Dr. Jenna-Lyn A. Johnson, MD
- Medicare services, 2024
- 1,232
- Medicare patients, 2024
- 393
- Part D claims, 2024
- 1,459
- Hospital affiliations
- 2
- Industry payments
- $2,185
- Practice address
- 111 Highway 70 East, Dickson, TN 37055
- Practice phone
- Call (615) 446-0446
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Johnson's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Jenna-Lyn A. Johnson is a cardiologist in Dickson, Tennessee
Dr. Johnson practices at TriStar Horizon Medical Center in Dickson, Tennessee, part of HCA Healthcare.
Dr. Johnson's NPI, 1861879744, was assigned on April 30, 2015. Dr. Johnson graduated from Medical University of South Carolina College of Medicine in 2015. Dr. Johnson holds South Carolina license 85677.
- NPI
- 1861879744NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0840504791
- NPI enumeration date
- April 30, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (615) 446-0446
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jenna-Lyn A. Johnson practices at TriStar Horizon Medical Center in Dickson, Tennessee
Dr. Johnson's primary practice is TriStar Horizon Medical Center, at 111 Highway 70 East, Dickson, TN 37055 in Dickson County. The practice phone is (615) 446-0446.
- TriStar Horizon Medical Center111 Highway 70 East, Dickson, TN 37055 · Dickson CountyPhone(615) 446-0446
Source: Dmand AI Affiliation Data
Dr. Jenna-Lyn A. Johnson is affiliated with 2 sites of care and 4 medical groups
Dr. Johnson's primary practice is TriStar Horizon Medical Center in Dickson, Tennessee, part of HCA Healthcare. Dr. Johnson is also affiliated with Hardin Medical Center. The medical group on file is Ascension Saint Thomas Medical Partners. Dmand AI also links Dr. Johnson to 3 more medical groups, 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. Jenna-Lyn A. Johnson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Johnson practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| TriStar Horizon Medical Center | Available with a free account |
| +1 more site and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jenna-Lyn A. Johnson is one of 424 cardiologists in Tennessee
Cardiovascular disease is Dr. Johnson's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dmand AI has Dr. Johnson's licenses on file in 2 states: South Carolina and Virginia.
Specialties and state licenses
- Cardiovascular disease, South CarolinaPrimary
- Student in an organized health care education/training program, Virginia
Cardiologists near Dr. Johnson
Counts of cardiologists 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. Jenna-Lyn A. Johnson billed Medicare for 1,232 services in 2024
CMS data shows 1,232 Medicare services from Dr. Johnson across 15 procedure codes in 2024, for 393 Medicare patients. Medicare paid $58,399 for them.
Dr. Johnson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 5552024: 85955%
- Office and hospital visits
- 2023: 2382024: 34244%
- Imaging
- 2023: 412024: 3124%
Where Dr. Johnson's Medicare services took place, 2024
- In an office43635%
- In a facility79665%
Dr. Johnson compared with the Tennessee median for cardiologists, 2024
- Dr. Johnson
- Tennessee median
- Medicare services
- 1,232vs 1,79031% below
- Medicare patients
- 393vs 86655% below
- Part D claims
- 1,340vs 1,79825% below
Medians across 428 cardiologists 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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jenna-Lyn A. Johnson treated 393 Medicare patients in 2024, average age 75
CMS counts 393 Medicare patients who saw Dr. Johnson in 2024. The largest group is 65 to 74, with 186 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 9% are also on Medicaid. Their average risk score is 1.66, 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 74, with 52% women.
Dr. Johnson's Medicare patients by age, 2024
Dr. Johnson's Medicare patients by sex, 2024
- Women20552%
- Men18848%
Chronic conditions among Dr. Johnson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease59%
- Arthritis53%
- Atrial fibrillation53%
- Heart failure45%
- Chronic kidney disease41%
- Diabetes40%
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 74
Patient panel by sex, all payers
- Women52%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jenna-Lyn A. Johnson wrote 1,459 Medicare Part D claims in 2024
In 2024, Dr. Johnson wrote 1,459 Medicare Part D claims for 228 patients. 83% of them were for generic drugs. CMS names the drug for 1,340 of them, across 24 drugs with 11 or more claims each, at $247,426 in total drug cost. In 2023, CMS named 630 claims across 15 drugs.
