Dr. Grant D. Ordiway, DO
- Medicare services, 2024
- 5,375
- Medicare patients, 2024
- 2,630
- Hospital affiliations
- 4
- Industry payments
- $138
- Medical group
- 1
- Practice address
- 1801 N Jackson St Box 460, Tullahoma, TN 37388
- Practice phone
- Call (931) 393-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Ordiway's professional email, personal email and mobile number
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Dr. Grant D. Ordiway is a diagnostic radiologist in Tullahoma, Tennessee
Dr. Ordiway practices at Vanderbilt Tullahoma-Harton Hospital in Tullahoma, Tennessee, part of Vanderbilt University Medical Center.
Dr. Ordiway's NPI, 1467448886, was assigned on September 21, 2005. Dr. Ordiway graduated from Philadelphia College of Osteopathic Medicine in 1984. Dr. Ordiway holds Tennessee license 1159.
- NPI
- 1467448886NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0941224679
- NPI enumeration date
- September 21, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (931) 393-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 68
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Grant D. Ordiway practices at Vanderbilt Tullahoma-Harton Hospital in Tullahoma, Tennessee
Dr. Ordiway's primary practice is Vanderbilt Tullahoma-Harton Hospital, at 1801 N Jackson St Box 460, Tullahoma, TN 37388 in Coffee County. The practice phone is (931) 393-3000.
- Vanderbilt Tullahoma-Harton Hospital1801 N Jackson St Box 460, Tullahoma, TN 37388 · Coffee CountyPhone(931) 393-3000
Source: Dmand AI Affiliation Data
Dr. Grant D. Ordiway is affiliated with 5 sites of care and 1 medical group
Dr. Ordiway's primary practice is Vanderbilt Tullahoma-Harton Hospital in Tullahoma, Tennessee, part of Vanderbilt University Medical Center. Dr. Ordiway is also affiliated with Vanderbilt University Medical Center. The medical group on file is Vanderbilt University Medical Center. Dmand AI also links Dr. Ordiway to 2 more hospitals and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Grant D. Ordiway's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ordiway practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Vanderbilt Tullahoma-Harton Hospital | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Grant D. Ordiway is one of 691 diagnostic radiologists in Tennessee
Diagnostic radiology is Dr. Ordiway's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Ordiway is licensed in Tennessee.
Specialties and state licenses
- Diagnostic radiology, TennesseePrimary
Diagnostic radiologists near Dr. Ordiway
Counts of diagnostic radiologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Grant D. Ordiway billed Medicare for 5,375 services in 2024
CMS data shows 5,375 Medicare services from Dr. Ordiway across 82 procedure codes in 2024, for 2,630 Medicare patients. Medicare paid $151,575 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Ordiway's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 5,1072024: 4,6309%
- Tests and treatments
- 2023: 2522024: 43171%
- Surgery
- 2023: 842024: 16090%
- Other services
- 2023: 1102024: 15440%
Dr. Ordiway compared with the Tennessee median for diagnostic radiologists, 2024
- Dr. Ordiway
- Tennessee median
- Medicare services
- 5,375vs 2,86987% above
- Medicare patients
- 2,630vs 1,77248% above
Medians across 703 diagnostic radiologists in Tennessee with Dmand AI profiles that report each measure.
Dr. Ordiway's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Ordiway?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ordiway and other diagnostic radiologists in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Grant D. Ordiway treated 2,630 Medicare patients in 2024, average age 75
CMS counts 2,630 Medicare patients who saw Dr. Ordiway in 2024. The largest group is 65 to 74, with 1,068 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 10% are also on Medicaid. Their average risk score is 1.38, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Ordiway's median patient age at 69, with 66% women.
Dr. Ordiway's Medicare patients by age, 2024
Dr. Ordiway's Medicare patients by sex, 2024
- Women1,66263%
- Men96837%
Chronic conditions among Dr. Ordiway's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis55%
- Diabetes36%
- Chronic kidney disease35%
- Ischemic heart disease34%
- Mood disorders33%
- Depression31%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ordiway's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women66%
- Men34%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Grant D. Ordiway takes part in Medicare
Dr. Ordiway accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Grant D. Ordiway received $138 in industry payments in 2017
CMS Open Payments shows 1 general payment to Dr. Ordiway from 1 drug or device company in 2017. Food and beverage make up the largest share, 100% of the total. Endologix, Inc. paid the most, $138.
Companies that paid Dr. Ordiway the most, 2017 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Grant D. Ordiway graduated from Philadelphia College of Osteopathic Medicine
Dr. Ordiway graduated from Philadelphia College of Osteopathic Medicine in 1984.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Grant D. Ordiway's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Grant D. Ordiway
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Grant D. Ordiway's NPI number?
Dr. Grant D. Ordiway's NPI number is 1467448886. It was assigned on September 21, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Grant D. Ordiway?
Dr. Grant D. Ordiway is a diagnostic radiologist in Tullahoma, Tennessee. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. Grant D. Ordiway practice?
Dr. Ordiway practices at 1801 N Jackson St Box 460, Tullahoma, TN 37388. Dr. Ordiway's primary practice is Vanderbilt Tullahoma-Harton Hospital in Tullahoma, Tennessee, part of Vanderbilt University Medical Center. Dmand AI also links Dr. Ordiway to 2 hospitals and 1 group practice or clinic.
What is Dr. Grant D. Ordiway's office phone number?
The practice phone on file for Dr. Ordiway is (931) 393-3000.
What is Dr. Grant D. Ordiway's medical license number?
Dr. Ordiway holds Tennessee license 1159.
Which hospitals is Dr. Grant D. Ordiway affiliated with?
Dr. Ordiway practices at Vanderbilt Tullahoma-Harton Hospital in Tullahoma, Tennessee. Dr. Ordiway is also affiliated with Vanderbilt University Medical Center. Dmand AI links Dr. Ordiway to 2 more hospitals.
What medical group is Dr. Grant D. Ordiway part of?
Dr. Ordiway is linked to Vanderbilt University Medical Center.
Does Dr. Grant D. Ordiway accept Medicare?
Yes. CMS data shows Dr. Ordiway billed Medicare for 5,375 services in 2024, and Dr. Ordiway accepts Medicare assignment.
How many Medicare patients does Dr. Grant D. Ordiway see?
CMS counts 2,630 Medicare patients who saw Dr. Ordiway in 2024, with an average age of 75.
What services does Dr. Grant D. Ordiway bill to Medicare?
In 2024, Dr. Ordiway's most billed Medicare services were radiation oncology (77063), radiation oncology (77067) and diagnostic imaging (71045).
Show 3 more questionsShow fewer questions
Where did Dr. Grant D. Ordiway go to medical school?
Dr. Ordiway graduated from Philadelphia College of Osteopathic Medicine in 1984.
Has Dr. Grant D. Ordiway received payments from drug or device companies?
CMS Open Payments shows $138 in general payments to Dr. Ordiway from 1 company from 2017 to 2017. The largest total came from Endologix, Inc.
How long has Dr. Grant D. Ordiway been practicing?
Dr. Ordiway graduated from medical school in 1984, 42 years ago.
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