Dr. Sheri W. Armstrong, MD
- Medicare services, 2024
- 4,573
- Medicare patients, 2024
- 2,696
- MIPS score, 2024
- 79
- Hospital affiliations
- 5
- Industry payments
- $178
- Practice address
- 550 Fort Loudon Medical Center Dr, Lenoir City, TN 37772
- Practice phone
- Call (865) 271-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Armstrong'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. Sheri W. Armstrong is a diagnostic radiologist in Lenoir City, Tennessee
Dr. Armstrong practices at Covenant Health Fort Loudoun in Lenoir City, Tennessee, part of Covenant Health.
Dr. Armstrong's NPI, 1669401196, was assigned on June 30, 2006. Dr. Armstrong graduated from University of Louisville School of Medicine in 1990. Dr. Armstrong holds Tennessee license 47394.
- NPI
- 1669401196NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3072510411
- NPI enumeration date
- June 30, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (865) 271-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Sheri W. Armstrong practices at Covenant Health Fort Loudoun in Lenoir City, Tennessee
Dr. Armstrong's primary practice is Covenant Health Fort Loudoun, at 550 Fort Loudon Medical Center Dr, Lenoir City, TN 37772 in Loudon County. The practice phone is (865) 271-6000.
- Covenant Health Fort Loudoun550 Fort Loudon Medical Center Dr, Lenoir City, TN 37772 · Loudon CountyPhone(865) 271-6000
Source: Dmand AI Affiliation Data
Dr. Sheri W. Armstrong is affiliated with 6 sites of care and 2 medical groups
Dr. Armstrong's primary practice is Covenant Health Fort Loudoun in Lenoir City, Tennessee, part of Covenant Health. Dr. Armstrong is also affiliated with Covenant Health Parkwest. The medical group on file is Renaissance Imaging Medical Associates. Dmand AI also links Dr. Armstrong to 3 more hospitals, 1 group practice or clinic and 1 medical group, 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. Sheri W. Armstrong's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Armstrong practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Covenant Health Fort Loudoun | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Sheri W. Armstrong is one of 691 diagnostic radiologists in Tennessee
Diagnostic radiology is Dr. Armstrong's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dmand AI has Dr. Armstrong's licenses on file in 4 states: Tennessee, Hawaii, Indiana and Kentucky.
Specialties and state licenses
- Diagnostic radiology, TennesseePrimary
- Hawaii license
- Indiana license
- Kentucky license
Diagnostic radiologists near Dr. Armstrong
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. Sheri W. Armstrong billed Medicare for 4,573 services in 2024
CMS data shows 4,573 Medicare services from Dr. Armstrong across 44 procedure codes in 2024, for 2,696 Medicare patients. Medicare paid $161,691 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Armstrong's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 4,5942024: 4,2697%
- Tests and treatments
- 2023: 3272024: 26220%
- Other services
- 2023: 392024: 428%
Dr. Armstrong compared with the Tennessee median for diagnostic radiologists, 2024
- Dr. Armstrong
- Tennessee median
- Medicare services
- 4,573vs 2,86959% above
- Medicare patients
- 2,696vs 1,77252% above
Medians across 703 diagnostic radiologists in Tennessee with Dmand AI profiles that report each measure.
Dr. Armstrong'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. Sheri W. Armstrong treated 2,696 Medicare patients in 2024, average age 75
CMS counts 2,696 Medicare patients who saw Dr. Armstrong in 2024. The largest group is 75 to 84, with 961 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 18% are also on Medicaid. Their average risk score is 1.83, 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. Armstrong's median patient age at 66, with 57% women.
Dr. Armstrong's Medicare patients by age, 2024
Dr. Armstrong's Medicare patients by sex, 2024
- Women1,51856%
- Men1,17844%
Chronic conditions among Dr. Armstrong's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis59%
- Anxiety43%
- Mood disorders42%
- Ischemic heart disease41%
- Depression40%
- Diabetes40%
Share of Medicare patients with each condition. A patient can have several.
