Dr. David Thor Johnson, MD, PhD
- Medicare services, 2024
- 3,473
- Medicare patients, 2024
- 2,745
- Part D claims, 2024
- 34
- MIPS score, 2024
- 75
- Hospital affiliations
- 7
- Practice address
- 5655 Frist Blvd, Hermitage, TN 37076
- Practice phone
- Call (615) 316-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. David Thor Johnson is an interventional radiologist in Hermitage, Tennessee
Dr. Johnson practices at TriStar Summit Medical Center in Hermitage, Tennessee, part of HCA Healthcare.
Dr. Johnson's NPI, 1609041847, was assigned on April 29, 2008. Dr. Johnson graduated from Indiana University School of Medicine in 2008. Dr. Johnson holds Colorado license DR.0053422.
- NPI
- 1609041847NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0941425540
- NPI enumeration date
- April 29, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (615) 316-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David Thor Johnson practices at TriStar Summit Medical Center in Hermitage, Tennessee
Dr. Johnson's primary practice is TriStar Summit Medical Center, at 5655 Frist Blvd, Hermitage, TN 37076 in Davidson County. The practice phone is (615) 316-3000.
- TriStar Summit Medical Center5655 Frist Blvd, Hermitage, TN 37076 · Davidson CountyPhone(615) 316-3000
Source: Dmand AI Affiliation Data
Dr. David Thor Johnson is affiliated with 9 sites of care and 8 medical groups
Dr. Johnson's primary practice is TriStar Summit Medical Center in Hermitage, Tennessee, part of HCA Healthcare. Dr. Johnson is also affiliated with UCHealth University of Colorado Hospital. The medical group on file is Radiology Alliance. Dmand AI also links Dr. Johnson to 5 more hospitals, 7 medical groups, 1 clinical lab and 1 ambulatory surgery center, 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. David Thor Johnson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Johnson practices, 9 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| TriStar Summit Medical Center | Available with a free account |
| +8 more sites and 7 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David Thor Johnson is one of 67 interventional radiologists in Tennessee
Vascular and interventional radiology is Dr. Johnson's primary specialty in the NPI Registry, under taxonomy code 2085R0204X. Dr. Johnson is licensed in Colorado.
Specialties and state licenses
- Vascular and interventional radiology, ColoradoPrimary
Interventional radiologists near Dr. Johnson
Counts of interventional 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. David Thor Johnson billed Medicare for 3,473 services in 2024
CMS data shows 3,473 Medicare services from Dr. Johnson across 54 procedure codes in 2024, for 2,745 Medicare patients. Medicare paid $84,244 for them.
Dr. Johnson's Medicare services by type, 2022 to 2024
- 2022
- 2024
- Imaging
- 2022: 3872024: 3,347765%
- Tests and treatments
- 2022: 3212024: 9969%
- Surgery
- 2022: 2642024: 2790%
- Drugs given in the office
- 2022: 252024: 0100%
- Other services
- 2022: 1,9482024: 0100%
- Office and hospital visits
- 2022: 1512024: 0100%
Where Dr. Johnson's Medicare services took place, 2024
- In an office983%
- In a facility3,37597%
Dr. Johnson compared with the Tennessee median for interventional radiologists, 2024
- Dr. Johnson
- Tennessee median
- Medicare services
- 3,473vs 2,18359% above
- Medicare patients
- 2,745vs 9842.8 times
- Part D claims
- 287vs 368.0 times
Medians across 62 interventional radiologists in Tennessee with Dmand AI profiles that report each measure.
Dr. Johnson'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Johnson and other interventional radiologists in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David Thor Johnson treated 2,745 Medicare patients in 2024, average age 74
CMS counts 2,745 Medicare patients who saw Dr. Johnson in 2024. The largest group is 65 to 74, with 1,113 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 14% are also on Medicaid. Their average risk score is 1.80, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Johnson's median patient age at 60, with 58% women.
Dr. Johnson's Medicare patients by age, 2024
Dr. Johnson's Medicare patients by sex, 2024
- Women1,56357%
- Men1,18243%
Chronic conditions among Dr. Johnson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis58%
- Ischemic heart disease44%
- Diabetes40%
- Mood disorders40%
- Chronic kidney disease39%
- Anxiety38%
Share of Medicare patients with each condition. A patient can have several.
Dr. Johnson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women58%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David Thor Johnson wrote 34 Medicare Part D claims in 2024
In 2024, Dr. Johnson wrote 34 Medicare Part D claims for 14 patients. 97% of them were for generic drugs. They cover 12 drugs, with $8,821 in total drug cost. In 2021, CMS named 46 claims across 3 drugs.
