448886) is active in the NPPES registry as of the last update on 2023-06-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.