Dr. Johnson's Part D claims by kind of drug, 2024
- Generic1,206 claims83%
- Brand-name253 claims17%
Dr. Johnson's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 6302024: 1,340113%
Drugs named by CMS: 24 in 2024, 15 in 2023.
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
How Dr. Jenna-Lyn A. Johnson takes part in Medicare
Dr. Johnson 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. Jenna-Lyn A. Johnson received $2,185 in industry payments from 2018 to 2024
CMS Open Payments shows 79 general payments to Dr. Johnson from 21 drug and device companies from 2018 to 2024. Food and beverage make up the largest share, 76% of the total. Abbott Laboratories paid the most, $514.
General payments to Dr. Johnson by program year, 2018 to 2024
General payments to Dr. Johnson by kind, 2018 to 2024
- Food and beverage$1,67176%
- Grants$51424%
Companies that paid Dr. Johnson the most, 2018 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Jenna-Lyn A. Johnson graduated from Medical University of South Carolina College of Medicine
Dr. Johnson graduated from Medical University of South Carolina College of Medicine in 2015.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Jenna-Lyn A. 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) |
| 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. Jenna-Lyn A. 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. Jenna-Lyn A. Johnson's NPI number?
Dr. Jenna-Lyn A. Johnson's NPI number is 1861879744. It was assigned on April 30, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Jenna-Lyn A. Johnson?
Dr. Jenna-Lyn A. Johnson is a cardiologist in Dickson, Tennessee. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Jenna-Lyn A. Johnson practice?
Dr. Johnson practices at 111 Highway 70 East, Dickson, TN 37055. Dr. Johnson's primary practice is TriStar Horizon Medical Center in Dickson, Tennessee, part of HCA Healthcare. Dmand AI also links Dr. Johnson to 3 medical groups.
What is Dr. Jenna-Lyn A. Johnson's office phone number?
The practice phone on file for Dr. Johnson is (615) 446-0446.
What is Dr. Jenna-Lyn A. Johnson's medical license number?
Dr. Johnson holds South Carolina license 85677, one of the licenses on file in 2 states.
Which states has Dr. Jenna-Lyn A. Johnson been licensed in?
Dmand AI has state licenses on file for Dr. Johnson in South Carolina and Virginia.
Which hospitals is Dr. Jenna-Lyn A. Johnson affiliated with?
Dr. Johnson practices at TriStar Horizon Medical Center in Dickson, Tennessee. Dr. Johnson is also affiliated with Hardin Medical Center.
What medical group is Dr. Jenna-Lyn A. Johnson part of?
Dr. Johnson is linked to Ascension Saint Thomas Medical Partners. Dmand AI links Dr. Johnson to 3 more medical groups.
Does Dr. Jenna-Lyn A. Johnson accept Medicare?
Yes. CMS data shows Dr. Johnson billed Medicare for 1,232 services in 2024, and Dr. Johnson accepts Medicare assignment.
How many Medicare patients does Dr. Jenna-Lyn A. Johnson see?
CMS counts 393 Medicare patients who saw Dr. Johnson in 2024, with an average age of 75.
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What services does Dr. Jenna-Lyn A. Johnson bill to Medicare?
In 2024, Dr. Johnson's most billed Medicare services were heart test or procedure (93000), office visit, established patient (99214) and heart test or procedure (93325).
Where did Dr. Jenna-Lyn A. Johnson go to medical school?
Dr. Johnson graduated from Medical University of South Carolina College of Medicine in 2015.
What drugs does Dr. Jenna-Lyn A. Johnson prescribe most?
In 2024 Medicare Part D data, Dr. Johnson's most prescribed drugs by claims were Metoprolol Succinate, Furosemide and Rosuvastatin Calcium.
Has Dr. Jenna-Lyn A. Johnson received payments from drug or device companies?
CMS Open Payments shows $2,185 in general payments to Dr. Johnson from 21 companies from 2018 to 2024. The largest total came from Abbott Laboratories.
How long has Dr. Jenna-Lyn A. Johnson been practicing?
Dr. Johnson graduated from medical school in 2015, 11 years ago.
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