Dr. Katie Ellen Gardner, DO
- Medicare services, 2024
- 824
- Medicare patients, 2024
- 348
- Part D claims, 2024
- 1,356
- MIPS score, 2024
- 96
- Hospital affiliations
- 2
- Practice address
- 1924 Alcoa Highway, Knoxville, TN 37920
- Practice phone
- Call (865) 305-9000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Gardner's professional email, personal email and mobile number
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Dr. Katie Ellen Gardner is an internist in Knoxville, Tennessee
Dr. Gardner practices at The University of Tennessee Medical Center in Knoxville, Tennessee, part of Ut Medical.
Dr. Gardner's NPI, 1336521194, was assigned on June 29, 2015. Dr. Gardner holds Michigan license 5101021533.
- NPI
- 1336521194NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2668785510
- NPI enumeration date
- June 29, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (865) 305-9000
- 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. Katie Ellen Gardner practices at The University of Tennessee Medical Center in Knoxville, Tennessee
Dr. Gardner's primary practice is The University of Tennessee Medical Center, at 1924 Alcoa Highway, Knoxville, TN 37920 in Knox County. The practice phone is (865) 305-9000.
- The University of Tennessee Medical Center1924 Alcoa Highway, Knoxville, TN 37920 · Knox CountyPhone(865) 305-9000
Source: Dmand AI Affiliation Data
Dr. Katie Ellen Gardner is affiliated with 2 sites of care and 1 medical group
Dr. Gardner's primary practice is The University of Tennessee Medical Center in Knoxville, Tennessee, part of Ut Medical. Dr. Gardner is also affiliated with Prisma Health Blount Memorial Hospital. The medical group on file is UT Internal Medicine - Pellissippi.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Katie Ellen Gardner's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gardner practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The University of Tennessee Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Katie Ellen Gardner is one of 2,427 internists in Tennessee
Internal medicine is Dr. Gardner's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Gardner is licensed in Michigan.
Specialties and state licenses
- Internal medicine, MichiganPrimary
Internists near Dr. Gardner
Counts of internists 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. Katie Ellen Gardner billed Medicare for 824 services in 2024
CMS data shows 824 Medicare services from Dr. Gardner across 12 procedure codes in 2024, for 348 Medicare patients. Medicare paid $53,389 for them.
Dr. Gardner's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5142024: 44314%
- Tests and treatments
- 2023: 3782024: 3811%
Where Dr. Gardner's Medicare services took place, 2024
- In an office34442%
- In a facility48058%
Dr. Gardner compared with the Tennessee median for internists, 2024
- Dr. Gardner
- Tennessee median
- Medicare services
- 824vs 67123% above
- Medicare patients
- 348vs 22257% above
- Part D claims
- 1,234vs 3343.7 times
Medians across 2,462 internists in Tennessee with Dmand AI profiles that report each measure.
Dr. Gardner'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. Katie Ellen Gardner treated 348 Medicare patients in 2024, average age 73
CMS counts 348 Medicare patients who saw Dr. Gardner in 2024. The largest group is 65 to 74, with 170 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 16% are also on Medicaid. Their average risk score is 2.23, 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. Gardner's median patient age at 70, with 58% women.
Dr. Gardner's Medicare patients by age, 2024
Dr. Gardner's Medicare patients by sex, 2024
- Women17450%
- Men17450%
Chronic conditions among Dr. Gardner's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- COPD55%
- Arthritis49%
- Ischemic heart disease39%
- Diabetes38%
- Anxiety34%
- Chronic kidney disease34%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gardner's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women58%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Katie Ellen Gardner wrote 1,356 Medicare Part D claims in 2024
In 2024, Dr. Gardner wrote 1,356 Medicare Part D claims for 247 patients. 27% of them were for generic drugs. CMS names the drug for 1,234 of them, across 17 drugs with 11 or more claims each, at $486,894 in total drug cost. In 2023, CMS named 1,030 claims across 19 drugs.
Dr. Gardner's Part D claims by kind of drug, 2024
- Generic364 claims27%
- Brand-name992 claims73%
Dr. Gardner'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.
Drug classes CMS tracks in Dr. Gardner's Part D claims, 2024
- Antibiotics4%48 of 1,356 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, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,0302024: 1,23420%
Drugs named by CMS: 17 in 2024, 19 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
Dr. Katie Ellen Gardner scored 96 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 96 out of 100 for Dr. Gardner for performance year 2024, reported through an alternative payment model (APM). Dr. Gardner accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Gardner's MIPS scores, performance year 2024
- 96of 100Final score
- 86.2of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
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. Katie Ellen Gardner received $6,232 in industry payments from 2016 to 2025
CMS Open Payments shows 134 general payments to Dr. Gardner from 41 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 52% of the total. Intuitive Surgical, Inc. paid the most, $3,017.
General payments to Dr. Gardner by program year, 2016 to 2025
General payments to Dr. Gardner by kind, 2016 to 2025
- Food and beverage$3,23252%
- Education$3,00048%
Companies that paid Dr. Gardner the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Katie Ellen Gardner'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) |
| 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. Katie Ellen Gardner
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. Katie Ellen Gardner's NPI number?
Dr. Katie Ellen Gardner's NPI number is 1336521194. It was assigned on June 29, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Katie Ellen Gardner?
Dr. Katie Ellen Gardner is an internist in Knoxville, Tennessee. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Katie Ellen Gardner practice?
Dr. Gardner practices at 1924 Alcoa Highway, Knoxville, TN 37920. Dr. Gardner's primary practice is The University of Tennessee Medical Center in Knoxville, Tennessee, part of Ut Medical.
What is Dr. Katie Ellen Gardner's office phone number?
The practice phone on file for Dr. Gardner is (865) 305-9000.
What is Dr. Katie Ellen Gardner's medical license number?
Dr. Gardner holds Michigan license 5101021533.
Which hospitals is Dr. Katie Ellen Gardner affiliated with?
Dr. Gardner practices at The University of Tennessee Medical Center in Knoxville, Tennessee. Dr. Gardner is also affiliated with Prisma Health Blount Memorial Hospital.
What medical group is Dr. Katie Ellen Gardner part of?
Dr. Gardner is linked to UT Internal Medicine - Pellissippi.
Does Dr. Katie Ellen Gardner accept Medicare?
Yes. CMS data shows Dr. Gardner billed Medicare for 824 services in 2024, and Dr. Gardner accepts Medicare assignment.
What is Dr. Katie Ellen Gardner's MIPS score?
Dr. Gardner's MIPS final score for performance year 2024 is 96 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Katie Ellen Gardner see?
CMS counts 348 Medicare patients who saw Dr. Gardner in 2024, with an average age of 73.
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What services does Dr. Katie Ellen Gardner bill to Medicare?
In 2024, Dr. Gardner's most billed Medicare services were lung function service (94729), hospital inpatient care (99233) and critical care (99291).
What drugs does Dr. Katie Ellen Gardner prescribe most?
In 2024 Medicare Part D data, Dr. Gardner's most prescribed drugs by claims were Trelegy Ellipta, Albuterol Sulfate Hfa and Breo Ellipta.
Has Dr. Katie Ellen Gardner received payments from drug or device companies?
CMS Open Payments shows $6,232 in general payments to Dr. Gardner from 41 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Katie Ellen Gardner been practicing?
Dr. Gardner graduated from medical school in 2015, 11 years ago.
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