Doctor profile · Federal record

Dr. Grant Ordiway, DO

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Diagnostic Radiology Physician · Nashville, TN

  • NPI 1467448886
  • Accepts Medicare
  • MIPS 92.8 / 100 · 2023
  • 42 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
3601 the Vanderbilt Clinic
Nashville, TN 372322201
(615) 322-3000
Additional location
1801 N Jackson St
Tullahoma, TN 373882201
(931) 393-3000
fax (931) 393-7806
Mailing address
3841 Green Hills Village Dr Ste 200
Nashville, TN 372152691

Credentials & registration

NPPES · NUCC
NPI registered
September 2005 — 21 yrs on file
Profile last updated
June 21, 2023
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State licenses (2)
Tennessee #1159 · Tennessee #DO0000001159
Medicaid
TN #3050160

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1467448886. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
5,553
Distinct HCPCS
10
Medicare allowed
$193,511
HCPCS Description Services Patients Avg allowed
71045 X-ray of chest, 1 view 965 682 $8
77063 Screening 3d breast mammography 382 382 $27
77067 Screening mammography 380 380 $35
70450 Ct scan head or brain without contrast 278 255 $38
71046 X-ray of chest, 2 views 242 222 $10
71250 Ct scan of chest without contrast 174 161 $48
74176 Ct scan of abdomen and pelvis without contrast 174 161 $79
74177 Ct scan of abdomen and pelvis with contrast 171 155 $83
72125 Ct scan of upper spine without contrast 117 111 $44
G0279 Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) 110 105 $27

In context: peer comparison

Among 101 peers in this city , average services per provider: 173. This provider delivers 32× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Grant Ordiway's medical specialty?
Dr. Grant Ordiway practices Diagnostic Radiology Physician in Nashville, TN.
Where does Dr. Grant Ordiway practice?
Dr. Grant Ordiway practices at 3601 the Vanderbilt Clinic, Nashville, TN 372322201. Office phone: 6153223000.
What is Dr. Grant Ordiway's NPI?
Dr. Grant Ordiway's National Provider Identifier (NPI) is 1467448886, issued by NPPES.
Does Dr. Grant Ordiway accept Medicare assignment?
Yes. Dr. Grant Ordiway accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Grant Ordiway commonly perform?
Top Medicare-reported procedures in 2023: X-ray of chest, 1 view (HCPCS 71045); Screening 3d breast mammography (HCPCS 77063); Screening mammography (HCPCS 77067). Source: CMS Medicare Physician & Other Practitioners file.