Dr. Armstrong's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women57%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Sheri W. Armstrong scored 79 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 79 out of 100 for Dr. Armstrong for performance year 2024, reported as part of a group. Dr. Armstrong accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Armstrong's MIPS scores, performance year 2024
- 79of 100Final score
- 75.6of 100Quality
- 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. Sheri W. Armstrong received $178 in industry payments from 2016 to 2025
CMS Open Payments shows 4 general payments to Dr. Armstrong from 2 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Boehringer Ingelheim Pharmaceuticals, Inc. paid the most, $103.
General payments to Dr. Armstrong by program year, 2016 to 2025
Companies that paid Dr. Armstrong the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Sheri W. Armstrong graduated from University of Louisville School of Medicine
Dr. Armstrong graduated from University of Louisville School of Medicine in 1990.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Sheri W. Armstrong'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)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. Sheri W. Armstrong
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. Sheri W. Armstrong's NPI number?
Dr. Sheri W. Armstrong's NPI number is 1669401196. It was assigned on June 30, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Sheri W. Armstrong?
Dr. Sheri W. Armstrong is a diagnostic radiologist in Lenoir City, Tennessee. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. Sheri W. Armstrong practice?
Dr. Armstrong practices at 550 Fort Loudon Medical Center Dr, Lenoir City, TN 37772. Dr. Armstrong's primary practice is Covenant Health Fort Loudoun in Lenoir City, Tennessee, part of Covenant Health. Dmand AI also links Dr. Armstrong to 3 hospitals, 1 group practice or clinic and 1 medical group.
What is Dr. Sheri W. Armstrong's office phone number?
The practice phone on file for Dr. Armstrong is (865) 271-6000.
What is Dr. Sheri W. Armstrong's medical license number?
Dr. Armstrong holds Tennessee license 47394, one of the licenses on file in 4 states.
Which states has Dr. Sheri W. Armstrong been licensed in?
Dmand AI has state licenses on file for Dr. Armstrong in Tennessee, Hawaii, Indiana and Kentucky.
Which hospitals is Dr. Sheri W. Armstrong affiliated with?
Dr. Armstrong practices at Covenant Health Fort Loudoun in Lenoir City, Tennessee. Dr. Armstrong is also affiliated with Covenant Health Parkwest. Dmand AI links Dr. Armstrong to 3 more hospitals.
What medical group is Dr. Sheri W. Armstrong part of?
Dr. Armstrong is linked to Renaissance Imaging Medical Associates. Dmand AI links Dr. Armstrong to 1 more medical group.
Does Dr. Sheri W. Armstrong accept Medicare?
Yes. CMS data shows Dr. Armstrong billed Medicare for 4,573 services in 2024, and Dr. Armstrong accepts Medicare assignment.
What is Dr. Sheri W. Armstrong's MIPS score?
Dr. Armstrong's MIPS final score for performance year 2024 is 79 out of 100, reported as part of a group.
Show 5 more questionsShow fewer questions
How many Medicare patients does Dr. Sheri W. Armstrong see?
CMS counts 2,696 Medicare patients who saw Dr. Armstrong in 2024, with an average age of 75.
What services does Dr. Sheri W. Armstrong bill to Medicare?
In 2024, Dr. Armstrong's most billed Medicare services were diagnostic imaging (70450), diagnostic imaging (71045) and diagnostic imaging (72125).
Where did Dr. Sheri W. Armstrong go to medical school?
Dr. Armstrong graduated from University of Louisville School of Medicine in 1990.
Has Dr. Sheri W. Armstrong received payments from drug or device companies?
CMS Open Payments shows $178 in general payments to Dr. Armstrong from 2 companies from 2016 to 2025. The largest total came from Boehringer Ingelheim Pharmaceuticals, Inc.
How long has Dr. Sheri W. Armstrong been practicing?
Dr. Armstrong graduated from medical school in 1990, 36 years ago.
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