Dr. Johnson's Part D claims by kind of drug, 2024
- Generic33 claims97%
- Brand-name and other1 claims3%
Dr. Johnson's most prescribed drugs by claims, 2022
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Johnson's Part D claims, 2024
- Opioids32%11 of 34 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 462022: 287524%
Drugs named by CMS: 12 in 2022, 3 in 2021.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. David Thor Johnson scored 75 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Johnson for performance year 2024, reported individually. Dr. Johnson accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
- MIPS final score, 2024
- 75 of 100
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. David Thor Johnson received $113,776 in industry payments from 2017 to 2025
CMS Open Payments shows 254 general payments to Dr. Johnson from 19 drug and device companies from 2017 to 2025. Speaker and faculty fees make up the largest share, 49% of the total. Medtronic, Inc. paid the most, $46,533. It also lists 2 research payments totaling $20,000 in 2016.
General payments to Dr. Johnson by program year, 2017 to 2025
General payments to Dr. Johnson by kind, 2017 to 2025
- Speaker and faculty fees$55,89149%
- Consulting fees$28,04825%
- Travel and lodging$17,38515%
- Food and beverage$10,4329%
- Other$2,0202%
Companies that paid Dr. Johnson the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. David Thor Johnson graduated from Indiana University School of Medicine
Dr. Johnson graduated from Indiana University School of Medicine in 2008.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David Thor Johnson'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) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - 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)Clinician Public Reporting: Overall MIPS Performance (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. David Thor Johnson
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. David Thor Johnson's NPI number?
Dr. David Thor Johnson's NPI number is 1609041847. It was assigned on April 29, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. David Thor Johnson?
Dr. David Thor Johnson is an interventional radiologist in Hermitage, Tennessee. The primary specialty in the NPI Registry is Vascular & Interventional Radiology Physician (taxonomy code 2085R0204X).
Where does Dr. David Thor Johnson practice?
Dr. Johnson practices at 5655 Frist Blvd, Hermitage, TN 37076. Dr. Johnson's primary practice is TriStar Summit Medical Center in Hermitage, Tennessee, part of HCA Healthcare. Dmand AI also links Dr. Johnson to 5 hospitals, 7 medical groups, 1 clinical lab and 1 ambulatory surgery center.
What is Dr. David Thor Johnson's office phone number?
The practice phone on file for Dr. Johnson is (615) 316-3000.
What is Dr. David Thor Johnson's medical license number?
Dr. Johnson holds Colorado license DR.0053422.
Which hospitals is Dr. David Thor Johnson affiliated with?
Dr. Johnson practices at TriStar Summit Medical Center in Hermitage, Tennessee. Dr. Johnson is also affiliated with UCHealth University of Colorado Hospital. Dmand AI links Dr. Johnson to 5 more hospitals.
What medical group is Dr. David Thor Johnson part of?
Dr. Johnson is linked to Radiology Alliance. Dmand AI links Dr. Johnson to 7 more medical groups.
Does Dr. David Thor Johnson accept Medicare?
Yes. CMS data shows Dr. Johnson billed Medicare for 3,473 services in 2024, and Dr. Johnson accepts Medicare assignment.
What is Dr. David Thor Johnson's MIPS score?
Dr. Johnson's MIPS final score for performance year 2024 is 75 out of 100, reported individually.
How many Medicare patients does Dr. David Thor Johnson see?
CMS counts 2,745 Medicare patients who saw Dr. Johnson in 2024, with an average age of 74.
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What services does Dr. David Thor Johnson bill to Medicare?
In 2024, Dr. Johnson's most billed Medicare services were diagnostic imaging (71045), nuclear medicine (78815) and nuclear medicine (78306).
Where did Dr. David Thor Johnson go to medical school?
Dr. Johnson graduated from Indiana University School of Medicine in 2008.
What drugs does Dr. David Thor Johnson prescribe most?
In 2022 Medicare Part D data, Dr. Johnson's most prescribed drugs by claims were Oxycodone HCl, Buprenorphine HCl and Gabapentin.
Has Dr. David Thor Johnson received payments from drug or device companies?
CMS Open Payments shows $113,776 in general payments to Dr. Johnson from 19 companies from 2017 to 2025. The largest total came from Medtronic, Inc.
How long has Dr. David Thor Johnson been practicing?
Dr. Johnson graduated from medical school in 2008, 18 years ago.
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